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Healthcare Research Report: The Growth of Ambulatory Surgery Centers
Healthcare Services Report | Q3 2025
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Healthcare Services Report | Q3 2025
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An Inside Look at the Top 25 U.S. Industrial & Logistics Markets
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Launches refreshed sustainability strategy Built to Last
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Not sure what you need? Start here to find the right solution.
Find the right property to lease, buy, or invest in — faster.
Healthcare Services Report | Q3 2025
Explore expert insights, data-backed strategy, and the latest headlines from Colliers.
An Inside Look at the Top 25 U.S. Industrial & Logistics Markets
Launches refreshed sustainability strategy Built to Last
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Marc Brash is a Vice President in Colliers International’s Corporate Solutions group. Based in the firm’s downtown office, he partners closely with local leadership to expand and streamline the company’s transaction management accounts and provides corporate strategy services that enhance value within real estate portfolios.
Corporate Solutions specializes in providing clients with a platform of integrated portfolio-wide transaction management, project management and advisory services.
Marc is responsible for managing transactions on behalf of Allstate Insurance Corporation throughout the western US and the UK. Other notable portfolio management experience includes RSM, RH Donnelly and The LOGS Network.
Marc Brash is a Vice President in Colliers International’s Corporate Solutions group. Based in the firm’s downtown office, he partners closely with local leadership to expand and streamline the company’s transaction management accounts and provides corporate strategy services that enhance value within real estate portfolios.
Corporate Solutions specializes in providing clients with a platform of integrated portfolio-wide transaction management, project management and advisory services.
Marc is responsible for managing transactions on behalf of Allstate Insurance Corporation throughout the western US and the UK. Other notable portfolio management experience includes RSM, RH Donnelly and The LOGS Network.
Brash joined Colliers, after 17 years at Savills (formerly Savills Studley), and was most recently a Managing Director, where he provided day-to-day transaction management support, financial analysis and execution on a brokerage team in their Chicago office.
Healthcare-Medical, Office, Industrial
Colliers Securities Colliers Securities Colliers Securities Colliers Securities C olliers Securities Colliers Securities Colliers Securities Colliers Securities C olliers Securities Colliers Securities Colliers Securities Colliers Securities C, Occupier Services
Corporate Transaction and Portfolio Management, Demographic Mapping, Financial Analysis, Lease Advisory, Portfolios
He holds a bachelor’s degree from Carthage College and received his Master of Corporate Real Estate (MCR) designation from CoreNet Global in 2014.
A full-service investment bank and registered securities broker-dealer offering a wide array of products and services to meet the needs of individuals and institutional investors an Colliers Securities Colliers Securities Colliers Securities Colliers Securities C Colliers Securities Colliers Securities Colliers Securities Colliers Securities C Colliers Securities Colliers Securities Colliers Securities Colliers Securities C
Colliers provides strategic commercial real estate services to drive value for occupier and tenant clients, from single properties to global portfolios.
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