Image Project Bids and Proposals Opportunities for design and construction service providers. Architect/Engineer and Design/Build Selection Click to view open bids. Construction Manager Selection and Other Services Click to view open bids. Trade/Bid Packages Click to view open bids. Penn State requires prequalification for contractors self-performing certain categories of work. Get Prequalified OPP provides historical information on Completed Appointments. View Completed Appointments Contact Information Contractor Liaison 814-863-2520 Contract Administration Office Email CA@psu.edu