Business Expert Witnesses in California

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Business expert witnesses specialize in a variety of fields, including finance, management, marketing, entrepreneurship, and human resources. Some of the most common specialties among business expert witnesses also include corporate governance, business valuation, economic damages, mergers and acquisitions, and business ethics. They have provided opinions on the effects of financial mismanagement, unfair business practices, workplace discrimination, breach of contract, and corporate fraud.

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Dr. William Stephen Comanor, PhDView profile

ID: 115692

Dr. William Comanor, PhD

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California

Dr. William S. Comanor has 59 years of experience in the field of Economics. He earned his BA in Economics from Haverford College and his Ph.D. in Economics from Harvard University. Formerly, this expert served as the Chairman of the Economics Department at the University of California, Santa Barbara, and as the Director of the Research Program in Pharmaceutical Economics and Policy at the...

Legal Malpractice Expert WitnessView profile

E-063641

Legal Malpractice Expert Witness

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California

This experienced trial lawyer has taken 105 cases to judgment and verdict, specializing in business, real estate, and legal malpractice. He earned his J.D. from the University of Southern California Law School and then spent several years with law firm Meserve, Mumper & Hughes. The expert later worked as a Partner for Haight, Dickson, Brown & Bonesteel, where he was in charge of the legal...

Ms. Maureen ClarkView profile

ID: 124537

Ms. Maureen Clark

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California

This well-credentialed expert has over 20 years of human resources experience. She holds a master's degree in career counseling. She has been certified as a senior professional in human resources since 2005 and obtained her specialized California certification in 2010. She has held numerous positions on academic, professional and community service boards, and currently is vice chair emerita on...

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Business Ethics Expert WitnessView profile

E-007856

Business Ethics Expert Witness

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California

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New Jersey

This expert is a world renowned business ethics teacher, scholar and consultant. He received his J.D. from New York University and his Ph.D. in Public Policy from Harvard University. Prior to entering academia, this expert was the General Counsel of BioTechnica International, one of the first publicly-held biotechnology companies, and of Interlaken Capital, a privately held venture firm....

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Ms. Eva KnoppelView profile

ID: 12690

Ms. Eva Knoppel

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California

This expert landscape contractor has been in the landscape contracting and design industry for over two decades. A member of the Association of Professional Landscape Designers, she is currently the Owner of a landscape design group in California and frequently contracts on several projects at a time. Additionally, her company was voted one of the top five landscaping companies in Los Angeles by...

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Human Factors  Ergonomics  Safety Consulting  Organizational Consulting Expert WitnessView profile

E-035719

Human Factors Ergonomics Safety Consulting Organizational Consulting Expert Witness

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California

This expert has been working in industrial-organizational consulting for over 20 years. She has conducted and published original research in the areas of human factors and safety. She completed her BS at the University of Florida, and completed her MS and PhD at the California School of Professional Psychology. She is certified as a Professional Ergonomist, and has previously worked as a...

Mr. George JouganatosView profile

ID: 133007

Mr. George Jouganatos

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California

This expert has been teaching and practicing economics for over over 20 years. He holds a Doctorate in Economics from the University of California, Riverside and has been the Principal of his own economic consulting firm for the past 20 years. He provides consulting services in both the private and public sectors in the areas of economic impact and efficiency studies, cost/benefit analysis, and...

Damages Calculations  valuations  statistics  antitrust  IP litigation Expert WitnessView profile

E-097835

Damages Calculations valuations statistics antitrust IP litigation Expert Witness

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California

This well credentialed expert has more than three decades of experience in finance, economics, and statistics, with particular expertise in economic damages assessments, employment litigation, securities and business valuations. He earned his BS in Math and Economics from the University of Oregon, his MBA in Finance from University of California, Los Angeles, and his PhD in Financial Economics...

Dr. Lawrence Stephen Mayer, MD, MS, PhDView profile

ID: 143191

Dr. Lawrence Mayer, MD, MS, PhD

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California

Dr. Lawrence S. Mayer has 52 years of experience in the fields of Psychiatric Epidemiology and Statistics. He earned his BS in Psychology and Pre-Medicine, his MS in Mathematics, and his Ph.D. in Mathematics and Statistics from The Ohio State University. He also obtained his MBBS from the GKT School of Medical Education. Today, this expert is certified as a Private Pilot through the Federal...

Forensic Engineering Consulting Expert WitnessView profile

E-142127

Forensic Engineering Consulting Expert Witness

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California

This expert has been in the field of Forensic Engineering for the past 6 years. He earned his BS from California State University of Fresno, and his MS in Mechanical Engineering from Oregon State University. He is a certified Mechanical Engineer, and currently works as an Engineering Consultant at a Forensic Engineering Firm in California.

Dr. Jonathan Lamont Walker, PhDView profile

ID: 162660

Dr. Jonathan Walker, PhD

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California

Dr. Jonathan Walker has 37 years of experience in the field of Business & Finance. He earned his BA in Economics from the University of California, Berkeley, and his Ph.D. in Economics from the Massachusetts Institute of Technology. Previously, Dr. Walker was a Management Consultant with Monitor Company Group Limited and the President and Chief Executive Officer of Economists Incorporated....

Risk Management and Insurance Litigation Consulting Expert WitnessView profile

E-097007

Risk Management and Insurance Litigation Consulting Expert Witness

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California

This expert has over 40 years of experience in the field of insurance. He earned his BA at the University of Iowa, and his MSA at Pepperdine University. He is certified as an Associate in Risk Management and as a Chartered Property Casualty Underwriter. He is active in his field as a member of several professional societies, including the American Association of Insurance Management, and has...

Mr. Donovan TroneView profile

ID: 16432

Mr. Donovan Trone

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California

This expert earned his BS in finance and accounting at California Polytechnic State University. He is a certified senior appraiser and financial analyst. He formally was an equity research analyst for UBS and currently, he is a senior manager of valuations and analytic services for a finance and valuation company in northern California. His appraisal work is specialized in the wine industry.

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Mr. Andrew ClausenView profile

ID: 16553

Mr. Andrew Clausen

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California

This expert has over a decade of experience in business valuation. He obtained his BA in finance and marketing at the University of Wisconsin-Milwaikee and is an accredited senior business appraiser by the American Society of Appraisers. he previously served as a financial analyst at Virchow Krause, as well as a manager of business valuation at RSM US. He now serves as a business valuation...

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Mr. Eric EpsteinView profile

ID: 18106

Mr. Eric Epstein

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California

Eric Epstein is Managing Member of e2 venture partners focused on investing in and advising consumer branded products, health & wellness, aerospace & defense and healthcare (including specialty pharma) sectors. He has acted as an advisor to and / or evaluated investment opportunities with many private equity funds including Altas Partners, Bregal Partners, Clearlake Capital, Marlin Equity...

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Mr. Simon Warwick SmithView profile

ID: 18991

Mr. Simon Warwick Smith

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California

This book publicity and marketing expert has over 20 years of experience in the field. He earned his BS from the Australian National University and his MS in Psychology from John F. Kennedy University. Formerly, this expert served as a Business Analyst at International Computers LTD, as a Senior Analyst at Australian Minerals Economics, as a Project Manager at Pacific Bell Directory, as a...

Ms. Laura Fuchs Dolan, MBAView profile

ID: 193489

Ms. Laura Dolan, MBA

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California

Ms. Laura F. Dolan has 34 years of experience in Forensic Economics. She earned her BBA in Finance and Marketing and her MBA in Finance from Loyola Marymount University. Formerly, this expert served as an Economic Analyst at Brinton Economics, Inc., as a Partner at Mack Barclay Inc., and as a Managing Director at LECG Corporation. Currently, this expert is a Principal at Dolan/Xitco Consulting...

Dr. Dominique M. Hanssens, PhDView profile

ID: 19745

Dr. Dominique Hanssens, PhD

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California

Dr. Dominique M. Hanssens has 48 years of experience in Strategic Marketing. He studied Applied Economics at the University of Antwerp and earned his MS and PhD in Management from Purdue University. Formerly, this expert served as the Associate Dean, as the Bud Knapp Professor of Marketing, and as the Faculty Director of the Global Executive MBA Program for the Americas and the Morrison Center...

Mr. Eric SundheimView profile

ID: 19959

Mr. Eric Sundheim

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California

This expert in business valuation, has over 10 years of experience in his field. He earned a BA in economics from Washington University in St. Louis, and earned the designation of Accredited Senior Appraiser from the American Society of Appraisers in Business Valuation. Previously, he served as Treasurer of the American Society of Appraisers' Northern California chapter. Currently, he serves as...

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Ms. Heather Hathaway Xitco, MBA, CPAView profile

ID: 202114

Ms. Heather Xitco, MBA, CPA

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California

Ms. Heather Xitco has over 30 years of experience in the fields of Forensic Economics and Forensic Accounting. She earned her BA in Economics from the University of Southern California and her MBA with an emphasis in Finance and Management from the University of San Diego. Today, this expert is licensed as a Certified Public Accountant. Formerly, she served as a Shareholder at Mack Barclay, Inc....

Mr. James KimView profile

ID: 20314

Mr. James Kim

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California

This expert has over a decade of experience in business valuation. He obtained his BS in economics at the Wharton School of the University of Pennsylvania. He is an accredited senior appraiser by the American Society of Appraisers. He previously served as an investment analyst at Citi Private Bank, as a credit associate at Silicon Valley Bank, and as an associate at BDO Consulting. He is now the...

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Stephanie EnglerView profile

ID: 21419

Stephanie Engler

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California

This registered nurse earned her BSN from the College of St. Catherine and her MSN from Walden University. She is a certified life care planner and a member of the American Association of Nurse Life Care Planners. She has formally served as a registered nurse at the University of Minnesota, Scripps Green Hospital, and Methodist Hospital. Additionally, she has served as a life care planner for...

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Dr. Matthew ShumView profile

ID: 22520

Dr. Matthew Shum

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California

This expert has over two decades of experience as an economics professor teaching econometrics and has published over 50 articles throughout his career. He obtained his BA from Columbia University and his PhD in Economics from Stanford University. He previously served as an Assistant Professor of Economics at the University of Toronto, as a Professor of Economics at Johns Hopkins University, and...

Mr. Naji BoutrosView profile

ID: 22808

Mr. Naji Boutros

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California

This expert has over 10 years of experience working in real estate, specifically in loan modification. He obtained his AA in business transfer studies from the College of the Canyons and his BA in entrepreneurship and small business from California State University at Los Angeles. He is a certified and licensed real estate agent and is currently at a real estate firm in CA.

Mr. Peter BerenView profile

ID: 23484

Mr. Peter Beren

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California

This book publishing and publicity expert has over 35 years of experience in the field. He earned his BA in English literature at Tufts University. This expert holds memberships in the Association of Authors Representatives and the Independent Book Publishers Association. He has published two books, including The Writers Legal Companion. Formerly, this expert served as the Executive Editor at...

Dr. Jon Riddle, PhDView profile

ID: 23763

Dr. Jon Riddle, PhD

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California

This highly-qualified expert has over 20 years of experience as an economist, with much of his work centered around health economics, hospital reimbursement policies, antitrust economics, and damages. He received his BS in economics from California State Polytechnic University before earning his PhD in economics from the University of California Santa Barbara. This expert is active in his field...

Mr. Randy OsenbaughView profile

ID: 25414

Mr. Randy Osenbaugh

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California

This expert has over 35 years of experience in the energy industry. He earned his integrated fluids engineer certification from MI Engineering Research and Development Center and has extensive experience in fracking operations. This expert has previously served as a Drilling Rig Supervisor and Drilling Fluids Engineer at various companies including M-I SWACO, Krummrich Engineering, Boart...

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Mr. Rudy ZuidemaView profile

ID: 25572

Mr. Rudy Zuidema

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California

This expert received his BS in plant science and viticulture from the University of California Davis. After receiving his degree, he took on the role of assistant winemaker at Honig Vineyard. Next, he assumed the role of consulting winemaker at Allora Vineyards and Red Cap Vineyards. He was also a former winemaker at Encanto Vineyards and Shadybrook Estate. After gaining extensive experience as a...

Mr. Bruce Fred Deal, MPPView profile

ID: 268612

Mr. Bruce Deal, MPP

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California

Mr. Bruce F. Deal has over 35 years of experience in the field of Economics. He earned his BA in Economics and Global Studies from Pacific Lutheran University and his Master of Public Policy at Harvard University’s John F. Kennedy School of Government. Formerly, this expert held the role of a Senior Consultant and Manager at Arthur Andersen. Currently, he serves as the Managing Principal at...

Dr. Andrew Hardy Roper, PhD, MAView profile

ID: 28372

Dr. Andrew Roper, PhD, MA

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California

Dr. Andrew H. Roper has 22 years of experience in the field of Business & Finance. He earned his BA in Economics from Washington and Lee University, his MA in Economics from the University of California, Davis, and his PhD in Finance from Fuqua School of Business at Duke University. Formerly, this expert served as Executive Vice President and Senior Consultant at Compass Lexecon and as Founder...

Dr. Jerald Harvey Udinsky, PhDView profile

ID: 290663

Dr. Jerald Udinsky, PhD

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California

Dr. Jerald H. Udinsky has 52 years of experience in the fields of Economics and Business Valuation. He earned his BS in Physics from the Massachusetts Institute of Technology and then earned both his MA, and his Ph.D. in Economics from the University of California Berkeley. Today, this expert is certified as a Senior Disability Analyst by the American Board of Disability Analysts. Formerly, this...

Mr. Dan WilsonView profile

ID: 29743

Mr. Dan Wilson

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California

This highly qualified expert has over a decade of experience in the transportation, events, and security industries. He specializes in transportation logistics, operations, policies, and procedures, as well as in charter, tour, school, and party bus operations, large scale refinery and construction site transportation, and employee shuttle systems. He also has expertise in private event planning...

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Mr. Marc WeinsteinView profile

ID: 30436

Mr. Marc Weinstein

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California

This highly qualified expert has worked as the director of operations for several music festivals. He obtained his BS in economics from the University of Pennsylvania, before beginning his career as an investment banker at Jeffries & Company and at Morgan Stanley. As a serial entrepreneur in both finance and music, this expert has also held a slew of finance positions, including as the founder...

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Dr. Eric MatoloView profile

ID: 30791

Dr. Eric Matolo

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California

This expert specializes in analyzing complex business economics for commercial disputes, intellectual property issues, and patent and trademark cases. He has prior experience estimating damages and costs related to corrective advertising campaigns. This expert earned his BA, MA, and PhD in Economics from the University of California Santa Barbara. He is a member of numerous professional...

Dr. Bruce A. Strombom, PhDView profile

ID: 320313

Dr. Bruce Strombom, PhD

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California

Dr. Bruce A. Strombom has 43 years of experience in the field of Economics. He earned his BA in Economics from San José State University, and his PhD in Economics from the University of California, Irvine. Formerly, this expert served as a Manager of Consulting Services at Price Waterhouse and as an Executive Vice President at Geneva Business Research Corp. Currently, this expert is a Senior...

Ms. Sarah Melissa Butler, MPhil, MAView profile

ID: 3277112

Ms. Sarah Butler, MPhil, MA

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California

Ms. Sarah Butler has 25 years of experience in Market Research and Statistical Analysis. She earned her BA in History and Sociology from Wellesley College, her MPhil from Trinity College, and her MA in Sociology from Temple University. Formerly, this expert served as an Adjunct Professor at Temple University and as a Consultant at Integrated Marketing Associates. Currently, this expert is a...

Mr. Joseph EsileView profile

ID: 33729

Mr. Joseph Esile

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California

This expert earned his BA in management from Elms College and his MS in sports administration from Marshall University. He worked as operations assistant and coordinator for Marshall University Athletics, University of Missouri Athletics, and the University of Pittsburgh Athletics. He is currently the director of athletic facilities and events at a top university in northern California.

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Mr. Pablo AguilarView profile

ID: 34096

Mr. Pablo Aguilar

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California

This highly-qualified expert has nearly 20 years of experience working in nightlife operations and management. He earned his BS in finance at San Diego State University and has formerly worked at various nightclubs and venues. He previously served as the director of VIP Services at Sweetwater & Moonstone, the VIP host at IVY Hotel and a CEO and partner at New Visions Productions. In addition, he...

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Mr. Bobby HackerView profile

ID: 36373

Mr. Bobby Hacker

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California

This highly qualified expert is specialized in sports media law. He received his BA from the University of California, Berkeley before completing his JD at San Fernando Valley College of Law. He is an active member in a number of sports associations, including a board of directors position as the president of the Sports Lawyers Association. He has published on the legal aspects of big sports...

Mr. Ron DorobaView profile

ID: 36503

Mr. Ron Doroba

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California

This highly qualified expert has over 25 years of experience in music festival operations. He obtained his BS from the University of Maryland, before beginning his career in music and entertainment. Formerly, this expert has served as the director of production at AEG Live, as the vice president of North American sales at EPS America, as the producer of A Beautiful Perspective, LLC, and as the...

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Mr. Daniel DurbinView profile

ID: 37131

Mr. Daniel Durbin

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California

This highly qualified expert has 25 years of experience in studying and writing about various aspects of sports media. He received his MA in communication studies from California State University, Northridge and his Ph.D. in rhetorical theory and criticism from the University of Southern California. This expert has appeared as an expert on sports media and society in hundreds of articles and news...

Ms. Stella BryanView profile

ID: 39415

Ms. Stella Bryan

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California

This expert has over 12 years of experience in call center technology. She earned her BA in psychology from San Jose State University, followed by her MA in psychology and anthropology from ITP University. Over the course of her career, she has consulted for large companies such as Johnson and Johnson, Sirius XM, Apple Computers, and Charles Schwab, specializing in virtual contact center...

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Ms. Susan LeaView profile

ID: 39647

Ms. Susan Lea

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California

This highly-qualified expert has been practicing law in California for more than 30 years. She earned her MBA from the University of California, Berkeley before earning her JD from the University of San Francisco. Over her career, she has served as a member of the UN Steering Committee, the co-founder of Court Appointed Special Advocates, a licensed appraiser, and a pro temp judge. She currently...

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Mr. Cristian ZarcuView profile

ID: 404692

Mr. Cristian Zarcu

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California

Mr. Cristian Zarcu has 28 years of experience in Business and Finance with expertise in Trading Algorithms and Electronic Trading. He earned his BS in Economics and Finance from the University of Idaho. This expert holds six active certifications from the Financial Industry Regulatory Authority. Formerly, this expert served as a Portfolio Sales/Trader at Salomon Brothers, as the Head of the...

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Mr. Brad BatesoleView profile

ID: 42105

Mr. Brad Batesole

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California

This highly-qualified expert has nearly 15 years of experience in marketing with expertise in search marketing and search engine optimization. He earned his BBA in marketing and communications from Azusa Pacific University. Throughout his career, this expert has held many positions including digital marketing director at Five Sharp, the head of operations and marketing at Geodelic Systems, Inc,...

Prof. Lisette De PillisView profile

ID: 43609

Prof. Lisette De Pillis

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California

This expert is highly-qualified in the field of university hiring practices and has over 25 years of experience in the field of mathematics. She earned her BA from the University of California, San Diego and her MA from the University of California, Los Angeles. She stayed at the University of California, Los Angeles to complete her PhD in applied mathematics before becoming an assistant...

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Dr. Patrick Fitzgerald Kennedy, PhDView profile

ID: 516228

Dr. Patrick Kennedy, PhD

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California

Dr. Patrick F. Kennedy has 30 years of experience in Economics. He earned his BA in Economics from the University of California San Diego and his Ph.D. in Economics from Stanford University. Formerly, this expert served as the Director of Economic Research at International Securities Group, Inc., as a Consultant and Shareholder at Mack Barclay Inc, and as the Managing Director at LECG...

Mrs Jill Elizabeth Robinson, RPh, MBAView profile

ID: 52784

Mrs. Jill Robinson, RPh, MBA

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California

Mrs. Jill E. Robinson has 24 years of experience in the fields of Business Administration and Pharmaceuticals. She earned her BS in Pharmacy from Purdue University and her MBA from Saint Joseph's University. Today, this expert is licensed as a Pharmacist in the state of Michigan. Formerly, this expert served as the Vice President of Global Safety Surveillance, Epidemiology, and Labeling at Wyeth,...

Mr. Peter David Wrobel, CPA, CFEView profile

ID: 539021

Mr. Peter Wrobel, CPA, CFE

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California

Mr. Peter D. Wrobel has 37 years of experience in Valuation and Forensic Analysis with expertise in Damages and Forensic Accounting. He earned his BA, MA, and C.Phil in History from the University of California, Los Angeles, and his MBA in Accounting from USC Marshall School of Business. Today, this expert is certified as a Fraud Examiner by the Association of Certified Fraud Examiners,...

Mr. Taylor Christian Ehrlich, CPA, CFE, ABV, MACView profile

ID: 609548

Mr. Taylor Ehrlich, CPA, CFE, ABV, MAC

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California

Mr. Taylor Ehrlich is a Partner at Resolution Economics LLC. He holds a Masters in Accounting and B.S. in Business from the University of Southern California. Prior to joining Resolution Economics, Taylor worked at Alix Partners, LLC in the Los Angeles Financial Advisory Services group. Previous to Alix Partners, Taylor was an Audit Senior at Deloitte & Touche, LLP in the Audit and Advisory...

The Average Business Expert Witness
Charges $467 / Hour

Based on hourly rates. Compare expert witness rates across thousands of specialties in all 50 states.

  • Review Fee

    $425

    Fee info

    This represents an expert’s hourly rate for participating in depositions. Experts may charge more for depositions that require them to travel, and some experts choose to bill a flat, daily or half-daily rate for deposition appearances.

  • Deposition Fee

    $475

    Fee info

    This represents an expert’s hourly rate for participating in depositions. Experts may charge more for depositions that require them to travel, and some experts choose to bill a flat, daily or half-daily rate for deposition appearances.

  • Court Fee

    $500

    Fee info

    This represents an expert’s hourly rate for participating in depositions. Experts may charge more for depositions that require them to travel, and some experts choose to bill a flat, daily or half-daily rate for deposition appearances.

Business Expert Witness FAQs

A business expert witness provides specialized knowledge and insights on complex business matters, helping courts understand intricate details that are crucial to case outcomes.

Business expert witnesses can handle a wide range of cases including contract disputes, mergers and acquisitions, financial fraud, bankruptcy, intellectual property issues, and more.

In financial fraud cases, a business expert witness can analyze financial records, identify irregularities, and provide clear explanations about fraudulent activities to the court.

Yes. Subspecialties may include areas like finance, economics, accounting, marketing, human resources, or operations management depending on the specifics of the case.

Each industry has unique practices and standards. An expert with experience in your industry will have an intimate understanding of these nuances which can be pivotal for your case.

Expert Institute offers a personalized approach to help you find the highest quality experts. We source actively-practicing professionals who match all your requirements for specialty areas, work experience, litigation history, fee range, certifications, location, and more.

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