Joel S Sommer List of directors and agents named Joel S Sommer. Found 2 results. JOEL S. SOMMER Registered Address: 8120 SPLIT OAK DRIVE BETHESDA MD 20817 Appointed in one company. Go To Profile JOEL S. SOMMER Registered Address: 10500 GREAT ARBOR DR. POTOMAC MD 20854 Appointed in one company. Go To Profile