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Manhattan Beach Office 

1500 Rosecrans Ave Suite 530
Manhattan Beach, CA 90266

Irvine Office 

1500 Rosecrans Ave Suite 530
Manhattan Beach, CA 90266

License Number: 936695

Insured & Bonded

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Waterproof Deck Coating Specialist






Balcony and Decks Repairs




Rooftop Deck Coating





Pedestrian Walkway Repairs

Staircase Repairs

Welcome to Westcost Waterproofing Systems

The most trusted waterproof deck coating specialists company in Southern California. We deliver full service and knowledge leading structural waterproof deck coating solutions for residential and commercial Construction. Since 2002 we have built up a reputation for supplying a very honest, professional service, and guaranteeing work for over 14 years.

Westcoast Waterproofing Systems provides the skills and services you need to protect and improve your property investment. Water leaks can cause expensive damage. Lessen the investment value of  a property, many inconveniences, and cause bigger damages down the road. We are a licensed contractor who is competitive in price and superior in technical skill and services. 

Our Reputation: Our Commitment

We provide waterproofing deck coating turnkey solutions for Residential and Commercial projects. Our reputation is based on the skill, experience, and commitment of our people. With some of the most experienced on-site project managers and crews in the trade, Westcoast Waterproofing Systems provides the services you deserve for top-quality waterproofing deck coating solutions. We are 100% confident we can meet your expectations. We pride ourselves on being a specialist waterproofing deck coating contractor with a quality focused customer driven attitude.

If you would like to know more about how we can help you, or would like a free estimates please call us today to our toll free number 800-970-3239.

Decorative - Protective - Waterproof

For New or Old Decks/Balconies!

                                                                                                                                               - Great for all climates
                                                                                                                                               - Mildew Resistant

                                                                                                                                              - Color Will not Fade

                                                                                                                                              - Many styles to choose from

                                                                                                                                              - Large Color Selection

                                                                                                                                              - 100% Waterproof Material use

                                                                                                                                              - Exceptional Durability

100% Waterproof Commercial Grade Products

Serving Los Angeles, Orange County, Riverside & San Bernardino 


We have done thousands and thousands square feet of Waterproof Deck Coating applications; for many environments such as Residential, Commercial, Retails, Industrial, Apartments Complex, Home Owner Associations, Office Building, Warehouses, Hotels, and Restaurants. Please call us at 800-970-3239 for a FREE ESTIMATES with one of our many Senior Waterproof Deck Coatings Specialists.

If you would like to know more about how we can help you, or would like a Free Estimates, please call us today to our toll free number 800-970-3239.

Proudly Serving Southern California Since 2002


Los Angeles County (all areas)
Alhambra CAArcadia CAArtesia CAAzusa CABaldwin Park CABell CABell Gardens CABellflower CABeverly Hills CABradbury CABurbank CACalabasas CACarson CACerritos CAClaremont CACommerce CACompton CACovina CACudahy CACulver City CADiamond Bar CADowney CADuarte CAEl Monte CA, El Segundo CAGardena CAGlendale CAGlendora CAHawaiian Gardens CAHawthorne CAHermosa Beach CAHuntington Park CAIndustry CAInglewood CAIrwindale CALa Cañada Flintridge CA , La habra Heights CALa Mirada CALa Puente CALa Verne CALakewood CALawndale CALomita CALong Beach CALos Angeles CALynwod CAMalibu CAManhattan Beach CAMaywood CAMonrovia CAMontebello CAMonterey Park CANorwalk CAPalos Verdes Estates CAParamount CAPasadena CAPico Rivera CAPomona CARancho Palos Verdes CARedondo Beach CARolling Hills CARolling Hills Estates CARosemead CASan Dimas CASan Fernando CASan Gabriel CASan Marino CASanta Fe Springs CASanta Monica CASierra Madre CASignal Hills CASouth El Monte CASouth Gate CA, South Pasadena CATemple City CATorrance CAVernon CA, Walnut CAWest Covina CAWest Hollywood CAWhittier CA, and Surroundings.

                                                    Orange County (all areas)
Aliso Viejo CAAnaheim CABrea CABuena Park CACosta Mesa CACypress CADana Point CAFountain Valley CAFullerton CAGarden Grove CAHuntington Beach CAIrvine CALa Habra CALa Palma CALaguna Beach CALaguna Hills CALaguna Niguel CALaguna Woods CALake Forest CALos Alamitos CAMission Viejo CANewport Beach CAOrange CAPlacentia CARancho Santa Margarita CASan Clemente CASan Juan Capistrano CASanta Ana CASeal Beach CAStanton CA, Tustin CAVilla Park CAWestminster CAYorba Linda CA, and Surroundings.


What types of payment does Westcoast Waterproofing Systems accept?




Westcoast Waterproofing Systems

State Lic # 936695

Toll: 800-970-3239



Manhattan Beach 
1500 Rosecrans Ave. Suite 530
Manhattan Beach, CA 90266


Tel: 310-662-1334
Fax: 888-712-3545

Irvine - Corp Office

17982 Sky Park Cir. Suite N Irvine, CA 92614


Tel: 949-207-6757
Fax: 888-712-3545

Office Hours of Operation: 

Monday - Friday
7:00 a.m - 5:30 p.m.
7:00 a.m- 12:30 p.m.
Sunday: CLOSED



CALL US TODAY 800-970-3239

Construction Financing Available

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