JEFF COHEN

CEO and Founder of Rock Companies and past Vice Chairman of the 2016 NBA World Champion Cleveland Cavaliers. Jeff has over 30 years of experience in development, building and management of numerous commercial and residential projects including casinos, arenas and practice facilities, offices, apartment communities, and condominiums.

In June 2002, Jeff was part of a small group of investors that purchased Quicken Loans Inc. (which today consists of Quicken Loans, Rock Financial and Amrock) from Intuit Inc. In 2005, the investment group acquired the Cleveland Cavaliers of the NBA, with Jeff becoming its vice chairman in 2009. 

Beginning in 2017, Jeff and partners launched TH Cleveland LLC, the area developer for Tim Horton’s in North East Ohio. In the next eight years, they will construct, own, and operate 105 stores to serve the community.

Jeff is a principal of JACK Entertainment LLC, formerly Rock Gaming LLC, a Detroit-based urban gaming company focused on the development and operation of gaming facilities that are designed to maximize connectivity and economic impact in the local areas where they reside. JACK Entertainment and its affiliates (“JACK”) portfolio of properties includes six properties and approximately 7,000 team members across four states and generates more than $1.4 billion in revenues.

Jeff is the former Board President of JARC, a metro Detroit non-profit organization providing housing and services to the developmentally disabled and has served on the Board of the Jewish Federation of Metropolitan Detroit. He has also been active in the Juvenile Diabetes Foundation and various other charitable organizations.

STEVE ROSENTHAL

As Co-Founder of Rock Companies, Steve leads a team of development, construction and management professionals focused on commercial, mixed-use residential and multifamily market rate and student housing in six states, including Michigan.  With more than 30 years of real estate experience, Steve has also been responsible for developing the 8.4-acre, four-block section of Detroit’s historic Brush Park neighborhood, 28 Grand mixed-income micro-housing development in Capital Park and the adaptive reuse of the David Stott Building in Detroit.

Steve is a Principal of JACK Entertainment, a Midwest-based gaming partnership developed to operate urban casinos that promote and encourage tourism while supporting existing cultural, nightlife and sports attractions in downtown areas. In this role, he led all development and construction aspects of JACK Entertainment’s $400 million ground-up casino in Cincinnati and the $100 million renovation of Greektown Casino-Hotel in Detroit.

In 2017, Steve and partners launched TH Cleveland LLC, the Area developer for Tim Horton’s in North East Ohio. In the next eight years, they will construct, own, and operate approximately 100 stores to serve the community.

In June 2002, Steve was part of a small group of investors that purchased Quicken Loans Inc. (which today consists of Quicken Loans, Rock Financial and Amrock) from Intuit Inc.

In 2005, Steve was part of an investor group that acquired the National Basketball Association’s (NBA) Cleveland Cavaliers basketball club. The ownership group was responsible for a complete overhaul of the franchise. 

Steve’s professional memberships include the National Apartment Association and National Association of Home Builders. He was a board member of JACK Entertainment, JACK Entertainment Audit Chair and a current member of Detroit Institute of Arts Finance Committee.

BILL LEONARD

Bill Leonard joined Rock Companies in 2016 as the Vice President of Finance, bringing over 22 years of experience in finance, accounting, and tax in a wide range of industries including real estate and construction.

Bill oversees finance, accounting, tax and HR related matters. Prior to joining Rock Companies, Bill worked for over 9 years at Olympia Development of Michigan LLC, 7 years at DaimlerChrysler Corporation, and 4 years at Price Waterhouse LLP gaining valuable finance, accounting, reporting, budgeting, management and real estate development experience. 

Bill is a CPA and member of the MACPA. Bill earned an MBA in Finance and BBA in Accounting from the University of Michigan Ross School of Business. Bill is actively involved in youth and high school baseball, serving as the Treasurer for Grosse Pointe Farms City Little League Board of Directors and as the Treasurer for the Grosse Pointe South High School Dugout Club.