Business Details
Your Trusted General Contractor in San Francisco
At 21st Century Home Improvement, we bring over three decades of expertise to the home improvement industry as a family-owned and operated business. Licensed and insured, we deliver high-quality, durable solutions tailored to homeowners' needs across the Bay Area, including San Francisco, Marin, Alameda, Contra Costa, and San Mateo counties. Our comprehensive services span interior and exterior painting, roofing, window replacement, carpentry, vinyl siding, seismic retrofitting, and full remodeling projects.Specializing in ADU construction, we guide clients through every phasepermits, design, and completionensuring seamless execution. By offering an extensive range of services, we eliminate the need for multiple contractors, saving clients time, cost, and scheduling conflicts. Our commitment to professional service and long-lasting results has earned us the trust of homeowners seeking reliable, skilled partners for their home improvement projects.
Services
Interior Painting
Roofing
Window Replacement
Carpentry
Exterior Painting
Vinyl Siding
Remodeling
Kitchen & Bath Remodel
Seismic Retrofitting
ADU Construction
Highlights and features
- We offer over 30 years of experience in home improvement.
- Our diverse service range eliminates the need for multiple contractors.
- We specialize in ADU construction from permits to completion.
- Family-owned and operated with licensed, insured professionals.
- We serve the entire Bay Area with personalized service.
What people say
Knowledgeable team
Reasonable bid
Trust and integrity
Sympathetic and supportive
Efficient work
Services
Interior Painting
Enhance your homes interior with durable, high-quality paint finishes. Our team ensures meticulous preparation and application for long-lasting results. Trusted by homeowners seeking professional upgrades to living spaces.
Roofing
Upgrade or repair your roof with expert installation from foundation to shingles. We deliver weather-resistant solutions tailored to Bay Area climates. Prioritize safety and longevity for your homes structural integrity.
Window Replacement
Modernize your home with energy-efficient window replacements. Our skilled team ensures precise fitting and sealing to improve comfort and reduce utility costs. A trusted choice for Bay Area homeowners.
Kitchen & Bath Remodel
Transform kitchens and bathrooms with custom designs and timely execution. We combine functionality and aesthetics to elevate your space. Specialized in ADU-compatible updates for maximum property value.
Seismic Retrofitting
Protect your home with code-compliant seismic retrofitting. Our solutions minimize earthquake damage risks while enhancing structural stability. A critical investment for Bay Area homeowners in seismic zones.
Questions
What types of home improvement services do you offer?
We specialize in painting, roofing, window replacement, carpentry, vinyl siding, seismic retrofitting, and full kitchen/bathroom remodeling, including ADU construction.
Do you handle ADU projects from start to finish?
Yes, we guide clients through permitting, design, and construction for ADUs, ensuring compliance and timely completion tailored to local regulations.
Are you licensed and insured for Bay Area projects?
Yes, we are a licensed California general contractor (License #682929) with full insurance to serve homeowners across the Bay Area.
Do you offer free estimates for home improvement projects?
Yes, we provide complimentary consultations and detailed estimates for all services, including remodeling and emergency repairs.
What areas do you serve?
We operate throughout the San Francisco Bay Area, including San Francisco, Marin, Alameda, Contra Costa, and San Mateo counties.
