Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer Mark Mitsuo Hasegawa, Practice Areas No known practice areas. is located in the city of Fountain Valley, the state of California. Attorney legal address 9120 Helm AveFountain Valley, CA, 92708. For more information, please call Not available Your comments* (not for publishing) * — Required information Mark Mitsuo Hasegawa ← View details 9120 Helm AveFountain Valley, CA, 92708, Fountain Valley, California Not available