Pennoni Associates

Mackin Engineering Company has been a provider of engineering and consulting services for more than 40 years. The firm serves a broad array of public and private sector clients throughout the state of Pennsylvania. Mackin provides solutions for all phases of a project, from conception to attainment. Its services include highway/roadway engineering and structural engineering, traffic engineering, land surveying environmental services, GIS services, and planning services and construction mangement. The firm was founded in 1960 and is based near Pittsburgh International Airport in Findlay Township, Pa. In addition, the firm has an office located near the state capitol in Harrisburg, Pa.

Stiffler McGraw & Associates, based in Indiana, PA, is a multidisciplinary firm offering a comprehensive range of engineering, architecture, surveying, and support services. With a focus on providing clean water, aesthetically pleasing architectural designs, and solutions for roadways, bridges, and trails, they are dedicated to creating environments that exceed client expectations. Guided by a commitment to excellence and community impact, Stiffler McGraw is known for maximizing site characteristics, setting boundaries, and bringing client visions to life through innovative design and construction management. Their experienced team works tirelessly to ensure successful project completion and client satisfaction.Generated from the website