Rennert's Fire Equipment Service, Inc.

Rennert's Fire Equipment Service, Inc. Fire and EMS Apparatus Maintenance and Repair Facility. Rennert's specializes in all Fire Apparatus Repair, Refurbishment, Maintenance, and NFPA Testing.

Rennert's Fire Equipment Service Inc. is Wisconsin's premier Fire and EMS apparatus maintenance, testing, repair, and refurbishment facility. Rennert's Fire Equipment Service can perform this work on any Make/Model. In business for over 50 years, Rennert's has the knowledge and certifications to get you back in service. Located in Markesan, WI. Rennert's employ's 10 full time and 1 part time emplo

yees. Rennert's can provide on-site service, as well as in shop service. On-site service can be scheduled in Wisconsin and surrounding states. EVT Certified Technician's
OEM Certified
Hale, Waterous, Darley Certified and many other's. Service
Pump Testing
Aerial Testing
Dot Inspection
Refurbishment
Lighting
Crash work
Skid Unit's
Fabrication
Part's sales
Pump sales

Service is in our name! Owner Manuel Ortiz

On-site Brownsville Fire Company for NFPA Inspections, Maintenance, and Pump Testing.
06/23/2026

On-site Brownsville Fire Company for NFPA Inspections, Maintenance, and Pump Testing.

What a Beautiful Friday morning on-site Town of Calumet Fire Department for NFPA Pump Testing.
06/19/2026

What a Beautiful Friday morning on-site Town of Calumet Fire Department for NFPA Pump Testing.

On-site Haven fire departmentNFPA Pump Testing and Pump Maintenance for Haven and ADA Fire Departments.
06/18/2026

On-site Haven fire department

NFPA Pump Testing and Pump Maintenance for Haven and ADA Fire Departments.

Beautiful start to Thursday!
06/18/2026

Beautiful start to Thursday!

On-site Oakfield Volunteer Fire Department & EMS performing Maintenance and NFPA Pump Testing.
06/17/2026

On-site Oakfield Volunteer Fire Department & EMS performing Maintenance and NFPA Pump Testing.

Beautiful Tuesday fixing Firetrucks!Montello Fire Department -Repair and Maintenance Kewaskum Fire Department -Waterous ...
06/16/2026

Beautiful Tuesday fixing Firetrucks!

Montello Fire Department
-Repair and Maintenance

Kewaskum Fire Department
-Waterous Pump Repack, Valve Rebuild, and Testing.

Deforest Fire Department
-Multiple Repairs

On-site Waupun Fire Department for Pump Testing and Maintenance.
06/16/2026

On-site Waupun Fire Department for Pump Testing and Maintenance.

On-site Hartford Fire & Rescue Wisconsin for Preventative Maintenance and Pump Testing.
06/15/2026

On-site Hartford Fire & Rescue Wisconsin for Preventative Maintenance and Pump Testing.

The boys are getting things shined up for the Markesan June Dairy Days parade. 7pm start time.
06/13/2026

The boys are getting things shined up for the Markesan June Dairy Days parade. 7pm start time.

Rennert's Fire Equipment Service, Inc. is looking to grow our team. We are now accepting applications for the following ...
06/09/2026

Rennert's Fire Equipment Service, Inc. is looking to grow our team. We are now accepting applications for the following position:
Heavy duty truck technician to work in the exciting industry of Emergency Vehicle/Equipment repair. The right candidate would have experience in heavy duty truck repair/maintenance and electrical diagnostics. Willing to train the right candidate. We offer a competitive wage and benefit package to the qualified applicant.
*This is a very rewarding position, much more than a mechanic position. Get to work with some of the finest individuals maintaining, repairing, refurbishing, and training on any and all Fire and EMS Apparatus.
You can apply in person or send an application using this link:

Address

615 E John Street
Markesan, WI
53946

Opening Hours

Monday 7am - 4pm
Tuesday 7am - 5pm
Wednesday 7am - 4pm
Thursday 7am - 4pm
Friday 7am - 4pm

Telephone

+19203981033

Website

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