Barry Isett & Associates is an employee-owned, multi-discipline engineering and consulting firm dedicated to creating communities of excellence. Since 1977, we have partnered with municipalities, businesses, institutions, developers, and community organizations to provide innovative solutions in civil engineering, municipal engineering, surveying, landscape architecture, transportation engineering, environmental consulting, structural engineering, construction services, code enforcement, planning, and related consulting services.

With offices throughout Pennsylvania, including our Columbia location, we combine technical expertise with a commitment to exceptional client service and local community involvement. As an ESOP company, every employee-owner is invested in delivering quality results that help our clients and communities grow, thrive, and succeed.