Efficient, creative and highly knowledgeable, clients trust Jack with their most complex and important transactions.
Overview
Jack focuses his practice on mergers and acquisitions, capital markets transactions, shareholder activism and takeover defense. He represents many of the world's leading companies, including ADM, Koch Industries, Waste Management, Spire, H&R Block, Garmin, Corbion, Mitsui, Omron, as well as many others.
Jack's long track record of creativity and precision in complex transactional matters has resulted in him being recognized by many leading publications, including Chambers USA, IFLR 1000, and Best Lawyers. Jack has been named to M&A Powerlist for the Americas by the Legal 500.
Jack is a member of the Firm's Board of Directors and Executive Committee.
Experience
Jack has represented clients in domestic and cross-border mergers, acquisitions and divestitures totaling more than $50 billion, including:
- MITER Brands' $3.2 billion take-private acquisition of PGT Innovations (NYSE: PGTI)
- $1.6 billion acquisition of a privately-held rail car leasing company by a privately-held financial holding company
- Merger of DeBruce Grain Inc., a U.S. based commodity-management and grain storage company (with publicly disclosed revenues of $4.6 billion), with The Gavilon Group LLC, a North American energy, commodity-management and storage.
- Numerous transactions for Koch Industries, Inc. and its affiliates, including the divestiture by Koch Industries, Inc. of its Brazilian oil and gas exploration and production business and the acquisition by Koch of DEPCOM.
- Numerous transactions for Waste Management and its affiliates, including the acquisition of Deffenbaugh, the acquisition of ESI, the acquisition of ADS and the sale of assets to GFL.
- Multiple transactions for Mitsui & Co., Ltd. and its affiliates, including the acquisition of Accountable Healthcare and the acquisition of a controlling stake in Adelnor.
- Numerous transactions for ADM and its affiliates, including the sale of its Crop Risk Services division and the GrainBridge joint venture between ADM and Cargill.
He has represented clients in public and private offerings of equity and debt securities totaling more than $30 billion, including:
- Rule 144A offerings, Regulation S offerings, PIPE transactions and conventional private placements of equity and debt securities totaling more than $20 billion for companies, including H&R Block, Inc. (NYSE), Spire (NYSE), Quest Resource Corporation (NASDAQ), Entertainment Properties Trust (NYSE) and Euronet Worldwide, Inc. (NASDAQ).
- Public offerings of over $1.7 billion of common and preferred equity securities by Entertainment Properties Trust (NYSE) and Layne Christensen Company (NASDAQ).
- Public offerings of $4.0 billion of senior debt by H&R Block, Inc. (NYSE), Spire (NYSE) and Entertainment Properties Trust (NYSE).
He has represented clients in connection with control position acquisitions, minority position investments and structured investment transactions for a variety of financial sponsors and other investors totaling more than $10 billion, including:
- Koch Equity Development's $450 million structured investment in Jostens.
- $1 billion structured investment by a financial sponsor in a privately-held, sponsor-backed manufacturing company.
- $1 billion structured investment by a financial sponsor in a privately-held oil and gas development and transportation company.
- $150 million structured investment by financial sponsor in privately-held renewable energy company.
News & Insights
News
Speaking Engagements
Jack has presented at a number of seminars and programs concerning mergers and acquisitions, securities law and corporate governance matters.
"Mid-Year SEC and Governance Update," Stinson and KPMG, July 2025
Publications
Jack has authored several articles on mergers and acquisitions, securities law and corporate governance, and is co-author of the Blue Sky Law section of Missouri Methods of Practice; Transaction Guide.
"Coronavirus Aid, Relief, and Economic Security (CARES) Act Small Business Provisions," Stinson's Government Contracting Blog, April 3, 2020
Recognitions
Recognitions
Named to the Legal 500 M&A Powerlist for the Americas
Named to the Legal 500 "U.S. City Elite" guide, 2025
Ranked by Chambers USA: America's Leading Lawyers for Business in corporate finance and M&A (the top-ranked Kansas City lawyer for the Corporate/M&A by Chambers)
Named to the IFLR 1000
Selected to The Best Lawyers in America® list, 2023-2026
Selected to Missouri Lawyers Media POWER List: Mergers & Acquisitions, 2024, 2025
"40 Under Forty" by Ingram's Magazine, 2014
Named to the "CleanTech 100" by Legal Media Group, 2013
"Up and Coming Lawyer," Missouri Lawyers Weekly
"Rising Star," Missouri & Kansas Super Lawyers
Professional & Civic Activities
Professional & Civic Activities
University of Kansas, School of Business, Dean's Advisory Board 2025-Present
University of Kansas, School of Business, Accounting Program Advisory Council 2021-Present
LexisNexis Securities Law Advisory Board, Board Member
American Bar Association
- Committee on Federal Regulation of Securities
- Committee on Mergers and Acquisitions
The Missouri Bar
Kansas City Metropolitan Bar Association
Society of Corporate Secretaries & Governance Professionals
Kansas City Tomorrow, Class 2009-2010
Bryce's Better Days, Chair of Board 2025-Present
Kansas Rush Soccer Club, President of Board 2022-Present
Brain Injury Association of Kansas and Greater Kansas City, Board Member, 2009-2012
Community Health Charities of Kansas and Missouri, Board Member, 2012-2014
Practices & Industries
Admissions
- Missouri
- Illinois
- U.S. District Court, Northern District of Illinois
Education
DePaul University, J.D., cum laude
- DePaul Law Review, Executive Editor
University of Kansas, B.S., Accounting and Business Administration



