As one of the largest full-service engineering firms based east of the Oregon and Washington Cascade Mountains, AP is the tru ... sted local resource that many public and private entities depend on for reliable, cost-effective solutions to everyday engineering questions. Founded in 1975, AP specializes in assisting eastern and central Oregon and eastern Washington communities with planning, funding, surveying, engineering design, environmental permitting, construction administration, and construction engineering on a variety of public works projects. AP’s primary purpose since its founding over 40 years ago is to serve as the “one-stop shop” for eastern and central Oregon and eastern Washington organizations’ and municipalities’ engineering needs. AP is a trusted resource many local clients depend on for reliable, cost-effective answers to their everyday engineering questions. We have encountered and successfully solved the full array of challenges and issues typically faced by entities within our service area and have a deep bench of resources to get your question answered. read more