Dedicated to “Excellence in Engineering,” E2 Consulting Engineers, Inc. (E2) is a professional services firm established in 1988 specializing in a full spectrum of engineering services, including electric and gas engineering and design, program management services, technology and supply chain, gas pipeline construction and inspection services, environmental consulting and remediation and federal base operations and infrastructure support services. At E2, we value safety, innovation and collaboration, and we are dedicated to excellence..