How many flat roof contractors are listed for the Riverside – San Bernardino (Inland Empire) area?

7 contractors with flat & low-slope roofing evidence, 0 of them verified against an independent roster. All hold California licenses checked against California Contractors State License Board (CSLB) records as of July 11, 2026.

What does “self-described” mean on a listing?

It means the specialty signal comes from the business's own name or public materials rather than an independent certification roster. We label the difference so you can weigh it — ask any self-described specialist for photos of past jobs and product training proof.

How do I verify a license before hiring?

Search the contractor's license number at the official California Contractors State License Board (CSLB) lookup. Every listing on this page shows its license number so you can check it in under a minute.

Home › Roofing › Flat & Low-Slope Roofing › California › Riverside

Flat & Low-Slope Roofing Contractors in Riverside, CA

7 flat roof contractors with state-license verification · serving Riverside – San Bernardino (Inland Empire) — including San Bernardino, Ontario, Rancho Cucamonga, Fontana, Moreno Valley, Corona, Murrieta, Temecula · records checked July 11, 2026

California requires roofing contractors to hold a C-39 license from the Contractors State License Board, and state law requires every C-39 contractor to carry workers' compensation insurance. Every listing here is checked against the CSLB license file.

Flat & Low-Slope Roofing contractors — license-checked list

Business	City	License	Status	Specialty evidence	First licensed
Foam Roofing Experts OF The Desert INC	Cathedral City	570657	active	offers flat & low-slope roofing (self-described)	1989
Valley Urethane Foam Roofing	Rancho Mirage	671610	active	offers flat & low-slope roofing (self-described)	1993
Reyes Single Ply Roofing Masters CORP	Rialto	908008	active	offers flat & low-slope roofing (self-described)	2007
Sanchez Single Ply Roofing	Corona	968908	active	offers flat & low-slope roofing (self-described)	2012
Steep Flat Roofing	Yucaipa	1110283	active	offers flat & low-slope roofing (self-described)	2023
Excellence Foam Roofing INC	Cathedral City	1139298	active	offers flat & low-slope roofing (self-described)	2025
Proseal Foam Roofing Systems INC	Highland	1151781	active	offers flat & low-slope roofing (self-described)	2026

Sorted: roster-verified first, then longest-licensed. Listing order is never paid. Featured Partner placements, when present, are labeled. How we verify →

Common questions

How many flat roof contractors are listed for the Riverside – San Bernardino (Inland Empire) area?: 7 contractors with flat & low-slope roofing evidence, 0 of them verified against an independent roster. All hold California licenses checked against California Contractors State License Board (CSLB) records as of July 11, 2026.
Does California require a license for this work?: California requires roofing contractors to hold a C-39 license from the Contractors State License Board, and state law requires every C-39 contractor to carry workers' compensation insurance. Every listing here is checked against the CSLB license file.
What does “self-described” mean on a listing?: It means the specialty signal comes from the business's own name or public materials rather than an independent certification roster. We label the difference so you can weigh it — ask any self-described specialist for photos of past jobs and product training proof.
How do I verify a license before hiring?: Search the contractor's license number at the official California Contractors State License Board (CSLB) lookup. Every listing on this page shows its license number so you can check it in under a minute.

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License data: California Contractors State License Board (CSLB), file dated July 11, 2026. Specialty evidence is labeled per listing (roster match vs self-described). This page lists public records — it is not a review, rating, or endorsement of any business.