Established in 1973, Hoyle, Tanner has enjoyed steady growth over the past 45 years. In that period, we have completed over 12,500 projects. Our corporate headquarters is located in the historic mill yard of Manchester, NH, with regional offices in Portsmouth, NH; Burlington, VT; Yarmouth ME; North Andover, MA and in Oviedo, FL. While the majority of our projects are along the eastern seaboard, we have completed many projects throughout the United States. Hoyle, Tanner’s staff consists of Professional Engineers, planners, technicians and support staff. Our team of professionals provides municipal, state and federal clients with quality civil, structural, environmental, transportation and aviation, planning and engineering. We emphasize the development of creative, cost-effective, results-oriented solutions to planning and design projects. We strive to provide our clients with quality services delivered on time, and on budget resulting in successful projects. Our vision is to provide innovative, collaborative and sustainable engineering and planning solutions to the challenges our clients face, while enhancing the communities in which we work and live.