Willam Himmelstein

Founder, CEO & Managing Broker
Fun facts: The smartest thing he has ever done, according to Bill, was to marry his wife, Diana who was a neuroscientist when they met. They welcomed their first son in January 2013 and their second in February 2016!

William “Bill” Himmelstein graduated from Washington University in St. Louis with a BSBA in marketing and management and a minor in psychology. He started Tenant Advisory Group, LLC, in July 2008 after gaining experience at several of the major commercial real estate firms in Chicago. 

Bill has been a tenant representative broker for over 20 years, focusing his efforts on professional service firms, technology-based businesses and private practice physicians. He is a designated Certified Commercial Investment Manager (CCIM) and a Managing Broker. Bill is also a Founding Board Member of GoCivic Chicago, a Founding Member of Coleman Circle, a member of the Board of Governors for the Mid America Club, a member of the Entrepreneurs Organization, and an APAP Interviewer for Washington University in St. Louis. Bill is often described as being extremely honest. He acts with a high level of integrity, accountability, responsiveness and determination in achieving the best possible deal terms for all of his clients.

In 2017, Bill was named one of The Most Influential Commercial Real Estate Brokers in Chicago by Crain’s. Also, an interview with Bill was recently featured in VoyageChicago.

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