54132. Computer Systems Design & Related Services Add Listing #0-9ABCDEFGHIJKLMNOPQRSTUVWXYZ(Reset) Company Name / DBA Youngho Jang Industrial Classification 54132. Computer Systems Design & Related Services Business Type SOLE Owner Name Youngho Jang Street Address 3957 Agua Dulce Blvd 91977-1706 54151 EditDelete Company Name / DBA Yvonne A Coiner Industrial Classification 54132. Computer Systems Design & Related Services Business Type SOLE Owner Name Coiner Yvonne A Street Address 5051 La Jolla Blvd Suite 311 92109 Phone Number 858 603-7347 5415 EditDelete Company Name / DBA Yoonho Jeon Industrial Classification 54132. Computer Systems Design & Related Services Business Type SOLE Owner Name Yoonho Jeon Street Address 4060 Huerfano Ave Suite 244 92117-5206 54151 EditDelete