Market experts who manage every facet of a transaction, start to finish.
Nishen Radia
Chief Executive Officer
Nishen Radia’s experience includes advising founders, entrepreneurs, private equity firms and public companies on their most important strategic and financial decisions.
He co-founded FocalPoint Partners in 2002 and helped build it into one of the leading middle-market investment banks in the United States. Following the successful acquisition of FocalPoint by B. Riley Financial in 2022, he served as Co-Head of M&A, advising clients across mergers and acquisitions, capital raising, restructurings and other complex corporate finance transactions.
Diane Cabo
Managing Director & Co-Head of M&A
Diane has 20 years of deep expertise in originating and executing middle‑market M&A transactions.
At Marshall & Stevens, she drives critical deal processes from initial evaluation through closing, delivering disciplined execution and strategic guidance that helps clients maximize value in complex transactions.
Prior to joining Marshall & Stevens, Diane spent ten years as a Managing Director of Investment Banking at CriticalPoint, where she originated and executed M&A transactions and supported business owners through complex strategic and financial decisions.
Mark Santarsiero
Board Member
Mark Santarsiero is a member of the Board of Directors of Marshall & Stevens. He also serves on our internal Fairness and Solvency Opinions committee.
Mr. Santarsiero served as President and Chief Executive Officer of Marshall & Stevens from January 2000 through August 2026. Prior to 2000, he served as Chief Financial Officer, Chief Operating Officer, and as national practice leader for the Financial Valuation & Consulting practice for Marshall & Stevens.
Jordan Santarsiero
Managing Director
Jordan Santarsiero is a Managing Director for MS Capital. He is responsible for new client development, transaction management, and valuation presentations.
Prior to joining MS Capital in 2017, Jordan worked within the Transaction Advisory Services practice at RSM LLP and prior to that was on the audit team for public and private companies for SingerLewak, LLP.
Jordan received a B.S. in Accounting from Loyola Marymount University. He holds the Certified Public Accountant designation (inactive).
Steven A. Susel
Managing Director
Steven A. Susel is a Managing Director of MS Capital. He is responsible for business development, relationship management, and transaction execution.
Mr. Susel has been involved in investment banking since 1993. He specializes in evaluating and working with privately held companies and their management teams to achieve their corporate and personal objectives.
Greg Feldman
Managing Director
Greg Feldman is a Managing Director at MS Capital. He is responsible for business development and client management.
Mr. Feldman joined Marshall & Stevens in 2010. He works with public and private companies and their trusted advisors to provide valuations of businesses, equity and debt instruments, intangible assets, machinery & equipment, and commercial real estate including cost segregation studies. Analyses are provided for buy/sell consideration, financial reporting, financing and recapitalization, tax planning and reporting, insurance placement and dispute resolution.
Alexander Patras
Director
Alex Patras is a Director at MS Capital. He is responsible for relationship management, valuation, client preparation, target identification and outreach.
Mr. Patras leads valuation analyses for clients of national networks of insurance and financial planning agencies.
Having started his career with Marshall & Stevens in 2008, Alex continues to support the growth and success of MS Capital.
Colin Welch
Director
Colin Welch is a Director with Marshall & Stevens with almost a decade of experience in the field. He is responsible for deal origination and execution for founder-owned businesses and private-equity clients across business services, tech-enabled services, media & entertainment, and software and AI.
Prior to joining Marshall & Stevens, he served as a Vice President at B. Riley Securities, where he executed a diverse range of transactions including leveraged buyouts, asset sales, mergers, growth equity, and debt capital raises. He started his career at Imperial Capital, a middle-market investment bank headquartered in Los Angeles.
Kohl Brinkman
Managing Director, Sponsor Coverage
Kohl Brinkman is a Managing Director, Sponsor Coverage at MS Capital. He is a private equity focused business development leader with more than a decade of experience supporting investors and their portfolio companies across M&A advisory, valuation, and transaction services.
Prior to joining Marshall & Stevens, he served as Head of Business Development at Exbo Group, where he led go-to-market strategy and strengthened relationships with private equity sponsors and founders. Previously, as Director of Private Equity Business Development at Stout, he helped establish and scale the firm’s private equity coverage model in New York.
Kohl received a B.A. in History from the University of Rhode Island.