John J Byrne List of directors and agents named John J Byrne. Found 2 results. JOHN J. BYRNE Registered Address: 7718 SAVANNAH DRIVE BETHESDA MD 20817 Appointed in one company. Go To Profile JOHN J. BYRNE Registered Address: 7718 SAVANNAH DR. BETHESDA MD 20817 Appointed in one company. Go To Profile