MSI Serves 3 Clients in Marathon to Furnish National Security Campus Monday, 3 June 2013 in Member Experience, MSI by FSN Communications Tags: architectural walls, AutoStrada, federal, government, KI, Knoll, LEED Gold, movable walls, security, systems furniture, workstations Multi Systems Installation, FSN’s member in the Kansas City market, spent 10 months creating work spaces for approximately 2,000 people at the National Nuclear Security Administration’s Kansas City Plant.