Mark Cosgrove List of directors and agents named Mark Cosgrove. Found 2 results. MARK COSGROVE Registered Address: 3211 HAVENWOOD CT. EDGEWATER MD 21037 Appointed in one company. Go To Profile MARK COSGROVE Registered Address: 3211 HAVENWOOD COURT EDGEWATER MD 21037 Appointed in one company. Go To Profile