EPSILON ASSOCIATES, INC. makes permits happen. We specialize in securing environmental approvals for real estate, energy, and infrastructure development projects for public and private sector clients. We also maintain a superb Historic Preservation team. Our reputation for practical strategies, a focused work effort, and successful project outcomes has made Epsilon an industry leader.More than 90 percent of the company's new work comes to us from satisfied clients and referrals. Epsilon is privately owned, which enables us to focus on client results, rather than corporate goals. To date, we have taken on 3,000 projects, including some of the most challenging and visible projects in New England and beyond.