Michigan's Industrial Mechanical Contractor.
18 years. Fortune 500 clients. Built on integrity.
Who We Are...
CSM Mechanical is a Michigan-based mechanical contractor serving industrial, commercial, and municipal clients across the Midwest and beyond.
We handle everything — HVAC, process piping, boiler systems, wastewater construction, robot cell installation, and 24-hour service — under one roof, with one point of accountability.
Our clients include General Motors, Tesla, Oakland County, and Aunt Millie’s Bakery. We don’t just show up — we deliver.
SERVICES
🔧 Industrial Mechanical
Pipefitting, press work, robot cells, and plant-wide mechanical for OEM manufacturers.
💧 Clean Water & Wastewater
Full construction and mechanical services for municipal water treatment facilities.
❄️ HVAC & Boiler Systems
Design, install, and service for commercial and institutional buildings.
🔌 Electrical & Controls
Building management systems and controls integration.
🚨 24-Hour Service
Emergency mechanical response when it matters most.
🏗️ Design / Build
Single-source turn-key projects from concept to commissioning.
Ready To Talk?
Whether it’s a plant shutdown, a new build, or an emergency — we’re the crew that shows up.