Annex Engineering Group is a service-oriented engineering firm located in Columbus, Ohio, that offers mechanical, electrical, plumbing, and fire protection engineering solutions.  The name “Annex” was selected to affirm the goal of grafting into a design team that accomplishes a client’s vision for their project. Annex prides itself in being a highly responsive team that provides reliable and flexible solutions to the varied needs of its clients, which range from office work and restaurants to manufacturing and historical renovations. Annex is the prototype engineer for several of their clients, establishing multiple design standards to help reduce construction costs and timelines while increasing consistency and quality. Annex Engineering Group is a Mechanical, Electrical, and Plumbing (MEP) engineering design firm whose associates works collaboratively with clients, consultants, and vendors. Annex is licensed in forty-nine states (all but Alaska) and Washington D.C.