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Leadership Teams

Executive Leadership Team

Nate Nelson


Scott Sawyer

Chief Financial Officer

Tim Plaster

Executive VP of Building Services

Todd Stanfield

VP of Construction Sales

Mike Smith

VP of Construction

Management Leadership Team

Jimmy Bennett

Service Director

Mike Brockdorff

Director of Quality and Commissioning

Michelle Gibbons

Director of Training

Gary Niver, P.E., LEED AP

Director of Construction Management & Engineering

Brian Ruffner

Director of Sales - Building Services

Randy Sparaco

Director of Operations - Building Services

Alfredo Florez

Branch Director - New Mexico

Kellie Foster

Director of Human Resources and Payroll

Manny Sandoval Jr

Safety/Risk Management Director

John Schoellgen

Field Ops Manager

Ryan Harbert

Manufacturing Manager

Field Leadership Team

Eddie Aguirre

Superintendent – Building Services

Mario Ruiz

Superintendent-Building Services

Greg Thompson

Sheetmetal Superintendent – Construction

Don Endsley

Special Projects Sr. Superintendent-Construction

David Kinsey

Special Projects Superintendent-Construction

Darren Rand

Senior Superintendent of Building Services

Tim Warren

Plumbing Superintendent

Jose Miranda

Sheetmetal Superintendent

Let’s Create a Healthier, More Sustainable Future.

Comfort Systems USA Servicing Arizona Icon

(602) 437-4428 (Service)
(480) 940-8400 (Construction)

Comfort Systems USA Servicing Arizona Icon

(520) 628-8640 (Service)
(520) 629-0820 (Construction)

Comfort Systems USA Servicing New Mexico Icon

(505) 856-9250