Trusted Commercial Services for Northern Michigan Businesses
The same four-generation expertise and reliability that homeowners count on — now working for your business. HVAC, plumbing, electrical, and generators under one roof.
One Call for All Your Building's Needs
Managing multiple contractors is a headache. With Colvin's, you get HVAC, plumbing, electrical, and generator services from a single trusted team. We understand commercial systems, building codes, and the urgency of keeping your business running.
Industries We Serve
Commercial Services
Full-service mechanical and electrical solutions for businesses of every size.
Commercial HVAC
Installation, service, and maintenance of heating and cooling systems for offices, retail, restaurants, warehouses, and more.
- Rooftop units & split systems
- Ductless mini-split installations
- Boiler systems & radiant heat
- Preventive maintenance programs
- Energy efficiency upgrades
- 24/7 emergency repair
Commercial Plumbing
Full-service plumbing for commercial and light industrial facilities — from new construction to repairs and remodels.
- New construction plumbing
- Fixture installation & repair
- Water heater systems
- Backflow prevention
- Drain cleaning & maintenance
- Gas line installation & repair
Commercial Electrical
Licensed electricians for commercial wiring, panel upgrades, lighting, and code compliance.
- Panel upgrades & installations
- Commercial wiring & rewiring
- Lighting design & installation
- Code compliance inspections
- Dedicated circuits for equipment
- Emergency electrical service
Generator Systems
Keep your business running during outages with Generac commercial generator installation and service.
- Commercial generator sizing & install
- Automatic transfer switches
- Preventive maintenance plans
- Load bank testing
- Fuel system service
- 24/7 emergency generator repair
How We Work With Commercial Clients
Consultation
We visit your facility, assess your needs, and understand your timeline and budget.
Custom Proposal
You receive a detailed, transparent proposal with scope, timeline, and pricing.
Professional Install
Our licensed crews complete the work with minimal disruption to your operations.
Ongoing Support
Custom maintenance plans and 24/7 emergency service keep your systems running.
Let's Talk About Your Commercial Project
Whether it's a new build, a system replacement, or ongoing maintenance — we'd love to earn your business.