INTERSTATE PARTNERS - Key Persons


Caroline Brzezinski - VP

Job Titles:
  • Vice President
Caroline joined Interstate Partners in March 2008, after spending six years working in the commercial real estate industry in Chicago, IL. She is involved with the financing of new and existing projects, assisting with purchasing land for potential development and marketing and leasing of the Wisconsin portfolio. Education Bachelors of Business Administration - University of Wisconsin-Madison Experience Assistant Vice President, LaSalle Bank/Bank of America, Chicago, IL

Emmy Award Winner

Job Titles:
  • Producer

Francis Brzezinski - CEO

Job Titles:
  • CEO
  • Member of the Executive Team
  • Partner
  • Interstate Partners' Chief Executive Officer
Fran leads Interstate Partners, a real estate acquisition, development and management firm in Illinois, Wisconsin and Minnesota with approximately $400 million in assets, primarily commercial, industrial and retail properties

Gregory S. Miller

Job Titles:
  • Member of the Executive Team
  • Partner
Greg brings over thirty years of real estate development and investment banking to Interstate Partners. Education Bachelor of Arts, University of Wisconsin-Parkside Master of Business Administration, University of Wisconsin-Milwaukee Experience McGough Development

Jeffrey Whipple - VP

Job Titles:
  • Vice President
Jeff grew up in Northern California and after serving a two year mission for his church in Bolivia, studied Computer Science at American River College and then transferred with an Associates degree to BYU to earn a BFA in Animation. After working at a Disney game studio for a few years, he came to Interstate Partners in the Spring of 2006. Jeff is involved with the marketing and leasing of the Wisconsin portfolio as well as the development of Class A office and industrial assets within Class A Business Parks. He has also worked on projects to develop medical office and clinic buildings. One of his first projects was to develop RidgeView Business Center V in Pewaukee, WI. Once the Great Recession subsided, he worked on his first business park development, Bluemound Corporate Park. Jeff also developed a dental clinic in Waukesha, WI for Dental Associates in 2016. He most recently developed the PARK 151 Industrial Business Park in Sun Prairie, WI, which was started in 2017 and was 100% developed and leased by the end of 2023. Education Bachelor of Fine Arts, Brigham Young University Associate of Science, American River College Professional Affiliations Licensed Real Estate Salesperson: State of Wisconsin (Since 2006) NAIOP, the Commercial Real Estate Development Association NAIOP, the Commercial Real Estate Development Association, Public Affairs Committee Member NAIOP, the Commercial Real Estate Development Association, Board Member (Jan 2017 - Dec 2022) Commercial Brokers Group, Inc. Commercial Brokers Group, Inc., Board Member Awards Eagle Scout Award Emmy Award Winner as Producer on a short student film Commercial Brokers Group 2021 Deal of the Year Award, Industrial

John B. Heller

Job Titles:
  • Member of the Executive Team
  • Partner
John is responsible for the Wisconsin portfolio and all development, marketing and management operations. Education Bachelors of Science, Industrial Engineering - University of Illinois Masters of Business Administration, Krannert School of Management - Purdue University Experience Executive Vice President, WISPARK Corporation, Milwaukee, Wisconsin, 1990-2000 Partner, Trammell Crow Company, Milwaukee, Wisconsin, 1985-1990 Senior Strategic Planner IBM Corporation, Tucson, Arizona and White Plains, New York, 1981-1983 Manufacturing Engineer- Caterpillar Tractor Company, Aurora, Illinois, 1977-1981 Manufacturing Manager- Caterpillar Tractor Company, Aurora, Illinois, 1977-1981 Professional Affiliations

Mark Ebacher

Job Titles:
  • Member of the Executive Team
  • Partner
Mark heads the Illinois office of Interstate Partners LLC. He is responsible for the Illinois portfolio and all development, marketing, finance and sale transactions for the region. Education Bachelors of Business Administration in Real Estate and Urban Land Economics - University of Wisconsin-Madison Masters of Science in Real Estate Investments and Appraisal Theory - University of Wisconsin-Madison Experience Wispark Corporation

Trammell Crow

Job Titles:
  • Partner