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Trusted Commercial & Multi-Family Plumbing and HVAC Services in Phoenix
Diamondback Plumbing is a locally owned Arizona company with over 30 years of experience delivering high-performance plumbing and HVAC solutions. We specialize in serving multi-family properties, commercial buildings, and large-scale systems across Phoenix and surrounding communities. Our team of highly trained professionals prioritizes precision, reliability, and long-term partnerships, offering 24/7 emergency services and preventative maintenance programs.

We are committed to integrity, excellence, and collaboration, ensuring tenant satisfaction and property protection through fast response times and transparent pricing. Our dedicated projects division handles complex infrastructure work that other providers cannot deliver.
Services
Commercial Plumbing Multi-Family Plumbing Multi-Family HVAC Preventative Maintenance Emergency Services
Highlights and features
  • Over 30 years serving Phoenix and surrounding areas
  • 24/7 emergency service across the metro area
  • Specialized in multi-family and commercial plumbing & HVAC
  • Transparent pricing and exceptional customer service
  • Preventative maintenance programs to reduce emergency calls
Associations and certifications
  • Arizona Registrar of Contractors (ROC)
Services
Commercial Plumbing
Diamondback Plumbing provides comprehensive commercial plumbing services for offices, restaurants, retail spaces, and industrial facilities. Our licensed technicians handle emergency repairs, sewer line replacements, water heater installations, and ADA-compliant restroom upgrades. We minimize operational disruptions while ensuring code compliance and system efficiency for businesses in Phoenix and surrounding areas.
Multi-Family Plumbing
Specializing in multi-family properties, we offer plumbing solutions for apartment complexes and condominiums. Services include emergency repairs, sewer hydro-jetting, water line replacements, and preventative maintenance. Our team coordinates with property managers to reduce downtime and maintain tenant satisfaction across Maricopa County.
Multi-Family HVAC
Diamondback delivers HVAC services for multi-tenant properties, including split system installations, PTAC unit repairs, and preventative maintenance. Our 24/7 emergency response ensures tenant comfort, while energy-efficient upgrades improve property value and reduce operating costs for Phoenix-area apartment communities.
Preventative Maintenance
Our customized preventative maintenance programs cover plumbing, HVAC, and water systems. Features include quarterly inspections, filter replacements, leak detection, and compliance testing. These plans extend equipment lifespan, prevent emergencies, and ensure code compliance for commercial and multi-family properties in Arizona.
Emergency Services
Diamondback offers 24/7 emergency plumbing and HVAC services for burst pipes, sewer backups, HVAC failures, and other urgent issues. Our rapid response team serves Phoenix and surrounding areas, minimizing property damage and operational downtime with immediate repairs and transparent communication.
Questions
What areas do you serve?
We serve Phoenix, Scottsdale, Mesa, Tempe, and surrounding communities within Maricopa County, Arizona.
Do you offer 24/7 emergency services?
Yes, our team is available 24 hours a day, 7 days a week for urgent plumbing and HVAC emergencies.
What types of properties do you work with?
We specialize in commercial buildings, multi-family apartment complexes, and large-scale plumbing/HVAC systems.
Are you licensed and insured?
Yes, we hold Arizona ROC licenses #348977/348948 and maintain full bonding and insurance coverage.
Do you provide preventative maintenance plans?
Yes, we offer customized maintenance programs to prevent emergencies and extend system lifespans for plumbing and HVAC systems.
How quickly can you respond to service requests?
Our average response time is under 2 hours for emergency calls in the Phoenix metro area.
Videos
Reviews (5)
Lyuba S.
Jun 11, 2022 Report
I recently had a plumbing emergency that flooded my neighbor below. I called DiamondBack and they send me a technician. Nick showed up right away. He was very professional and explained exactly what happened with the plumbing. Nick made the repair through a very small cut in my new cabinets and he was able to save my brand new kitchen from being torn apart and saved me thousands of dollars! Nick is a true professional and I will hire him again and recommend him to others!
Mr. Crowley
May 27, 2022 Report
Apparently they think it's ok to park in Fire zones blocking fire hydrants and then when asked to move, like to run their mouths. Disrespectful, inconsiderate and unprofessional. "Please get me fired" he kept repeating. The attitude of people like this is the problem with society. People need to be held accountable for their actions. You can't do whatever you want in life.
Albonit Dulaku
Apr 25, 2022 Report
Juan Carreon is the man! He drove within 45 minutes to us here at Century Grand and we appreciate him very much! He fixed our water heater in a desperate situation and for that we owe him a big thank you! Will most definitely use this company again! Service: Water heater installation
Gary Bretzman
Apr 08, 2022 Report
Chad did a great job getting a technician to my house on Saturday and Mark did an awesome job installing the new water heater. A total professional job by all involved! Service: Water heater installation
Mona Feige
Mar 17, 2022 Report
Didn't use drop cloths when working at the fireplace to install gas log set. Leaned into the ivory chair with his dirty work clothes beside the fireplace instead of walking behind the chair to get the heavy log set. Refused to stand up and walk around the chair after being politely asked to do so. Drug the carton containing the log set on the hard wood floor. Didn't place gas line in agreed upon location. Drilled through the roof overhang. Said he'd caulk or tar around the pipe and didn't do that. Black handprints on walls in and outside the house.