Montross Weather ProofingMontross Companies. we've got you covered!
About Us.
Contact Us.

Montross Builds Green!
Montross Companies
Builds Green!





Welcome to Montross Companies!

"Keeping YOU Covered" for Over 15 Years!

Montross Companies, Inc. supports our Veterans.
Watch our Video
for more information!

For expedited leak repairs, please use our online Service Request Form. Or you can print a copy of our Service Request Form, sign and fax or email it to us.

Do you need an estimate? Please us our estimate form for your convenience. Or download a copy, fill it in and fax it back.

Montross Companies, Inc. is a full service roofing, decking and waterproofing company dedicated to providing quality services throughout the Southern California marketplace. We are able to address any of your weatherproofing needs from the foundation, to the walls and roof top for commercial and multi-family housing.

We are capable of handling all of your needs including:

  • 24 Hour Emergency Response
  • Roof Maintenance Programs
  • Roof Replacement
  • Elastomeric Acrylic and Epoxy Decking Systems
  • Custom Sheet Metal
  • Gutters and Downspouts
  • Below Grade Waterproofing Systems

Montross Companies has C-39 Roofing, C-61/D-51 Waterproofing and Weatherproofing, and B General Contracting license classifications to meet and handle all of your needs.

Our website is full of information and we invite you to take a look. If you have any questions, please call us and we would be pleased to assist you!

We value our communities. View some of the community projects we have donated to.

New Year's Resolution!
Montross Companies, Inc.
is committed to providing
Products! More

American Made!

Articles of Interest:

New Article!El Nino 2018 is predicted ... Read the article.

New Article!California Megaflood: Lessons from a Forgotten Catastrophe MORE...

We performed the work on the roof that this article mentions: Cool Combination.

Cool Roof Rating Council - Solar Photovoltaic Systems and Cool Roof - Roofing Reflections Article, ENewsletter Winter 2011

Roofing Contractor Magazine awarded us as one of the TOP 100 ROOFING CONTRACTORS IN THE US!

Between a Rock and a Hard Place - Article in Roofing Contractors Magazine featuring David Montross.

Maintenance Tips

    Regular Roof Maintenance

    Everyday exposure to sun, rain, air conditioning repair people, and other wear and tear slowly ages the roof membrane until the service live ends. A roof needs regular check-ups in the form of regular inspections and prompt repairs.

    What benefit is there in spending money every year to maintain the roof? Studies have shown that a ...


    Montross Companies, Inc., is proud to support our National Athletes in the 2020 Olympic Games See the photo! MORE ON THIS!

    Did you know...

    Montross Companies is an expert in foundation waterproofing, gutter cleaning and deck repairs. We have completed Lead Training Certificates with National Econ as well.

    Montross Speaks!

    Please let us know if you are interested in having us speak at YOUR event!

    Follow us on Twitter!

22391 Gilberto, Unit C
Rancho Santa Margarita, CA 92688
Fax: (949) 855-8935

Toll Free 866-ROOFWRK