Our Team

Exceptional People

Providing Extraordinary Outcomes

Greg Warren

President & Managing Partner

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James Winchester

Principal, Lead Financial Strategist

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Chris Tollinchi

Principal, Director of Finance

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Peter Kokins

Principal, Head of Business Development

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Shannon Stocker, MD

Physician Liaison

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Grant Blackhurst

Principal, Director of Business Development

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Greg Warren

President & Managing Partner

Hometown? Detroit, MI Education? Michigan State University Favorite black and white movie or TV program? Young Frankenstein Best opening musical riff and instrument?...

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James Winchester

Principal, Lead Financial Strategist

James leads the creation of strategic physician real estate ownership solutions for clients. He has experience working with independent medical groups across the country in securing debt and equity...

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Chris Tollinchi

Principal, Director of Finance

As the Director of Finance, Chris specializes in connecting clients with tailored real estate financing solutions. With a sharp focus on client goals, Chris collaborates with a diverse network of...

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Peter Kokins

Principal, Head of Business Development

Peter leads the charge of organically identifying and initiating contact with independent medical groups that may be in need of CMAC's suite of services. He ensures our solutions are conveyed to...

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Shannon Stocker, MD

Physician Liaison

Shannon facilitates communication and relationship-building with physicians who own their medical real estate. She is an original founder of CMAC who recently rejoined the team following an...

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Grant Blackhurst

Principal, Director of Business Development

Grant prepares financial modeling and analyses on behalf of physician-owned medical groups, ultimately assisting to develop sustainable real estate ownership structures. Grant moved from...

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Elizabeth Cvercko

Principal, Director of Marketing

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Ha Tran

Principal, Finance Project Manager

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Liz Allport

Executive Vice President

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Elizabeth Cvercko

Principal, Director of Marketing

Hometown? Ann Arbor, MI Education? University of Michigan, Rollins College Crummer Graduate School of Business Favorite black and white movie or TV program? I Love Lucy – I’ve...

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Ha Tran

Principal, Finance Project Manager

Ha focuses on securing financing for physician-owned medical real estate clients. She works as a liaison between lenders and borrowers to align priorities and ensure a timely loan closing process....

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Liz Allport

Executive Vice President

Hometown? Boston, MA Education? Hamilton College, Rollins College Crummer Graduate School of Business Favorite black and white movie or TV program? Roman Holiday Best...

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Caitlin Schaeffer

Operations Coordinator

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Maria Narvaez

Marketing Coordinator

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Yana Yerokhina

Finance & Sales Associate

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Grant Grafentin

Business Development Analyst

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Caitlin Schaeffer

Operations Coordinator

Hometown? Leesburg, FL Education? Bachelor’s Degree in Communications from Rollins College Favorite black and white movie or TV program? Best TV Show is...

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Maria Narvaez

Marketing Coordinator

Hometown? Barranquilla, Colombia Education? Bachelor’s degree in Arts, Entertainment, and Media Management from the University of Central Florida, with a minor in Mass Communication/Media...

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Yana Yerokhina

Finance & Sales Associate

Hometown? Almaty, Kazakhstan Education? Rollins College Favorite black and white movie or TV program? Heart of a Dog Best opening musical riff and instrument? Sweet Child...

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Grant Grafentin

Business Development Analyst

Hometown? Dallas, Texas Education? Stanford University Favorite black and white movie or TV program? Some Like It Hot Best opening musical riff and instrument? Peter...

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