John E. Osborn P.C.

Serving the Real Estate, Construction and Environmental Industries, and Design Profession since 1992

About the Firm

Our Practice

John E. Osborn P.C. is a 10 lawyer firm founded in 1992. The Firm’s practice concentrates in complex construction, environmental, real estate and commercial litigation and focuses on representing large property owners, construction managers, contractors and design professionals. The Firm’s owner-clients include school districts, charter schools, colleges and universities, hotels, office buildings, apartment complexes, restaurants, nightclubs, healthcare facilities, nursing homes, arenas, museums, industrial properties, airports, auto dealers and commercial and residential developers. A thorough, long-term knowledge of the real estate, construction and environmental industries and design profession – together with comprehensive experience dealing with government entities – is critical to the Firm’s success.

Publications, News, and Events

The Firm plays a large role in training and educating members of the industries we serve by Continuing Legal Education, publishing articles and textbooks, participating in trade and professional associations and teaching at local colleges and universities. During 2016, the Firm will publish a series of articles on critical issues.

We look forward to engaging you. Please follow us on TwitterLinkedIn, and Facebook or via email at

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Our Blog

Latest Updates

By  John E. Osborn, John E. Osborn. P.C. On May 1, 2018, the Greater New York Construction User Council (“GNYCUC”), presented an interactive panel discussion, moderated by experienced construction litigator, General Counsel of the  GNYCUC,  and counsel for institutional owners,  John E. “Jack” Osborn together with representatives of four institutional owners, all officers of the… Read More

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The Greater New York Construction User Council (“GNYCUC”) and the Hotel Engineers Association of New York Inc. (“HEANY”) were conference partners for the Second Annual New York City Hotel Forum, at the McGraw Hill Building in Manhattan on Friday, November 7, 2014. The conference, which included two panels of industry executives, examined the future of… Read More

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Jack Osborn and Mark Pennington taught a continuing legal education program at the Firm’s offices on March 4, 2014 entitled “Environmental Due Diligence and Project Planning in Stormy Times.” Jack Osborn is Head of the Firm’s Construction Litigation Practice. Mark Pennington, Of Counsel to the Firm, is the head of its Environmental Practice. The program… Read More

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What We do

Our practice concentrates on complex construction, environmental and real estate litigation and focuses on representing owners of real property as well as the architects, construction managers, engineers, environmental consultants and contractors.

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