Welcome!

Gray Smith's Office (GSO) is an architectural and urban planning firm in Philadelphia, PA, specializing in expert analysis and testimony in premises liability, construction claims, construction injury, building codes, ADA discrimination and planning/zoning cases.  As successful practitioners, GSO has provided forensics and litigation support to many high profile Law Firms, individual Attorneys and a variety of other clients for more than 25 years in PA, NJ, DE, CT, W.VA, and PR. The firm has provided testimony in court, in arbitrations, and before legislatures, city councils, county commissions, zoning boards and planning and historical commissions. For a list of Law Firm clients, click here.

With more than 40 years of architectural and planning experience, GSO has completed over 500 complex projects involving new construction, rehabilitation, historic preservation and urban and neighborhood planning.  For a list of architectural projects, click here.

GSO has undertaken many construction projects with an equal emphasis on rehabilitation, historic preservation and new construction, including complex housing, commercial and institutional projects.  For governments and non-profit organizations, the firm conducted numerous inner-city and downtown planning studies.