About
Southwest Traffic Signal Service Inc provides professional ADU construction services in EL Cajon, California. They hold an active B - General Building license (#451115) verified through California Contractors State License Board (CSLB). With over 42 years of experience, they bring deep expertise to every project. Their ADU services include detached ADU construction and garage conversions. They serve clients throughout San Diego County. Call (619) 442 3343 or request a free consultation online.
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Contact Information
📍P O BOX 1297, El Cajon, CA 92022
Business Details
License #451115
Experience42 years