Office Location

6250 North River Road
Suite 11-100
Rosemont, IL 60018
Tel: +1 847 698 8444

Our Team

About The Team

Peter Block | Executive Vice President

Peter Block is an executive vice president at Colliers International | Chicago and leads the retail investment practice. Peter, a 29-year industry veteran, takes on a consultative real estate approach in order to provide the best advice to his clients and has won a number of service excellence awards to prove this point.

Jason Yale | Associate

Jason Yale is an associate with Colliers International’s Retail Investment Services Group and teams with four other investment professionals. He and his partners assist clients in the acquisition and disposition of multi-tenant shopping centers and single tenant net lease investments throughout the country.

Alyssa Zerfass | Project Coordinator

Alyssa handles many aspects of client relations including transaction management for the team. She is also responsible for the coordination of marketing materials, sales proposals, PSA due diligence and various other deliverables to help the team gain new business.

Erin Torney | Vice President

As a licensed attorney in both Missouri and Illinois, Erin utilizes her extensive background in real estate law to advise clients through complex real estate decisions. With her experience and education, Erin’s documented approach ensures all the details of her clients’ real estate strategies are thoroughly reviewed, revised and reworked to obtain optimal results.


We pride ourselves on building and sharing expertise in order to create success for our clients and our people. Our passion for continuously expanding our knowledge base enables us to take a fresh and imaginative approach to everything we do.

6250 North River Road, Suite 11-100 Rosemont, IL 60018 United States | Tel: +1 847 698 8444