Our Team

From your first phone conversation with our dispatcher to your onsite contact with our technician, you will notice the BMI difference. We are passionate about building genuine relationships based on trust and respect.

Thanks to the fine staff that we have assembled to serve our customers, we truly are the company “Where Better Really Matters.”

Meet Our Executive Management Team

Dax Brott, CPA
Owner
President & CEO
Member of Team since 2007

Taylor Brott
Owner
Corporate Secretary & Dir. of Comms
Member of Team since 2014

Bernadette Brott
CIO
Member of Team since 1992

Rey Tan, CPA, LLB
Controller
Member of Team since 2003

Erin Andersen, MBA
Sales Manager
Member of Team since 2006

Meet Our Maintenance Sales Team

Our Facility Consultant specializes in taking a financial approach to mechanical system care; lowering customers’ operating cost while improving system performance.

Bill Good
Facilities Consultant (PacWest)
Member of Team since 2007
Cell: (805) 896 – 6466

Ron Lerma
Facilities Consultant (Bakersfield)
Member of Team since 2015
Cell: (661) 201-0381

Kim Smith
Facilities Consultant (Tulare/Fresno)
Member of Team since 2017
Cell: (559) 467-6521

Meet Our Project Engineers

If you need to upgrade or replace an existing system, you can count on our on-staff engineers to design an innovative cost-effective solution. They are skilled at solving complex problems associated with building environmental systems, and BMI provides total accountability from start to finish.

Dave Cash
Project Sales Engineer
Member of Team since 2014
Cell: (559) 759-0505

Jeff Gould
Project Sales Engineer
Member of Team since 2018
Cell: (661) 204-2783

Meet Our Service Management Team

Brad Dinnerville
Service Manager
(Kern County)
Member of Team since 1995

Meet Our Technicians

Our highly trained service technicians are the best and safest in the industry. Available 365 days a year, 24 hours a day, our customers are assured of quality workmanship whether we are performing routine HVAC service, complex system analysis, or a highly technical installation. Our technicians are also experienced at installing and maintaining a wide range of control systems from the simplest time clocks to highly sophisticated automation systems.

Ed Rodriguez
Service Supervisor
(Tulare/Fresno)
Member of Team since 2004

Devin Hertz
Service Supervisor
(North LA)
Member of Team since 2006

Brian Rosenbalm
Service Supervisor
(PacWest)
Member of Team since 2014

Gregg Adams
Service Technician
Member of Team since 2000

Walter Day
Service Technician and Installer
Member of Team since 2006

Brad Gilpin
Service Technician
Member of Team since 2007

David Rosenbalm
Service Technician
Member of Team since 2018

Clay Jones
Service Technician
Member of Team since 2020

Jarod Boyer
Service Technician
Member of Team since 2020

Jacob Rodriguez
Service Technician
Member of Team since 2021

Daniel Estrada
Service Technician
Member of Team since 2021

Adam Swayne
Service Technician and Installer
Member of Team since 2021

Mike Casanova
Service Technician
Member of Team since 2021

Trace Gilson
Service Technician
Member of Team since 2022

Meet Our Support Staff

Rachel Arroyo
Business Systems Assistant
Member of Team since 2007

Geraldine Dinis
Project Coordinator
Member of Team since 1983

Lisa Serpa
Tulare, Fresno & PacWest Dispatcher
Member of Team since 2008

BMI, a commercial HVAC contractor, specializes in heating and air conditioning preventative maintenance, and project solutions throughout central California.

Fresno, Bakersfield, Kings and Tulare Counties
Northern Los Angeles County, Santa Clarita Valley, High Desert
Counties of San Luis Obispo, Santa Barbara, Ventura