Decks & Waterproofing in Los Angeles
Deck design, construction, repair and waterproofing for Los Angeles homes and buildings, from the Crank crew that has done this work since 1945. Free estimates.
Decks built for Los Angeles weather
Crank Waterproofing is a decking company Los Angeles homeowners trust. Our decking contractors design, build, repair and waterproof decks that look good, perform, and last for years, whether you need a simple refresh or a full installation, repair and maintenance plan.
Los Angeles means year-round outdoor living, so your deck, patio or porch has to handle constant sun, moisture and heavy use. Every project is tailored to your property’s style, its structure and how long you want it to last.
We don’t build on bad bones.If the wood underneath is wet or rotted, it gets fixed first.
Decking services for your Los Angeles property
Complete decking services to upgrade, protect and improve residential and commercial outdoor spaces.
Deck installation and construction
From the outdoor layout and deck design to full construction, built strong and good-looking.
Deck repair
From structural damage to worn-out surfaces, we restore the safety, stability and look of your deck.
Custom deck waterproofing
Long-lasting waterproofing that protects against leaks, dry rot and weather damage.
Patios, porches, stairs and walkways
The same care for every exterior surface, not just the deck.
Roofing, waterproofing and flooring
Beyond decks: roofing, waterproofing and exterior flooring for the whole property.
Why Los Angeles trusts Crank
Proven experience
Doing this work since 1945, from the same Costa Mesa building.
Quality materials
Proven systems built for Southern California sun and rain.
Clear communication
You know what we found, what it needs and what it costs before we start.
Licensed, insured, guaranteed
CA License #1038420, fully insured, and we stand behind the work.
How a job works
We look first
We inspect the roof, deck or balcony, and open it up where we need to see what’s underneath.
We show you
You get photos of what we found and a plain explanation of what’s wrong and why.
Free written estimate
What the job needs, what it costs, and what’s optional. You decide from there.
Done by the book
One manufacturer’s system from start to finish, and we stand behind the work.
Want the details? See our deck process, step by step, or meet the crew.
Decking questions in Los Angeles
How do I know if my deck needs repair or replacement?
Common signs are loose boards, soft spots, visible rot, peeling coatings or a deck that feels unstable. We look at it and tell you which one it is.
Do you build custom-designed decks?
Yes. We offer full deck design and construction, tailored to your home’s architecture and outdoor layout.
Is deck waterproofing really necessary in Los Angeles?
Yes. UV exposure, moisture and seasonal rain cause long-term deck damage without proper waterproofing.
How long does a new deck installation take?
It depends on the size and design. You get a timeline with your estimate, and we keep the work moving without cutting corners.
Do you work on patios and porches too?
Yes. Decks, patios, porches, stairways, walkways and other exterior surfaces.
FREE ESTIMATE
Do you have dry rot, a leaky roof, or another problem we can help with? Fill in the form here, and we’ll get in touch with you to schedule a free visit from one of our experts to assess your need