Meet Jack Brennan

Get to know our exceptional team members.

Meet Jack

Broker | Owner

Jack introduced The Brennan Group in the midst of closing out a record 2020. Selling nearly $33 million in residential real estate alongside Courtney Bohnen Stach (YTD by volume - 2020), Jack helped to close over 40 total transactions. Jack quickly rose to the top—becoming a multi-million dollar producer in year one (2019). Raised in Hinsdale and residing in Fulton Market, Jack brings fresh energy, unique perspective, deep knowledge, and an unwavering work ethic to city and suburban real estate. 

Jack spent his undergrad at Miami University's Farmer School of Business and has, once again, found home in Chicago. Commuting daily between the city and the western suburbs—Jack adds a new dimension to his portfolio. Jack's unmatched understanding of the suburban marketplace, paired with his love and appreciation for city living offers an effortless transition between city and suburbs. Whether it's wanting to know schools, parks, Saturday night dinner spots or Sunday morning brunch, Jack is your answer.

Jack operates to get the results he wants by taking pride in the journey—no detail, deal, or dollar is unimportant. His high-touch personality, attention to detail, commitment to communication, and ability to thrive in a fast-paced environment and keep you looped in every step of the way, makes his service incomparable to his competitors. His unrivaled approach paired with the abilities and offerings of County Line Properties makes Jack your guy. 

Jack’s external involvements include Trustee for The Community House (youngest named Trustee in its 79 year history).