C-4 Boilers Steamfitting and Process Piping Contractors in Tempe, AZ

6 active C-4 licenses in Tempe as of 2026-04-03. Data from Arizona Registrar of Contractors.

2 of these licenses expire within the next 90 days. Always verify current status before hiring.

Active licensed contractors

Business	Address	Licensed	Expires
Delta T3 LLC License 352499 · C-4	1210 W Alameda Dr #109 Tempe, AZ 85282	2024-05-29	2026-05-31
Foresight On-Site LLC License 359355 · C-4	3001 S Priest Dr Tempe, AZ 85282	2025-06-09	2027-06-30
Okland Construction Company Inc License 361775 · C-4	1700 N McClintock Dr Tempe, AZ 85288	2025-10-16	2027-10-31
Patriot Mechanical LLC (dba Patriot Boiler) License 311493 · C-4	228 W Lodge Dr Tempe, AZ 85283	2017-02-06	2027-02-28
Sundt Construction IncSince 1988 License 078088 · C-4	2620 S. 55th Street Tempe, AZ 85282	1988-05-09	2027-04-30
University Mechanical and Engineering Contractors IncSince 1987 License 072711 · C-4	1200 N Sickles Dr Tempe, AZ 85288	1987-12-18	2026-06-30