EI's corporate portfolio includes over 5 million square feet of corporate interior renovations and upgrades, new office facilities and MEP infrastructure improvements for many Fortune 500 companies and smaller start-up businesses across North America. Our in-house professionals include architects, interior designers, space planners, multi-discipline engineers (civil, structural, mechanical, plumbing, fire protection and electrical), construction managers and estimators to support the varying range of project needs for each of our clients.