Tenant Advisors is a Chicago-based commercial real estate firm that exclusively represents office tenants in lease negotiations, renewals, relocations, and restructurings. Founded in 2004 by Tom Koelzer and Dave Ven Horst, both former CBRE brokers, the firm was built on a simple principle: tenants deserve conflict-free representation. Unlike traditional brokerage firms that represent both landlords and tenants, Tenant Advisors works only for tenants — never building owners — ensuring...