Member Directory Return to Listing ShareTweetColliers Internationalwww.colliers.com/en-us/detroit400 W. 4th St., Ste. 350Royal Oak, MI 48067-3063248-540-1000ContactsMr. Gary P. Grochowski, SIORReal Estate - Commercial, Property Management, Building/Remodeling/Contracting, Facilities Management, Real Estate Development Member Directory | Chamber Events | Member Account | Member Events | Member Job Listings | Member-2-Member Savings | Member News | Request for Information Upcoming EventsTue22 Economic Development Forum: Aerospace & Defense in TroyOct 22nd @ 8:30 AM Register Thu24 CEO Series: Matt Pepper, Michigan Humane SocietyOct 24th @ 8:30 AM Register Sun3 Step Up to the Plate, presented by Children's Hospital MINov 3rd @ 8:58 AMWed6 Leadership Enrichment: Mastering Non-Verbal CommunicationNov 6th @ 8:30 AM Register Thank you to our Platinum Members Our Focus is Your Business Become a Member SIGN-UP TO RECEIVEThe Weekly E-Newsletter, the TC Insider Name Company Email Address 7 + 14 = SIGN UP