United Mechanical Incorporated

Online HVAC Service Request
408.232.9000 - Office
408.228.1913 - 24/7 Service
United Mechanical Inc


The UNITED MECHANICAL service team is available around the clock providing fast and reliable repair service with just one phone call or click. UMI also offers system upgrades, HVAC troubleshooting and planned maintenance programs, all backed by a comprehensive warranty that is the best in the industry. Planned maintenance programs are offered for a variety of HVAC equipment including chillers, air handlers, cooling towers, fan coils, pumps, boilers and exhaust fans. UMI can provide specific annual services along with quarterly maintenance.

Our Service Team Specializes in

  • High Tech Data Centers
  • Ultra Low Refrigeration
  • Bio Pharmaceutical
  • Class A Office
  • Institutional
  • Boiler Service Repair
  • HVAC Energy Management
  • Chiller Service
  • Customized Plan Specification
  • Indoor Air Quality Testing

24/7 HVAC Service Line


North Bay Office



Scott Bullis

Scott Bullis

Director of Service Operations

Prior to UMI, Scott was responsible for delivering growth plans for JCI’s Service Business Unit – including Facility Management, National Service, and Intelligent Services. Scott focused on hiring, leading and developing a team of Business development Managers for the purpose of lead development and qualification, account acquisition, program positioning and final order closure with the customer. Scott teamed with Equipment Service, Parts, and Contracting Leaders to ensure total consumer satisfaction – from opportunity discovery through completion of projects.

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