설문닷컴 (Adsense ) - 3731 Wilshire Blvd. #508, Los Angeles, CA 90010
213-385-3303

섬머하우스꽃집 (Summer House Florist ) - 122 W. Macarthur Bl., Santa Ana, CA 92707
714-549-3536

섬밋인터내셔날 (Summit International Co. ) - 1017 S. Norton Ave., Los Angeles, CA 90019
323-938-8811

섭스앤그럽샌드위치 (SUB'S&GRUB SANDDWICH ) - 125 Business Center Dr.#I, Corona, CA 92880
951-734-2877

성공회제임스교회 (ST.Jame's Episcopal Church ) - 3903 Wilshire Blvd., Los Angeles, CA 90010
213-388-3417

성광선교교회 (Sungkwang Mission Church ) - 12761 Euclid St, Garden Grove, CA 92840
714-952-3376

성광식품 (Sung Kwang Cal Food, Inc. ) - 13675 Bora Dr., Santa Fe Springs, CA 90670
562-404-9901

성광클럽 (Club Starlight ) - 1224 S.Broadway, Los Angeles, CA 90015
213-747-7653

성균관대학교 총동문회 (Sung Kyun Kwan Uni Alumni Asso. ) - 1200 Wilshire Blvd. #312, Los Angeles, CA 90017
213-200-9500

성균관대학교남가주총동문회 (S.K.K.U.S.C ) - 444 S. Westmoreland #103, Los Angeles, CA 90004
213-700-8877