About Us

Headquartered in Des Moines with affiliate offices in Washington, D.C. and Denver, Colorado, Jennings Kallen Advisors, LLC is a specialized strategic advisory practice focused on the environmental infrastructure, agricultural technology and renewable energy sectors. Our team of environmental and energy engineers, business consultants and attorneys assist companies to identify growth opportunities and develop projects addressing critical agricultural, renewable energy and environmental infrastructure needs. Jennings Kallen Advisors and its affiliates provides turnkey legal, business strategy, business formation, business development, business capitalization and project development services to multiple early stage and established clients.

Managing Partner Jon Kallen has extensive experience in the renewable energy, regulated energy, agricultural technology water/wastewater infrastructure and environmental services sectors. Jon is an attorney and engineer with over 15 years of experience working for large diversified energy companies, engineering consulting firms, and early stage private equity renewable energy/infrastructure project developers.

Relevant Previous Positions

Senior Vice President and General Counsel, Energy Independence Partners, LLC/EIP Water, LLC, and Fuel from Waste, LLC.

Environmental Attorney and Manager of Environmental Policy and Strategy, MidAmerican Energy Company.

Chief of Environmental Affairs, MES.

Environmental and Regulatory Attorney, DPRA, Inc.

Consulting Engineer, ICF Kaiser Engineers.

Project Manager, Waste Management/Wheelabrator Technologies.

Education / Qualifications

B.S. and M.S. in Environmental Science and Engineering from University of North Carolina, Chapel Hill.

J.D. in Law, University of Maryland School of Law.

Graduate of Greater Des Moines Leadership Institute.

Member of Business Record 40 under 40 Emerging Business Leaders for Central Iowa.

Consultant Bill Menner has extensive relationships and experience in community development, rural partnerships and economic vitality. Previous to working as a consultant, Menner served the Obama Administration as Iowa’s state director of USDA Rural Development. In that position, he oversaw an organization providing support for housing, community facility, energy and businesses across rural Iowa. Between 2009 and 2017, Rural Development invested more than $5 billion in loans and grants in rural communities in Iowa. Bill possesses a degree in Journalism from the Ohio State University.

Consultant Jim Corboy is an acclaimed investment advisor and has more than 40 years experience in supporting the growth of early state to mid stage, privately-owned businesses. Jim is an advocate for entrepreneurs, scientists and technology transfer professionals to achieve commercial value from Intellectual Property in a variety of disciplines. He is a Fellow in the 2016 Energy Fellows Institute; and has served as a Mentor to the National Science Foundation’s I-Corps initiative; and Department of Energy I-Corps.

Director of Administration Jana Molstre assists with all aspects of client communication, engagement and relations. Jana possesses a B.A. from the University of Northern Iowa in Business Administration.


Jennings Kallen Advisors, LLC and our affiliates have years of experience and a proven track record of providing the following range of services to our clients -

Legal Strategy

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Business Development

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Business Strategy

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Project Development

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Business Capitalization

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Jennings Kallen Advisors, LLC works closely with a number of key partners throughout the Midwest and U.S. to provide unparalleled service to our clients.

Public Relations - Eric Woolson, Concept Works

Strategic Government Relations and Funding, The Bill Menner Group

Accounting, Business Advisory and Capital Markets – J.D. Geneser, LWBJ

Insurance - Jed Gammell, LSB Insurance Group

Business Banking – Mark Phillips and Bob Gagne, Bank Iowa

Human Resources - Matt Nuetzman, Aureon HR

IT Resources – ACS, JP Kramer

Financial Advisory Services – Disciplined Equities, Clinton Akerberg

Custom Business Software Solutions - Justin McManus / Velociraster

Get in Touch

9550 Hickman Road, Suite 105, Des Moines, Iowa 50325

+1 515 343-6492