A & B Roofing Inc
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There are no companies listed in Union City itself yet; the 24 below are the closest options, from towns including Hayward (5, 4 mi), Redwood City (5, 13 mi) and Daly City (4, 25 mi).
1 open 24/7 · 10 open weekends · 22 rated 4.5+ · 4 show a license
Data verified October 18, 2026
Listed for homeowners in and around Union City, CA, these 24 companies take roofing work. What each one claims about tear-offs, materials and workmanship cover is taken from its own website; ratings and quoted lines come from public reviews.

22 of the 24 companies on this page have a rating, from 4.6 to 5.0 across 700 reviews; 7 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (84%), quality (83%) and responsiveness (83%). The topics that come up most in reviews of the companies on this page are "price", "estimates" and "communication". 1 is open around the clock; 9 are open on Saturdays and 4 on Sundays. 4 show a license on their websites and 9 have a BBB rating of A or A+. Domain records put 13 websites of the companies on this page at ten or more years old; the oldest dates from 1998. 2 offer emergency call-outs; 2 offer financing or payment plans; 18 give free estimates; 9 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for 23 of the companies on this page; 20 publish a contact page; 13 list a public email and 2 take bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
4 of the 24 listings here show a license on their websites. Roofing is licensed at state level in much of the country, and the license can be checked with the issuing board along with the status of the insurance behind it. The listing repeats what the company published; it is not a verification.
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