The Commercial Real Estate Network, also referred to as CREN, was established in 1999 as a service of the Capital Area Association of REALTORS® and is accredited by the Commercial Alliance of the National Association of REALTORS® as an approved commercial structure. 

CREN caters exclusively to the needs of REALTORS® who are engaged in the practice of commercial real estate brokerage and leasing throughout the Illinois Capital Area. The mission of CREN is to promote the cooperative transaction of commercial real estate business in the Capital area through education, information, networking and the open exchange of timely, accurate property information.