S D Engineers Inc

Formed in 1972, SAI Consulting Engineers Inc. is one of the global leaders in transportation and infrastructure design, inspection and construction services. It is a professional consulting and engineering firm. Based in Pittsburgh, Pa., the company serves government bodies, architects, school districts, industrial firms, public utilities, engineers, contractors, colleges and hospitals. Some of the clients of SAI Consulting Engineers Inc. are Allegheny County Airport Authority, Florida Department of Transportation (FDOT), The Urban Redevelopment Authority of Pittsburgh and Port Authority of Allegheny County among others. In 2010, the American Society of Civil Engineers Pittsburgh Section awarded the company with the Civil Engineering Achievement Award for its Parkway Missing Ramps Project.

AECOM is a global leader in infrastructure consulting, committed to delivering a better world through innovative and sustainable solutions. The company emphasizes technical excellence and connected expertise, aiming to create opportunities for everyone by harnessing the power of technology and addressing the evolving challenges of infrastructure. With a diverse range of services, including engineering, architecture, construction management, and environmental services, AECOM partners with clients across various markets such as energy, transportation, and healthcare. The firm is dedicated to social responsibility and sustainability, ensuring that their projects positively impact communities and the environment. Generated from the website

Since 1998, Interstate Acquisition Services has been providing real estate acquisition services to public and private clients. Based in Pittsburgh, Pa., it provides a full range of real estate services to acquire property for public works projects. Interstate Acquisition Services offers services, such as property acquisition, appraisal services, project and property management, relocation assistance as well as title/closing services. In addition to acquisition-related activities, the company has fulfilled numerous subcontracting assignments for engineering firms in need of design support. Some of its completed projects include Pennsylvania Department of Transportation s Yellow Creek Bridge Project, Florida SR 78 Widening Project and Market Link Natural Gas Pipeline Storage Facility Widening. SAI Engineering, Mackin Engineering, HDR Engineers Inc. and S, P & K Engineering Inc. are the firm s partners.