Reliable commercial HVAC solutions from Donohue
Since 1976, Donohue Commercial Service has been serving businesses in Tulsa, Oklahoma with integrity, consistent quality, and attention to detail. With our focus on preventative maintenance and performance guarantee, we deliver commercial HVAC solutions and services that keep your business running, while saving you time and money.
How Donohue Commercial Service provides superior commercial HVAC solutions
Why choose United Mechanical?
Let United Mechanical keep your HVAC, plumbing, and other commercial mechanical equipment in good condition, resulting in less downtime, fewer repairs, and a better environment for your employees and customers. We provide repair, maintenance, and construction services, adhering to LINC network standards of service so you know you can trust our work.
Our expert staff is ready to give you peace of mind with high-quality solutions delivered with excellent customer service. From our 24/7 emergency services to our personalized points of contact for customers, we make every effort to be there for you and your business every step of the way.
Reliable repair and maintenance services from Donohue
Our team wants to help you get the most value out of your HVAC equipment, so we provide comprehensive repair services for aid conditioning, heat pumps, indoor and outdoor units, and more. We service both single split and multi-split systems. But we do more than fix what’s already broken.
To help you prevent unexpected costs and building downtime, we also provide preventative maintenance through our Professional Proactive Preventative Maintenance program, a subscription service that helps your business prevent and plan for emergencies at less cost to you.
Learn more about our reliable repair and maintenance services from Donohue Commercial Service and how we guarantee the quality of our work.
Our LINC service agreements
As one of over 150 contractors in the national LINC service network, Donohue Commercial Service provides commercial HVAC solutions that adhere to specific quality standards.
As a LINC contractor, we can offer repair, maintenance, and construction for multiple facilities under a single service contractor. See how our LINC service agreements ensure that your business receives consistent, reliable commercial HVAC solutions and services no matter when or where an issue arises.
Commercial HVAC services we offer
Our HVAC professionals offer a wide range of high-quality HVAC solutions and services, including:
- LINC Service Agreements
- 24-hour Emergency Service
- Centrifugal Chillers
- Absorption Chillers
- Reciprocating Chillers
- Packaged A/C Units
- CFC Reclamation/Banking
- DDC and Pneumatic Controls
- System/Building Analysis
- Energy Management
- Vibration Analysis
- Medium & Low Temp Refrigeration
- Eddy Current Testing
- Infrared Analysis
- Air Handling Units
Serving commercial buildings across industries
We serve customers in all kinds of industries, ensuring that their HVAC systems and equipment meet their facilities’ needs and allow their businesses to operate smoothly. Donohue Commercial provides services and solutions for:
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Hospitals
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Universities
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Data Centers
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Banks
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Medical Facilities
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Temp Sensitive Warehouses/Storage
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Offices
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Houses of Worship
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Manufacturing
"United Mechanical has been a pillar for us on multiple complex projects. Regardless of the complexity or the duration we've been able to count on United Mechanical for first-class results every single time. They truly partner with you in order to deliver the best product. If you're considering making United Mechanical a part of your team, I promise you'll be happy with your decision."
Shawn Driver | Principal L5 Construction