Tenant Improvement & Turn-key, Build-Out Experts 

Los angeles & Ventura County | Est. 1992

Our design-build turn-key solutions are tailored to the unique needs of each client, delivering measurable savings in both time and cost. By taking a comprehensive approach, we handle more of the process so our clients can focus on their business while we manage everything else. 

As a full-service commercial construction company and design-builder, we partner closely with architectural teams and clients to accurately establish project costs and ensure seamless execution. Since 1992, we have proudly served Ventura County as Professional General Contractors for Professionals, bringing decades of expertise, precision, and reliability to every project.

Who We Serve

Tenants & Business Owners - from first-time entrepreneurs to seasoned operators

Architects & Interior Designers - seamless, collaborative project delivery

Property Management Firms - reliable upgrades that keep occupants happy

Commercial Real Estate Brokers & Leasing Agents - build-outs that close deals faster

Building Owners & Landlords - capital improvements that protect and grow asset value

Why Clients Choose RSC

Affordability — value-engineered solutions that respect your budget

High Quality — self-performing crews and rigorous QA/QC standards

Timeliness — tight scheduling and proactive coordination

Transparency — clear, upfront pricing and real-time project updates

Sustainability — materials and methods that lower your building’s  footprint

Reliability — 30+ years of on-time, on-budget performance

Design-Build Efficiency — single-contract responsibility from concept to close-out

Turn-Key Delivery — one trusted partner, zero hand-offs, faster occupancy