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Daniel T. Mongan


Office Location(s)

New York



Practice Groups



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Daniel T. Mongan is a Partner with Leech Tishman and a member of the Corporate and International Practice Groups. Dan is based in Leech Tishman’s New York office, where he has built a thriving corporate practice and served his clients in a variety of capacities, including holding executive positions as leader of corporate strategy for W.L. Gore & Associates, Inc., general counsel of ICx Technologies, Inc. and general counsel of Infinia Corporation.

Over the course of his career, Dan has developed extensive experience in the financing, purchase and sale of businesses as well as securities law, banking and finance, corporate matters, and the negotiation and drafting of a wide variety of contracts, including technology license agreements, executive employment agreements, investment and shareholder agreements, and commercial contracts.

He has experience managing the breadth of issues faced by businesses across a spectrum of industries, as well as deep expertise in mergers and acquisitions, spinoffs, divestitures, joint ventures and strategic alliances. Dan advises his clients on a range of financing and investment matters, including venture capital and private equity investments, securities, banking and project finance.

He has addressed many issues faced by businesses seeking growth and sustainability, including technology licensing and strategy, regulatory compliance, executive retention and compensation, investor and shareholder matters, board advisory and commercial matters.


J.D., The University of Pennsylvania Law School
B.Ch.E., Chemical Engineering, University of Delaware

Court Admissions

New York


Legal Experience
Shearman & Sterling

In-House/Business Experience
W.L. Gore & Associates
ICx Technologies, Inc.
Infinia Corporation

Professional Memberships

New York City Bar Association


University of Pennsylvania Law Review (Editor)