 CENTREVILLE, Va., June 04, 2021 GLOBE NEWSWIRE -- Parsons Corporation NYSE: PSN will present at the Stifel 2021 Virtual Cross Sector Insight Conference. Chuck Harrington, Chairman and CEO, and George Ball, CFO, will participate in a fireside chat question and answer session on Tuesday, June 8, 2021, at approximately 3:20 p.m. Eastern Time. 