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Underground Designs Signage

Britek Electrical Sign Company is a full-service commercial sign and print company specializing in custom storefront signs, illuminated channel letters, LED sign systems, large-format printing, and professional sign installation. We provide complete design, fabrication, permitting, installation, and repair services for retail, restaurants, offices, and commercial properties throughout Los Angeles, Long Beach, San Pedro, Torrance, and surrounding areas. We specialize in backlit and front-lit channel letters, LED retrofits, monument signs, building signs, window graphics, wall graphics, and large-format digital printing including banners, window decals, wall murals, and vehicle graphics. Our team handles everything from permit acquisition and code compliance to professional installation using boom lifts and certified electrical technicians. Britek Electrical Sign Company is known for high-quality craftsmanship, fast turnaround, and affordable pricing. Whether you need a brand-new storefront sign, a large-format print project, an LED upgrade, or emergency sign repair, we deliver bright, professional signage that helps businesses stand out and attract more customers.

Website: undergroundsign.squarespace.com

Phone: (310) 480-2802

Cross Streets: Near the intersection of Western Ave and 259th Pl

Closed now

  • Mon 8:30 AM - 5:00 PM

25916 Western Ave Los Angeles, CA 90710 ·2196.32 mi

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Reviews

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hurley H. 05/17/26

I been working with Marcos for last 14 years and he never disappoints. He's done advertising tents for my restaurant in nevada and our home care services in torrance. Thank you! Mirian Hurley...

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Irfan N. 05/20/25

Absolutely five stars for Underground Sign Solution! Marcos is an absolute gem--professional, creative, and incredibly easy to work with. He helped me bring my vision to life with stunning...

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Drea M. 08/18/22

Marcos of Underground Designs did a phenomenal job with the sign for my business. He was so diligent with everything from start to finish and extremely knowledgeable. He gave lots of options to...

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Robert D. 06/30/18

I was very please with everything These guys did for me! Super on point with the designs and quality work! Thanks again guys for making my ideas come alive!

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John P. 01/05/16

Underground Signs Design I have to share a little of my experience With all the fantastic knowable People that I have had the opportunity to work with , and to get to know @ Underground Signs,...

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