
ADU Construction in Los Gatos, CA
5 specialized services available
GS Design and Build specializes in permitted ADU construction for Campbell homeowners. We handle design, permitting, and full construction of accessory dwelling units. Maximize your property value with a legal, code-compliant ADU.
ADU Construction
Serving Los Gatos, CA and the Florida Panhandle
ADU Construction Services in Los Gatos, CA
GS Design and Build specializes in permitted ADU construction for Campbell homeowners. We handle design, permitting, and full construction of accessory dwelling units. Maximize your property value with a legal, code-compliant ADU.
ADU Design & Planning
GS Design and Build provides ADU design and planning services for homeowners in San Jose and Menlo Park.
- Site-specific design that accounts for your lot's setbacks, zoning district, and utility connections
- Reduced risk of plan rejection by aligning drawings to San Jose and Menlo Park local standards from the start
- Design options across ADU types including detached units, garage conversions, and junior ADUs
ADU Permitting
GS Design and Build handles ADU permitting for homeowners in San Jose and Menlo Park.
- Accurate, complete plan packages that reduce the risk of city rejection or resubmittal cycles
- Zoning and setback review done before design work begins, catching issues early
- Coordination with San Jose and Menlo Park reviewers so you do not have to manage city correspondence
ADU Construction & Build
GS Design and Build handles full ADU construction for San Jose and Menlo Park homeowners ready to add living space.
- Adds a fully code-compliant living unit to your existing San Jose or Menlo Park lot
- Increases property market value by expanding usable square footage
- Creates a dedicated space for family members without requiring a separate property purchase
Garage Conversions
GS Design and Build delivers garage conversions in San Jose and Menlo Park, turning existing garages into fully permitted ADU living spaces.
- Adds a fully permitted, rentable living unit to your existing property footprint
- No replacement parking required under California ADU law when converting a garage
- Increases assessed property value by adding legal habitable square footage
Junior ADUs (JADUs)
GS Design and Build constructs Junior ADUs in San Jose and Menlo Park, converting existing home space into a fully code-compliant living unit.
- Adds a rentable living unit without expanding your home's existing footprint
- Works within your current structure, reducing site disruption and exterior alteration
- Qualifies for no additional parking requirement under California state law
What sets us apart for ADU Construction
15+ Years Residential Construction Experience
Family-Owned and Operated
ADU Specialists
Full Remodel Services
Multi-City Service Coverage
Real Work. Real Results.
Every photo is from an actual project we completed — no stock images, no renderings.
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Common Questions About ADU Construction in Los Gatos, CA
Straight answers to the questions homeowners ask before hiring a local roofing company.
Most ADU projects take 4-6 months from permit approval to completion, depending on size and complexity.
Yes. We manage all Campbell city permits, inspections, and code compliance throughout the project.
Costs vary by size and finishes, typically $150K-$300K. We provide detailed estimates after site evaluation.
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Phone
(415) 933-2547Hours
- Monday 8:00 AM - 7:00 PM
- Tuesday 8:00 AM - 7:00 PM
- Wednesday 8:00 AM - 7:00 PM
- Thursday 8:00 AM - 7:00 PM
- Friday 8:00 AM - 7:00 PM
- Saturday Closed
- Sunday Closed


