41 years of Excellence

We provide premier level commercial maintenance and construction in San Diego and Los Angeles

Alex working on Douglas PH AC unit - Picture#2

HVAC Services in Los Angeles

McKowski’s is very happy to announce we are now providing our professional HVAC services in Los Angeles.

We look forward to being of service!

Now Hiring!

Start a career with an amazing team!

Request a Quote

The Best Commercial Maintenance Option in San Diego

Professional Staff

Our maintenance team is geared to assist production and manufacturing facilities

Quality Work

We pride ourselves in our work defined by unparalleled customer service and employee satisfaction

Saves You Money

All of our employees are in-house, which allow us to pass the savings to our clients

About Us

Serving San Diego with excellence since 1979

McKowski’s Maintenance Systems has been providing quality professional maintenance services since 1979. Our success is based on the fact that we value our relationships and continually strive to improve and enhance the services we deliver.

McKowski’s Maintenance Systems is an award-winning company defined by unparalleled customer service and employee satisfaction. McKowski’s Maintenance Systems offers a vast array of building maintenance including but not limited to handy-man repairs, construction, professional cleaning service, property maintenance, tenant improvements, construction clean up, day porters, pressure washing, business cleaning contracts, office cleaning, janitorial services, and floor and carpet cleaning & maintenance. All of our employees are in-house which allows us to pass the savings on to our clients.

What Our Clients Say

We value our relationships with our clients.
Here are a few of the companies we are proud to serve:

Meet the Team

Jim McElwee

President & CEO

Paulina Zamora


Joseph Rundle

Director of Operations San Diego

Richard Zamora

Landscape & Building Maintenance Manager

Salvador Mendoza

Director of Operations Los Angeles

Rafael E Lozano


Rene Reyes

Account Supervisor

Marisol Vazquez

Janitorial Account Manager

Debra Little

Sr. Service & Collections

Gloria Anguiano

Admin & Billing Department

Liliana Diaz

Janitorial Account Supervisor

Daniela Lozano

Customer Service

Contact Us

Get in touch. We'll be more than happy to help with your project.


San Diego | 10979 San Diego Mission Rd.
San Diego, CA 92108

Los Angeles | 1603 W. Valley Blvd. #3553
Alhambra, CA 91803

Mckowski's vehicles

Now Hiring

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