Part of Comfort Systems USA
Regional · Nashua, NHRegional · 1900 Southwood Dr, Nashua, NH 03063
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Decco is a Nashua-based mechanical and process-piping contractor. Its site describes construction, maintenance, fabrication, high-purity services, and critical-equipment handling for industrial and life-sciences clients, while Procore lists design and engineering, structural steel, and plumbing and shows 28 projects. The company says it was founded in 1934 and acquired by Comfort Systems USA in 2023. No customer reviews or mentions are available to assess workmanship or customer experience. Confirm project fit, scope, schedule, licensing requirements, and contract terms before booking.
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1 change recorded — last scanned Aug 25, 2026.