Lippes Mathias Advises CannonDesign in Acquisition of Ennead Architects

April 21, 2026 | Press Releases
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Lippes Mathias LLP is pleased to serve as legal counsel to CannonDesign in its acquisition of Ennead Architects, uniting two architectural firms in a deal that expands CannonDesign's global design practice. 

Ennead Architects, a 160-person firm with offices in New York, Los Angeles, and Shanghai, will operate as a distinct studio within CannonDesign under the name Ennead, a CannonDesign company. CannonDesign, an employee-owned firm with nearly 1,600 staff across 20 offices, brings capabilities spanning architecture, engineering, interior design, and consulting. The combined practice maintains Ennead's existing leadership, design culture, and team structure. 

The Lippes Mathias deal team includes Brendan J. Rich, partner and corporate practice team co-leader; Marshall J. Kobrin, senior associate; Elyse J. Ponterio, associate; and Devon R. McDonald, director of tax. 

About Lippes Mathias LLP 

Lippes Mathias is a full-service law firm with 230 attorneys serving clients regionally, nationally, and internationally. With offices in Buffalo, Clarence, Albany, Long Island, New York, Rochester, Syracuse, and Saratoga Springs, N.Y.; Greater Toronto Area; Chicago, Ill.; Jacksonville, Tampa Bay, and West Palm Beach, Fla.; Cleveland, Ohio; San Antonio, Texas; Oklahoma City, Okla.; and Washington, D.C., the firm represents publicly and privately owned companies, private equity and venture capital firms, independent sponsors, family offices, real estate developers, financial institutions, municipalities, governmental entities, and individuals. 
Ranked No. 204 on The National Law Journal’s NLJ 500 list of the largest law firms in the United States by attorney headcount, Lippes Mathias is proud to be recognized year after year by The Best Lawyers in America®, U.S. News – Best Lawyers®, Super Lawyers, and Chambers USA. For more information, visit www.lippes.com
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