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Our Core Values

Management Team

Thought leaders in business valuation

Shelia Darby, MBA, CVA,
MAFF, ECA

Managing Director, BizWorth

Shelia Darby is the Managing Director of BizWorth, where she leads the valuation department and specializes in business valuation and litigation support. With a career spanning over 25 years, she has deep expertise in valuation engagements, including complex litigation cases. She holds a BBA in Finance from Baylor University and an MBA from Rice University’s Jones Graduate School of Business. A CVA, MAFF, and ECA, Shelia is a member of NACVA and the Institute of Equipment Valuation and previously served on NACVA’s Ethics Oversight Board.

Kip Holderness, Ph.D., CPA, CMA, CFE, CVA

Valuation Expert; Litigation Support

Dr. Kip Holderness is a Valuation Expert with BizWorth, contributing to certified valuations and litigation support. He is a Professor of Accounting at West Virginia University and Program Coordinator for the Master of Forensic and Fraud Examination program. Kip holds a Ph.D. in Accountancy from Bentley University and is a CPA, CMA, CFE, and CVA. He also serves as Director of Research for the Association of Certified Fraud Examiners Research Institute and has been qualified as an expert witness in litigation matters.

Joseph Wilson, CVA, ECA

Business Valuation Manager

Joseph is a Business Valuation Manager at BizWorth, where he leads the firm’s SBA Valuation Team and oversees engagements across a broad range of industries. He holds a B.B.A. in Energy Management (2017) and an M.S. in Finance (2021) from the University of Oklahoma. Joseph serves as Treasurer of the TABB Houston Chapter and holds certifications as a Certified Valuation Analyst (CVA) and Equipment Certified Appraiser (ECA).

Shelia Darby, MBA, CVA, MAFF, ECA
Managing Director
Shelia Darby is the Managing Director of BizWorth, where she leads the valuation department and specializes in business valuation and litigation support. With a career spanning over 25 years, she has deep expertise in valuation engagements, including complex litigation cases. She holds a BBA in Finance from Baylor University and an MBA from Rice University’s Jones Graduate School of Business. A CVA, MAFF, and ECA, Shelia is a member of NACVA and the Institute of Equipment Valuation and previously served on NACVA’s Ethics Oversight Board.
Joseph Wilson, CVA, ECA
Business Valuation Manager
Joseph is a Business Valuation Manager at BizWorth, where he leads the firm’s SBA Valuation Team and oversees engagements across a broad range of industries. He holds a B.B.A. in Energy Management (2017) and an M.S. in Finance (2021) from the University of Oklahoma. Joseph serves as Treasurer of the TABB Houston Chapter and holds certifications as a Certified Valuation Analyst (CVA) and Equipment Certified Appraiser (ECA).
Kip Holderness, Ph.D., CPA, CMA, CFE, CVA
Valuation Expert; Litigation Support
Dr. Kip Holderness is a Valuation Expert with BizWorth, contributing to certified valuations and litigation support. He is a Professor of Accounting at West Virginia University and Program Coordinator for the Master of Forensic and Fraud Examination program. Kip holds a Ph.D. in Accountancy from Bentley University and is a CPA, CMA, CFE, and CVA. He also serves as Director of Research for the Association of Certified Fraud Examiners Research Institute and has been qualified as an expert witness in litigation matters.
Victoria Duron, CPA, CVA
Business Valuation Manager
Victoria is a Business Valuation Manager at BizWorth, focusing on valuation production and compliance support. She has experience working with a Big 4 public accounting firm in Forensic & Integrity Services, where she performed forensic accounting analyses, supported expert witness engagements, and managed compliance across federal grant programs. Victoria holds a Master in Professional Accounting and a BBA from The University of Texas at Austin. She is a licensed CPA in Texas, a Certified Valuation Analyst (CVA) through NACVA, and a member of the AICPA and the Texas Society of CPAs, Houston Chapter.
Sydney Gray, CVA
Certified Business Appraiser
Sydney Gray is a NACVA Certified Appraiser (CVA) at BizWorth, contributing to the valuation production team. She holds a Bachelor of Science in Business Administration from Liberty University and is pursuing a Master of Business Administration with a concentration in Finance.
Mitch Clayton
Business Appraiser
James "Mitch" Clayton is a Financial Analyst at BizWorth, contributing to the firm’s valuation production team through financial analysis, research, and valuation support. He holds a Bachelor of Business Administration in Accounting from Sam Houston State University and has earned recognition for academic excellence and accounting achievement, including being named the 2023 Texas FBLA Accounting Champion. He is currently pursuing his certification in business appraisal through National Association of Certified Valuators and Analysts.
Christina Pedersen
Customer Success Manager
Christina Pedersen is the Customer Success Manager at BizWorth, overseeing client intake, valuation coordination, and ongoing client communications to help ensure a seamless experience throughout the valuation process. She holds dual Bachelor of Business Administration degrees in Management Information Systems and Marketing from University of Houston, graduating Summa Cum Laude. Christina combines strengths in project coordination, analytics, and customer communication to support efficient operations and deliver a high level of service to business owners, advisors, and valuation clients nationwide.
Dan Darby, MSc
Managing Director
Dan is a Managing Director at BizWorth, focusing on technology and partnership development to grow the company’s reach and advisor network. He holds a BBA from Baylor University and a Master of Science in Leadership and Organizational Change from Northwestern University. Dan brings a strong background in strategic marketing, technology adoption and business development.
Madeleine Fontein, PMP
Business Operations Coordinator
Madeleine Fontein is the Business Operations Coordinator at BizWorth, where she supports production management and streamlines business operations to ensure efficiency across teams. She holds a Bachelor of Commerce from Dalhousie University and is a Certified Project Management Professional (PMP). With a strong foundation in operational strategy and process improvement, Madeleine plays a key role in delivering high-quality valuation services.
Weston Tschirhart, ECA
Certified Machinery & Equipment Appraiser
Mr. Tschirhart is a certified machinery and equipment appraiser at BizWorth. Specializing in over 10 years of agricultural, industrial and restaurant machinery and equipment, Mr. Tschirhart’s expertise ensures accurate and reliable assessments for clients across various industries and locations throughout the country. A proud graduate of the University of Texas at San Antonio (UTSA), Weston's analytical prowess and commitment to excellence make him a valuable asset in providing comprehensive and accurate machinery and equipment appraisals to clients from coast to coast.
Michael Johnson
Marketing Manager
Michael Johnson is a digital marketing professional with a Bachelor’s degree in Strategic Communications from University of Colorado Boulder, specializing in SEO, analytics, revenue operations, and revenue-focused brand strategy. He combines expertise in HubSpot, Google Analytics, and content marketing to help businesses strengthen their online presence and drive measurable growth. Michael also brings hands-on experience managing multi-platform digital campaigns, social media growth strategies, and brand engagement initiatives across a variety of industries.
Shelia Darby, MBA, CVA, MAFF, ECA
Managing Director

Shelia Darby is the Managing Director of BizWorth, where she leads the valuation department and specializes in business valuation and litigation support. With a career spanning over 25 years, she has deep expertise in valuation engagements, including complex litigation cases. She holds a BBA in Finance from Baylor University and an MBA from Rice University’s Jones Graduate School of Business. A CVA, MAFF, and ECA, Shelia is a member of NACVA and the Institute of Equipment Valuation and previously served on NACVA’s Ethics Oversight Board.

Joseph Wilson, CVA, ECA
Business Valuation Manager

Joseph is a Business Valuation Manager at BizWorth, where he leads the firm’s SBA Valuation Team and oversees engagements across a broad range of industries. He holds a B.B.A. in Energy Management (2017) and an M.S. in Finance (2021) from the University of Oklahoma. Joseph serves as Treasurer of the TABB Houston Chapter and holds certifications as a Certified Valuation Analyst (CVA) and Equipment Certified Appraiser (ECA).

Kip Holderness, Ph.D., CPA, CMA, CFE, CVA
Valuation Expert; Litigation Support

Dr. Kip Holderness is a Valuation Expert with BizWorth, contributing to certified valuations and litigation support. He is a Professor of Accounting at West Virginia University and Program Coordinator for the Master of Forensic and Fraud Examination program. Kip holds a Ph.D. in Accountancy from Bentley University and is a CPA, CMA, CFE, and CVA. He also serves as Director of Research for the Association of Certified Fraud Examiners Research Institute and has been qualified as an expert witness in litigation matters.

Victoria Duron, CPA, CVA
Business Valuation Manager

Victoria is a Business Valuation Manager at BizWorth, focusing on valuation production and compliance support. She has experience working with a Big 4 public accounting firm in Forensic & Integrity Services, where she performed forensic accounting analyses, supported expert witness engagements, and managed compliance across federal grant programs. Victoria holds a Master in Professional Accounting and a BBA from The University of Texas at Austin. She is a licensed CPA in Texas, a Certified Valuation Analyst (CVA) through NACVA, and a member of the AICPA and the Texas Society of CPAs, Houston Chapter.

Sydney Gray, CVA
Certified Business Appraiser

Sydney Gray is a NACVA Certified Appraiser (CVA) at BizWorth, contributing to the valuation production team. She holds a Bachelor of Science in Business Administration from Liberty University and is pursuing a Master of Business Administration with a concentration in Finance.

Mitch Clayton
Business Appraiser

James "Mitch" Clayton is a Financial Analyst at BizWorth, contributing to the firm’s valuation production team through financial analysis, research, and valuation support. He holds a Bachelor of Business Administration in Accounting from Sam Houston State University and has earned recognition for academic excellence and accounting achievement, including being named the 2023 Texas FBLA Accounting Champion. He is currently pursuing his certification in business appraisal through National Association of Certified Valuators and Analysts.

Christina Pedersen
Customer Success Manager

Christina Pedersen is the Customer Success Manager at BizWorth, overseeing client intake, valuation coordination, and ongoing client communications to help ensure a seamless experience throughout the valuation process. She holds dual Bachelor of Business Administration degrees in Management Information Systems and Marketing from University of Houston, graduating Summa Cum Laude. Christina combines strengths in project coordination, analytics, and customer communication to support efficient operations and deliver a high level of service to business owners, advisors, and valuation clients nationwide.

Dan Darby, MSc
Managing Director

Dan is a Managing Director at BizWorth, focusing on technology and partnership development to grow the company’s reach and advisor network. He holds a BBA from Baylor University and a Master of Science in Leadership and Organizational Change from Northwestern University. Dan brings a strong background in strategic marketing, technology adoption and business development.

Madeleine Fontein, PMP
Business Operations Coordinator

Madeleine Fontein is the Business Operations Coordinator at BizWorth, where she supports production management and streamlines business operations to ensure efficiency across teams. She holds a Bachelor of Commerce from Dalhousie University and is a Certified Project Management Professional (PMP). With a strong foundation in operational strategy and process improvement, Madeleine plays a key role in delivering high-quality valuation services.

Weston Tschirhart, ECA
Certified Machinery & Equipment Appraiser

Mr. Tschirhart is a certified machinery and equipment appraiser at BizWorth. Specializing in over 10 years of agricultural, industrial and restaurant machinery and equipment, Mr. Tschirhart’s expertise ensures accurate and reliable assessments for clients across various industries and locations throughout the country. A proud graduate of the University of Texas at San Antonio (UTSA), Weston's analytical prowess and commitment to excellence make him a valuable asset in providing comprehensive and accurate machinery and equipment appraisals to clients from coast to coast.

Michael Johnson
Marketing Manager

Michael Johnson is a digital marketing professional with a Bachelor’s degree in Strategic Communications from University of Colorado Boulder, specializing in SEO, analytics, revenue operations, and revenue-focused brand strategy. He combines expertise in HubSpot, Google Analytics, and content marketing to help businesses strengthen their online presence and drive measurable growth. Michael also brings hands-on experience managing multi-platform digital campaigns, social media growth strategies, and brand engagement initiatives across a variety of industries.

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Blog

Resources

How to Value a Day Care: Fair Market Value Explained

Learn how to value a day care using a financial framework grounded in revenue, margins, and risk. Understand why valuation multiples are only a starting point in determining fair market value.

Read More
Resources

How to Value a Convenience Store Before Selling

A financial guide on how to value a convenience store before selling. Learn how certified appraisers evaluate revenue, margins, inventory, and risk to determine fair market value.

Read More
Resources

Coffee Shop Business Valuation Multiples and the Risk of Rule-of-Thumb Pricing

Understand coffee shop business valuation multiples and their limitations. This guide explains how certified appraisers determine value using revenue, margins, and financial risk instead of rule-of-thumb pricing.

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Resources

Hair Salon Business Valuation Multiples: A Starting Point, Not a Conclusion

Explore how hair salon business valuation multiples are used and why they don’t tell the full story. Learn how buyers evaluate earnings, margins, and risk when determining fair market value for salon businesses.

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News & Press Releases

Shelia Darby Named President of NACVA – Houston Chapter

BizWorth is pleased to announce that managing director Shelia Darby, MBA, CVA, MAFF, is the newly appointed President of the National Association of Certified Valuators

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NACVA Names Shelia Darby to its Ethics Oversight Board

The National Association of Certified Valuators and Analysts® (NACVA®), the organization that has trained over 35,000 CPAs and other valuation and consulting professionals in the...

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