K&O Preventive Maintenance

01/15/2026

We regret the inconvenience caused by the Verizon outage, which has impacted our service. If you require assistance, kindly send us a message. We are working diligently to resolve the issue and will transition to an alternative carrier in the near future.

11/12/2025

Go Hawks!!!

Harlingen South Hawks Booster Club would like to give a big shoutout to Duct Busters for their generous donation for our 2025-2026 season 🧡💚🏀
Thank you for partnering with our program!

11/12/2025

Go Hawks!!!

Harlingen South Hawks Booster Club would like to give a big shoutout to K & O Preventive Maintenance for their generous donation for our 2025-2026 season 🧡💚🏀
Thank you for partnering with our program!

08/18/2025

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We’re currently looking to fill two positions for HVAC technicians if you were experienced in the HVAC industry we want to talk to you. Please send resumes to [email protected] for immediate consideration and interviews.

05/18/2025

It’s air conditioning season. Give us a call if you have issues. We’ll get you taken care of.

In light of the recent weather events, we have been busy. We hope that everyone is faring better now. K&O Preventive Maintenance is here to provide HVACR services for your business or home. Please contact us today to schedule your appointment prior to the start of summer and beat the heat.

05/18/2025

In light of the recent weather events, we have been busy. We hope that everyone is faring better now. K&O Preventive Maintenance is here to provide HVACR services for your business or home. Please contact us today to schedule your appointment prior to the start of summer and beat the heat.

04/28/2025

For years, we've delivered exceptional results for our customers, and we're excited to continue this tradition with the installation of a new Carrier Comfort Series system for their office.

10/16/2024

We are looking for a metal duct fabricator please give us a call if you have experience round duct please message us or give us a call this would be a subcontracted W-9 position.

09/19/2024

07/11/2024

K&O Preventive Maintenance completing a big project for this nursing in Brownsville, TX we are you one stop shop for your commercial management facilities management. No project is too big or too small for us give us a call today and get it done right way the first time.