Adache, Ciuni, Lynn Associates is an engineering firm that provides a variety of architectural and civil engineering services. It is a part of GPD Group, which is a professional services firm that offers architectural, engineering and planning services. The parent company serves the education, housing, parks and recreation, power distribution, public works, retail, site development, telecommunications and transportation markets. It also operates GPD Associates, GDP Services, GDP Telecom and Norka Realty. GPD Group was founded in 1961 as Glaus, Pyle, Schomer, Burns and DeHaven. The parent company has expertise in architectural, lighting, plumbing, power distribution and interior design services. It provides in-building radio frequency solutions and radio frequency engineering services to the wireless systems market.