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Southern California · Est. 2024

Construction shouldn’t be a nightmare

Every Southern California homeowner knows the frustration — unlicensed contractors, missed timelines, surprise costs, zero communication. NexaBuilder was built to change that. We verify every contractor, set expectations upfront, and give both homeowners and contractors the tools to make every project a success.

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243k+
Active CSLB-licensed contractors in our database
96%
Active license rate across all contractors
88
Los Angeles County cities covered
34
Orange County cities covered
Our Mission

Making home improvement work for everyone

NexaBuilder was built for Southern California homeowners — especially the Hispanic community that represents the backbone of this region’s home improvement market. We provide bilingual service in English and Spanish, with AI specialists Alex and Alejandra available to guide every homeowner through the process.

We source premium natural stone, tile, and custom materials imported from Mexico for qualifying projects — bringing the craftsmanship of Mexico directly to Southern California homes.

Every contractor is verified against the live CSLB database before you see them. License lapses are caught immediately.

Team photo — coming soon

What We Stand For

The NexaBuilder difference

Six principles that guide everything we build.

License verification first
Every contractor verified against the live CSLB database. No exceptions. We check in real time — not from a cached list.
Bilingual by design
English and Spanish service from day one. AI specialists Alex and Alejandra, bilingual licensed agents, and Spanish-language content throughout.
Transparency upfront
AI cost estimates powered by real Bureau of Labor Statistics data — before you talk to a contractor. No surprise costs.
Both sides win
We give homeowners clarity and contractors tools. The member portal tracks every project stage. Communication is built into the workflow.
Roots in the community
Built by and for the Southern California Hispanic community. Custom materials from Mexico, bilingual call center, and deep local roots.
Data you can trust
243,000+ contractors from the official CSLB database, refreshed monthly. Real data powers real matches.
Our Brand

Meet Piscina Man

Our mascot family draws from the Lucha Libre tradition deep in Mexican culture — masked superhero characters that represent strength, craftsmanship, and community. Piscina Man leads the team for pool installation, with El Techador, El Electricista, El Plomero, La Jardinera, and El Contratista each representing their vertical.

These characters speak to our core market — Southern California’s Hispanic homeowner community — while crossing over to the general US market through their universal superhero appeal.

Start Your Project
The NexaBuilder crew Six Lucha Libre superhero mascots — Piscina Man, El Techador, La Jardinera, El Electricista, El Plomero, and El Contratista — built by an experienced team combining 20+ years in tech and licensed contracting to solve the real problems in the construction industry. Piscina Man Pool & Spa El Techador Roofing La Jardinera Landscaping El Electricista Electrical El Plomero Plumbing El Contratista General AI Alex & Alejandra AI Bilingual Built to fix a broken industry Two decades building direct-to-consumer platforms — fintech, adtech, edtech — combined with a licensed contractor's firsthand experience of what breaks on every job: unlicensed crews, missed deadlines, surprise costs, zero accountability. The homeowner loses money. The contractor loses reputation. Everyone loses. NexaBuilder pairs machine learning, live CSLB data, and AI guided by Claude to make every project better for both sides. The AI difference Alex and Alejandra — AI specialists powered by Claude — guide every homeowner through a free bilingual assessment. Real cost estimates from BLS regional data. Contractor matches verified live against the CSLB database. Every conversation in the homeowner's language — English or Español — because Southern California deserves a platform that truly understands and serves its community. The NexaBuilder Crew 20+ years tech · Licensed contractor · CSLB #1127866
Service Area

Serving Southern California

243,000+ CSLB-licensed contractors across two counties, expanding throughout California.

Orange County
20,127
Active licensed contractors
All 34 incorporated cities. Pool installation is the #1 home improvement in OC. Strongest density of C-53 licensed pool contractors in California.
View OC →
Los Angeles County
49,575
Active licensed contractors
All 88 incorporated cities. Home to the largest Hispanic population in the US. Every major trade classification represented.
View LA →
Inland Empire & Beyond
73,000+
Statewide database coverage
Riverside and San Bernardino counties. Coverage expanding throughout California. CSLB database covers all 58 California counties.
Get Matched →

Ready to start your project?

243,000+ CSLB-verified contractors · Free AI assessment · Bilingual English & Español

▶ Start in English ▶ Comenzar en Español 📞 (213) 878-4536