Ridgeline Western Construction
Framing • Additions • New Construction • Remodeling • Residential • Commercial
General Contractor in Topanga, CA
Ridgeline Western Construction is a licensed Class B general building contractor serving Topanga and all of Los Angeles County. House Framing, Home Additions, New Home Construction, Home Remodeling, and more — framing self-performed by the owner, every licensed trade managed under one contract. Call (909) 676-2814 for an estimate.
Some of our Services
Ridgeline Western Construction is committed to client satisfaction.

House Framing
Framing holds your Topanga building together, shaping every wall and roof while supporting real-world loads. Ridgeline Western Construction does the framing ourselves, installing headers, beams, and shear panels using engineered and dimensional lumber. The frame is built for city inspection and next-phase work, managed under direct oversight by a framing specialist on site. You see defined structure before the finishes hide the bones, so there are no mysteries behind the drywall.

Home Additions
A home addition in Topanga is more than extra square footage—it is a structural project managed from planning through final sign-off. Ridgeline Western Construction oversees every step, including structural design, permits, framing, inspections, and finishes. The full addition, from framing to final walkthrough, runs under one contract and is managed as a unified project, not a set of piecemeal trades. We self-perform the critical framing and schedule every licensed subcontractor, so you get a code-compliant addition with clear permit history.

New Home Construction
New home construction with Ridgeline Western Construction runs from lot readiness to move-in, all tracked under one accountable contract. In Topanga, you work with the contractor directly—not a middleman—for site review, framing, licensed trades, and project sequencing, all managed transparently. Decision points on materials and cost are laid out before any work begins.

Home Remodeling
Remodeling a home in Topanga is more than a surface update—it’s about making structure, layout, and systems work as a whole. Ridgeline Western Construction manages the entire process, from verifying structural needs to scheduling every licensed trade and ensuring permit, inspection, and finish are all handled under one project plan. The site is managed step by step, not just covered with new materials.

Roof Replacement
A worn-out or leaking roof in Topanga requires more than surface repairs. Ridgeline Western Construction oversees your roof replacement by first inspecting the deck, then managing every trade—from removal to new installation—under one contract. We coordinate licensed roofing partners, secure permits, and ensure the new roof meets code. Debris and old roofing are removed on every project.

Commercial Remodeling
Commercial remodeling in Topanga takes your business or tenant space from old layouts to spaces that suit current uses and codes. Ridgeline Western Construction oversees planning, demolition, framing, utility upgrades, and all finish trades under a single contract. We bring every phase from in-person scoping to permit closure, so the project is organized and ready for occupancy in Los Angeles.
Select Services by the Area of Your Home in Topanga
Some Property Types We Work On in Topanga

who we are
General contracting in Topanga works differently when the owner swings the hammer. Steven Moreno founded Ridgeline Western Construction to keep the structural work — framing and carpentry — in his own hands, with licensed subcontractors for every specialty trade scheduled and managed under a single contract. Projects in Topanga open with the engineering and permitting sequence laid out and close with documented inspections and a final permit record. No layers between you and the person responsible: field decisions happen on the project, face to face. Across Los Angeles, that's what accountable completion looks like — every trade managed, every phase closed out.

ABOUT US
Ridgeline Western Construction
.png)


get StARTED
Fill In your information below
Frequently Asked Questions
Yes. Ridgeline Western Construction is a licensed California Class B general building contractor, fully insured, serving Topanga and all of Los Angeles. License details are available on request and listed in our site footer.
Ridgeline Western Construction serves Topanga and communities throughout San Bernardino, Riverside, Los Angeles, and Orange counties. If you don't see your city listed, reach out and we'll confirm coverage.
Framing, home additions, ADU construction, new home construction, whole-home remodeling, structural work, fire damage rebuilds, and commercial construction in Topanga. Owner Steven Moreno self-performs the framing and carpentry and manages every licensed trade under one contract.
Yes. Every project in Topanga starts with engineering and permitting mapped out, and closes with inspections and a completed permit record from the building department. You get documentation for every phase.
Framing and carpentry are self-performed. Electrical, plumbing, HVAC, and roofing are handled by licensed subcontractors that we schedule and manage under the same contract — one point of responsibility for your Topanga project.

What Our Clients Say about us..
"I connected with Steven Moreno at Ridgeline Western Construction about a year ago when I was scoping out a project. Steven’s knowledge blew me away from framing, additions, new construction, materials, etc. He broke everything down like it was nothing & in a way that I actually could understand. The company is based out of Fontana and covers a huge range from San Bernardino and Riverside all the way through Los Angeles and Orange County. So if you’re in that area and need a general contractor that you can rely on then I would highly recommend Ridgeline Western Construction to get the job done right."
- Thomas Shields
.png)
.png)

get in touch
Fill In your information below

Service Areas
We provide listings of areas we serve if you don't see your city then contact us to confirm.













