Andrew L. Weil

Partner
Chicago
About

Andy Weil has more than 30 years of experience in corporate and securities law matters.

These matters have included mergers and acquisitions, public and private financings, going private transactions, restructurings, joint ventures and partnerships, securities regulations, private equity and venture capital transactions, fund formation, commercial transactions, and general corporate and securities law counseling. Andy has provided extensive representation in cross-border transactions and has handled numerous REIT and real estate-related transactions.

Andy has represented many issuers and underwriters in public financings, including initial public offerings of equity and debt securities. He has also represented purchasers, sellers and investors in a wide variety of merger and acquisition transactions, as well as represented both borrowers and lenders in a wide range of financing transactions.

Andy advises boards of directors and board committees in governance, corporate control/takeover defense, proxy fights and securities regulatory compliance matters. He has acted as an expert witness in litigation related to mergers and acquisitions. In addition, Andy has acted as corporate secretary for public company clients.

Areas of FocusCorporateFinanceMergers and AcquisitionsEquity Capital MarketsManufacturing
Bar admissionsIllinois
CourtsSupreme Court of the United StatesUnited States District Court for the Northern District of Illinois

Awards

Chambers USA ranked (2006 – 2025)

  • Band 2, Illinois Corporate/M&A, (2024 – 2025)
    "Andrew Weil acts for clients selling and acquiring businesses. He frequently advises public and private companies on cross-border mandates. Additional expertise includes private equity and finance." "Andrew is fabulous in how he approaches matters. He provides great legal work and is an exceptionally smart and talented lawyer."
Additional Recognitions

Andy is recognized as a Leading Lawyer in the areas of Corporate Finance, Mergers and Acquisitions, and Securities and Venture Finance by the Law Bulletin Publishing Company. He has also been named an Illinois Super Lawyer in the areas of Business/Corporate, Mergers and Acquisitions, and Securities and Corporate Finance.  The Legal 500 United States has recommended Andy in the field of M&A Middle Market.

Acritas has regularly named Andy to their "Acritas Stars" list. This list highlights the stand-out lawyers in private practice as nominated by clients around the world. Andy has also been named to Thomson Reuters’ list of Stand-Out Lawyers.

Education
  • J.D., Northwestern University School of Law
    Note and Comment Editor, Northwestern Journal of International Law and Business
  • B.A., Northwestern University 
    Phi Beta Kappa, Mortar Board
    with honors

Seminars

  • Panelist, "The Role of the Board for Private Companies," April 11, 2017.
  • Panelist, "M&A Bootcamp," (multiple dates).

Prior Experience

Before joining DLA Piper, Andy was a partner in the corporate practice of an international law firm, where he served as chair of its nationwide securities/public company group.

Memberships And Affiliations

  • American Bar Association (ABA Business Law Chicago Host Committee)
  • Association for Corporate Growth, Chicago Chapter, Board Member
  • Chicago Bar Association
  • Chicago Council on Global Affairs
  • The Civic Federation, Board Member
  • The Economic Club of Chicago
  • National Association of Corporate Directors
  • National Association of Real Estate Investment Trusts (NAREIT)
  • Executive Committee, Northwestern Law School Ray Garrett Jr. Corporate and Securities Law Institute
  • Society of Corporate Secretaries and Governance Professionals

My latest insights

News

DLA Piper advises StoneX on the acquisition of Plantureux et Associés

6 June 2025 .2 minute read

News
Abstract Fragment of modern urban architecture

DLA Piper advises LRQA in its acquisition of EcoEngineers

2 April 2025 .2 minute read

News

DLA Piper advises StoneX in its strategic partnership with Bamboo Payment Systems

1 April 2025 .2 minute read

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Connect

Phone

+1 312 368 3425
(Work, Chicago)
+1 312 852 8471
(Work)