Aug 2026
First Onsite performs their HVAC system cleaning services with friendly, professional technicians and deliver excellent results. Highly recommend!
Reviews
Jun 2026
We use First On Site on a regular basis and have consistently had a great experience. Their team is quick to respond, and their detailed daily reports make managing projects much easier. Our representative, Josh, is outstanding. No matter the time or day, he is always available and responsive when we need assistance. I would highly recommend First On Site to anyone in need of mitigation services.
Sep 2025
Josh is always helpful and has shown great customer service!
Photos
Hours
Monday 8AM - 5PM
Tuesday 8AM - 5PM
Wednesday 8AM - 5PM
Thursday 8AM - 5PM
Friday 8AM - 5PM
Saturday Closed
Sunday Closed
Good to know
- on-site services
- accepts credit cards
Location
3300 N Santa Fe Ave, Oklahoma City, OK 73118
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