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Doug Marks | Colliers | San Francisco Peninsula

Doug Marks

Executive Vice President

License # CA-01094755

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Professional Summary

Since joining Colliers International, Doug has completed over 5 million square feet of consulting, leasing and sales transactions. His experience includes work with local, national and international tenants and landlords in office, research and development (R&D) and industrial properties. 

Shortly after joining the firm, Doug accepted an invitation to become an owner of Colliers International. During his tenure at Colliers, Doug has led the firm’s Silicon Valley Office Group, helped open a new office in Palo Alto and has been a member of the firm’s Broker and Life Science Steering Committees. In 2014, Doug served on the firm’s Board of Directors. Doug has also been a Colliers Everest Club member (top 10% producer nationally).

Prior to joining Colliers International, Doug was a member of the John Buck Company’s Sears Tower marketing team in Chicago, Illinois. At John Buck, Doug and his team helped Sears Roebuck redevelop, reposition and ultimately release 1.5 million square feet of vacant space in the 3.9 million square foot building. Prior to John Buck, Doug worked as a loan officer for Wells Fargo Bank in San Francisco in commercial and real estate lending.

Doug holds an MBA from the Kellogg Graduate School of Management at Northwestern University. At Northwestern University, he was the first recipient of the Bennett Honorarium Real Estate Award and was President of the school’s Real Estate Club. Doug received his BA in Economics from U.C. Davis.

Doug is active in community involvement. He is a Board Member of Foundation for the Future and is an Assistant Scout Master in his son's Boy Scout Troop. Doug has been involved in East Palo Alto Kids Foundation (EPAK) as well as fundraising for Multiple Sclerosis.


MBA from the Kellogg Graduate School of Management at Northwestern University

BA, Economics from University of California, Davis

Memberships & Involvements

Boy Scouts, Menlo Atherton Foundation for the Future, East Palo Alto Kids Foundation


Property Type

Office, Industrial

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