John J. Koenigsknecht

T: (312) 269-5382
F: (312) 750-6441

John J. Koenigsknecht is co-chair of Neal Gerber Eisenberg’s Cross-Border & International practice group and a member of the firm’s Corporate & Securities practice group. He represents both publicly held and privately held clients in complex corporate, business and securities law matters. He represents clients involved in public and private mergers and acquisitions, initial and secondary public offerings, debt offerings, tender offers, joint ventures, cross-border transactions, and private equity and venture capital matters. He also provides representation on a wide variety of matters arising under federal securities laws, including the Securities Act of 1933, the Securities Exchange Act of 1934, the Sarbanes-Oxley Act of 2002 and the Dodd-Frank Wall Street Reform and Consumer Protection Act of 2010. He is a frequent speaker on the topic of cross-border corporate and securities transactions.

John has extensive experience advising officers, directors and companies regarding general corporate, corporate governance, licensing and business law issues, including entity formation, supply agreements, consulting arrangements, shareholder agreements, business contracts, intellectual property and licensing matters, and executive compensation agreements, including restrictive covenant and confidentiality agreements. John is the Global Chair of the Mergers & Acquisitions Special Business Team of Interlaw, the Tier 1 ranked law firm network as determined by Chambers.

John is noted as a Recognised Practitioner in Chambers USA: America’s Leading Lawyers for Business. 

In the 2013 edition, sources noted John “goes above and beyond” for clients, and is “always accessible and responsive.” John has also been recommended in M&A: Middle Market by The Legal 500 United States from 2014 to 2018. He has been described as “exceptional; he sets the standard of the team when it comes to availability, delivery on time, and understanding of clients’ objectives.”


  • Investment Scenarios in the Americas, a panel discussion held in Santa Cruz, Bolivia, which included a former president of Bolivia.
  • Overview of Private Offerings Into the U.S. by Foreign Issuers and Certain Offerings and Sales Outside the U.S. (including Discussion of Rules 144 and 144A, and Regulation D and regulation S Under the U.S. Securities Act of 1933) delivered at Interlaw Annual Global Meeting, New Delhi, India.
  • New SEC Private Offering Reform Proposals and Rules Intended to Modernize Certain Capital Raising and Disclosure Requirements - Revisions to Rule 144, Rule 145 and Proposals Under Regulation D.
  • AIM Listings: Legal Issues From a U.S. Point of View.
  • The Sarbanes-Oxley Act of 2002 and Foreign Private Issuers – U.S. Securities and Exchange Commission and New York Stock Exchange Requirements.
  • Considering an Initial Public Offering - The Initial Public Offering Process and Issues.
  • NYSE and SEC Board of Director and Audit Committee Independence Requirements.
  • Conducting Effective Due Diligence Reviews of Acquisition Targets.


John is the Global Chair of the Mergers & Acquisitions Special Business Team of Interlaw.

John is also vice president and a member of the Board of Directors and the Government Affairs Committee of CommunityHealth NFP, the largest free and volunteer-based medical facility in the United States. Founded in 1993, CommunityHealth is dedicated to serving the uninsured and underserved in Chicago and surrounding communities. CommunityHealth provides more than 25,000 free medical and dental visits each year, and fills more than 69,000 prescriptions for those who otherwise would not have had access to medical care.

Professional Affiliations:

  • Harvard Varsity Club
  • Harvard Club of Chicago
  • American Bar Association
  • CommunityHealth NFP (Vice President and Board of Directors)


  • George Washington University Law School (The) (J.D., 1996)
  • Harvard University (A.B., 1991), cum laude

Bar Admissions

  • Illinois, 1996

Note: You are using an out-of-date version of Internet Explorer that may not work with some elements of the site. Click to upgrade here.