Residential
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Residential Construction & Renovation Services
At Riva and Cal Construction LLC, we specialize in custom home builds, renovations, roofing, and ADU (Accessory Dwelling Unit) additions throughout Marin and Sonoma counties. With our California A and B contractor licenses, we have the expertise to handle both large-scale structural work and intricate home improvements while ensuring all projects meet current building codes and permit requirements.

Our Residential Services
Custom Home Builds
Building a custom home is one of the most significant investments you’ll make. Our team works closely with homeowners, architects, and engineers to bring your vision to life, ensuring:
Full project management from design to completion
High-quality materials and expert craftsmanship
Energy-efficient and sustainable building options
Compliance with all state and local building codes
Home Renovations & Remodeling
Whether you want to modernize an outdated home or expand your living space, we offer comprehensive renovation services, including:
Kitchen & Bathroom Remodeling: Custom cabinetry, countertops, plumbing, and electrical upgrades
Interior & Exterior Renovations: Flooring, drywall, painting, and siding replacements
Structural Modifications: Load-bearing wall removals, foundation reinforcements, and open-concept layouts
Roof Replacement & Repairs
A durable roof is essential for protecting your home. We provide full roofing services, including:
Roof Repairs: Leak detection, shingle replacements, and weatherproofing
Full Roof Replacements: Asphalt shingles, tile, metal, and flat roofing systems
Inspections & Maintenance: Preventative care to extend the life of your roof
ADU Additions & Garage Conversions
Adding an Accessory Dwelling Unit (ADU) is a great way to increase living space and property value. We handle:
Detached & Attached ADUs: Small backyard homes, in-law units, or guesthouses
Garage Conversions: Transforming existing garages into livable spaces
Blueprint & Permit Approvals: Ensuring compliance with California ADU regulations
Get a quote today and plan your remodel. We work with quality materials to bring your vision to life by creating the home you've always wanted.
Ensure Its Done Right
Permit Assessments & Code Compliance
Navigating Santa Rosa’s building permits and codes can be complex. With our California A and B licenses, we ensure all construction projects are fully compliant with:
Zoning & Permit Requirements: We handle city applications and approvals
Structural & Safety Codes: Bringing older homes up to today’s standards
Energy-Efficient & Green Building Regulations: Meeting Title 24 energy codes for California

Why Choose Riva and Cal Construction LLC?
Over 20 Years of Experience in high-quality residential construction
Licensed & Insured (A & B License) for structural and general contracting work
Detail-Oriented Craftsmanship using premium materials
On-Time & On-Budget Project Management
Full Transparency in permitting, budgeting, and scheduling
Start Your Project Today
Whether you’re planning a custom home, renovation, roof replacement, or ADU addition, trust Riva and Cal Construction LLC to deliver outstanding results. Contact us today for a consultation and bring your project to life with expert guidance and precision craftsmanship.