Strategic appointments enhance the firm’s presence across key medical property markets
Tulsa, OK, May 14, 2025 — Colliers is pleased to announce that Christian Vaughan and Colin Cornell have joined the firm as Senior Vice Presidents. Based in the Tulsa office and part of the Texas Region, Vaughan and Cornell will leverage a decade of experience advising institutional and private investors on healthcare real estate transactions valued at up to $75M. Over the past decade, they have been involved in $1.7 billion transactions across 36 states.
“Christian and Colin exemplify the kind of advisory strength we continue to build across our platform,” said Daniel Taylor, Executive Managing Director and Texas Region Market Leader. “Their insight and transactional depth enhance how we serve clients in the healthcare space and further strengthen our advisory offering.”
With backgrounds in investment sales, valuation and strategic advisory, Vaughan and Cornell are known for guiding clients through complex transactions. Their work is defined by a focus on clarity, disciplined execution and customized strategies that support long-term investment goals.
Before joining Colliers, Vaughan and Cornell played a central role in building Northmarq’s healthcare real estate presence. Their collaborative leadership and consistent execution have made them trusted advisors in a complex and evolving sector. “Colliers brings together the kind of full-service platform, culture, and leadership that allows us to deliver even greater value to our clients,” said Vaughan. “We’re excited to contribute to a team that shares our focus on thoughtful strategy and long-term relationships.”
About Colliers
Colliers is a global diversified professional services and investment management company. Operating through three industry-leading platforms – Real Estate Services, Engineering, and Investment Management – we have a proven business model, an enterprising culture, and a unique partnership philosophy that drives growth and value creation. For 30 years, Colliers has consistently delivered approximately 20% compound annual returns for shareholders, fueled by visionary leadership, significant inside ownership and substantial recurring earnings. With annual revenues exceeding $4.8 billion, a team of 23,000 professionals, and $99 billion in assets under management, Colliers remains committed to accelerating the success of our clients, investors, and people worldwide. Learn more at corporate.colliers.com, X @Colliers or LinkedIn.
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