President & CEO
Leveraging his 35 years of relationships to identify and acquire the best available properties for MACK Companies, “Jim Mack” has spent his working life in and around real-estate. Starting as a commercial real estate agent for a Chicago based firm, he later built and sold his 40 agent firm, Gaslight Reality, to Remax. Jim then spent the next 16 years focused on land acquisition and development for residential subdivisions and commercial properties, as well as single family home construction. Jim founded MACK Companies in 1997 after being asked by a local banker to acquire an older home from them as a favor.
Chief Operating Officer
With 80 direct reporting employees, Jim oversees all property management and construction field operations for MACK Companies. Responsibilities include all government permitting, licensing and bonding, all property inspections, including sale, rental, section 8, occupancy and escrow release. Jim also handles all aspects of construction from purchase and property preparation to rental move-in, including ongoing maintenance and emergency service, tenant screening, move in coordination, rent collection, refinancing and home divestiture. Jim came to MACK from the construction industry. As a general contractor Jim built more than 100 single family homes from vacant land to final walk through. Jim holds an undergraduate degree from Illinois Wesleyan University, a masters degree from Ball State University and completed doctoral studies at Louisiana State University.
Vice President of Property Managment
Keith is responsible for all of the promotion and management activities of MACK Companies property management division. Prior to joining MACK Companies Keith worked as a commodities trader at the Chicago Board of Trade, and as a supervisor at Harrah’s Entertainment. Keith holds an undergraduate degree in marketing from Columbia College.
Vice President of Sales
Eric is the Vice President of Sales for MACK Companies, and is responsible for all company investor sales and MACK marketing. Eric developed a love for Real Estate while obtaining a degree in Finance at the University of Illinois and has spent his entire career focused on Real Estate Sales. Eric brings a unique blend of Sales, Marketing, Finance and Operations experience to MACK Companies. He has personally sold over $65M in Real Estate throughout Chicago-land, managed a multimillion dollar private equity fund, and was the National Director of Operations for an international Real Estate Sales and Marketing Company.
Vice President of Operations
Mike specializes in commercial property valuation and analyzing overall business effectiveness. With more than 6 years previous experience as a retail analyst, Mike brings with him an astute attention to detail and background in financial analysis. After graduating from the University of Illinois with a BA in finance, Mike received his MBA from Regis University outside Denver.

