Commercial HVAC Services

At Therrian Mechanical, we provide reliable, professional HVAC solutions for commercial buildings of all sizes—from small offices to retail spaces and light industrial facilities. Our experienced team understands the importance of maintaining a comfortable, efficient indoor environment for your employees, customers, and equipment. We offer complete commercial HVAC services, including preventative maintenance contracts, expert repairs, and full system replacements.

Our Commercial HVAC Services Include:

Preventative Maintenance Contracts

Protect your investment and avoid costly downtime with a custom maintenance plan tailored to your facility.

  • Seasonal inspections and tune-ups

  • Filter changes and coil cleaning

  • System diagnostics and performance checks

  • Priority scheduling and reduced emergency rates

  • Documentation for compliance and warranty protection

Service & Repairs

Our skilled technicians provide fast, accurate diagnostics and dependable repairs to minimize disruption and keep your system running at peak efficiency.

  • Rooftop units, split systems, boilers, and more

  • Thermostat and control troubleshooting

  • Emergency and after-hours service available

  • Repairs on all major HVAC brands

System Replacements & Upgrades

We offer turnkey installation of energy-efficient commercial HVAC systems, designed and sized for your specific building needs.

  • Full removal and replacement of aging or failing equipment

  • High-efficiency units for lower operating costs

  • Ductwork modifications and design

  • Permits, inspections, and final balancing included

Why Choose Therrian Mechanical?

  • Licensed and insured

  • Clean, code-compliant workmanship

  • Honest recommendations and transparent pricing

  • Strong focus on long-term reliability and client satisfaction

Let’s keep your business running smoothly. Contact us today to discuss your HVAC needs or request a free estimate for service, maintenance, or replacement.