Commercial HVAC Solutions for Orange County Businesses
Keep your employees productive and your customers comfortable.
We provide rapid repair, expert installation, and preventative maintenance for offices, retail, and industrial facilities.
Downtime is Not an Option
In the competitive Orange County market, a broken air conditioner means lost revenue. Whether you manage a tech park in Irvine, a warehouse in Lake Forest, or a retail center in Mission Viejo, you need a mechanical partner who understands urgency.
Why Businesses Choose Maksbuilder:
- Priority Response: Our commercial account holders get front-of-the-line scheduling.
- Minimize Disruption: We work around your hours. Craning new rooftop units or major repairs can be scheduled for weekends or early mornings to avoid disrupting your operations.
- Cost Control: We focus on energy efficiency (reducing overhead) and longevity (protecting capital assets).
Comprehensive Mechanical Services
🏢 Commercial Repair & Diagnostics
- 24/7 Availability: Systems break at the worst times. We are ready.
- Expertise: We troubleshoot complex controls, VAV boxes, economizers, and compressor failures.
- All Brands: We service Carrier, Trane, York, Lennox Commercial, and Daikin units.
🏗️ Installation & Replacement (Design-Build)
- Rooftop Units (RTUs): Safe, code-compliant replacement of packaged units (3 to 25+ tons). We handle the crane logistics, permitting, and Title 24 acceptance testing.
- Split Systems: Efficient cooling for smaller offices or retail spaces.
- Server Room Cooling: Specialized ductless systems to protect critical IT infrastructure from overheating.
📝 Commercial Maintenance Agreements
- The Problem: Neglected commercial units use 30% more energy and fail 5 years early.
- The Solution: Customized maintenance plans (Quarterly or Bi-Annual). We change belts, clean massive condenser coils, check economizers, and calibrate thermostats.
- The Benefit: Predictable budgeting and reduced emergency calls.
Tailored Solutions for Your Sector
- Corporate Offices: Zoning and air balancing to end the “hot/cold wars” between departments.
- Retail & Restaurants: keeping customers cool to increase dwell time and sales.
- Warehouses & Industrial: Ventilation, exhaust fans, and spot cooling for large spaces.
- Property Management (HOA/Condos): Reliable service for multi-tenant buildings and common areas.
Licensed, Insured, & Compliant
Commercial work requires a higher level of liability protection and technical skill.
- CA License #1095368: Class B & C-20 HVAC Certified.
- Fully Insured: We carry the necessary General Liability and Workers’ Comp coverage to satisfy your building’s risk management requirements.
- Title 24 Experts: We ensure all new installations meet California’s strict commercial energy codes (economizers, demand control ventilation).
Recent Commercial Projects
Partner with a Pro. Stop relying on residential handymen for your commercial assets. Get a professional assessment of your building’s mechanical systems today.




