Thomason Tractor Co. of California


With over 150 years of knowledgeable tech service working on John Deere/Ag short line equipment and our 24/7 year round after hours service, your equipment will be up and running with very minimal downtime. From the shop to the field, we will are 100% committed to fulfilling all your equipment needs. Call us today!

Francisco Nunez           Service Manager Office: 559-659-2039          Cell:    559-694-1054

Ramon Canchola      Shop Technician 

Eric Retana-Sierra      Shop Technician 

Armando Ruiz     Field Technician     

Adrian Amezcua       Field Technician 

Jimmy Phelen III  Shop Technician     

Delfino Macias                  Shop Foreman dmacias@thomasontractor.comOffice: 559-659-2039          Cell:    559-694-1050

Dustin Lowry      Shop Technician 

Christopher Zuspan    Field Technician     

James Bridgeford Shop Technician     

Humberto Soto  Shop Technician     

          Office: 559-659-2039  After Hours: 559-694-1046

Shop Technicians

Heriberto Aguilar     Shop Technician 

Ernesto Gutierrez    Field Technician 

Angelica Fuentes           Service Administrator  afuentes@thomasontractor.comOffice: 559-659-2039

Miguel Parra      Shop Technician 

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Jim Phelen         Field Technician 

Brandon Spindler      Field Technician     

Jesse Fonscea                Service Warranty Administrator Office: 559-659-2039

Service Department -Firebaugh, CA

Miguel Heredia  Shop Technician     

Omar Hernandez       Field Technician 

Field Technicians