General Contractor & Home Remodeling in San Francisco
ADUs • Home Additions • Full Home Remodels
SharrCo Builders specializes in major residential construction throughout San Francisco, including custom ADUs, structural home additions and complete home renovations. From early feasibility and design coordination through permitting, construction and final inspection, our team manages complex projects with clear communication and one point of accountability.
Major Residential Construction in San Francisco
Building or remodeling in San Francisco requires more than good construction. Existing building conditions, narrow lots, structural constraints, zoning, Planning review, permitting requirements and the age and character of the property can all influence how a project should be designed and built.
SharrCo Builders helps homeowners manage these complexities from early planning through construction. Our focus is on significant residential projects where professional coordination, communication and construction management matter—including ADUs, home additions and complete home renovations.
Residential Construction Services in San Francisco
From creating additional living space to completely reworking an existing home, SharrCo manages complex residential construction from planning through completion.
ADU Design & Construction
Create independent living space through a detached ADU, attached ADU or conversion project. We help coordinate feasibility, design, engineering, permitting and construction around the existing property.
Explore ADU ConstructionCustom Home Additions
Expand your San Francisco home with additional bedrooms, a primary suite, larger living spaces or a significant structural expansion designed to integrate with the existing residence.
Explore Home AdditionsFull Home Remodeling
Transform outdated layouts and building systems through a comprehensive renovation involving structural work, kitchens, bathrooms, finishes and coordinated improvements throughout the home.
Explore Full Home RemodelingBefore You Remodel or Expand a San Francisco Home
In San Francisco, understanding the property can be just as important as designing the project.
Zoning & Property Restrictions
Zoning, lot configuration and applicable development standards can influence the size, location and design of an addition or major exterior alteration.
Historic Resource Considerations
Older properties and identified historic resources may require additional Planning review when significant exterior alterations, additions or demolition are proposed.
Existing Building Conditions
Older foundations, framing, electrical systems, plumbing and previous construction can significantly affect the scope and complexity of a renovation.
Structural Feasibility
Removing load-bearing walls, adding stories, changing major layouts or expanding a building may require structural engineering and upgrades to portions of the existing structure.
Utilities & Building Systems
Major remodeling can affect electrical service, plumbing, HVAC, fire protection and other building systems that need to be coordinated with the new design.
Permit Path
The required approvals depend on the property and project scope. Identifying the likely permit path early can help reduce redesign and unexpected delays later.
Thinking About Building an ADU in San Francisco? Start With Feasibility.
San Francisco properties can offer several paths for creating additional living space, but the best ADU solution depends on the existing building, lot, utilities, access and applicable state and local requirements. Early feasibility helps determine which approach makes sense before significant design work begins.
Detached ADUs
A detached backyard ADU can create independent living space while preserving separation from the primary residence. Lot dimensions, existing structures, access, utilities and applicable development requirements should be evaluated early.
Attached ADUs
An attached ADU may expand the existing building or use available space connected to the primary residence. Feasibility depends on the existing structure, property configuration and applicable requirements.
Garage, Basement & Existing-Space Conversions
Garages, storage areas and lower levels may offer opportunities for conversion. Ceiling height, exits, natural light and ventilation, fire separation, structural conditions and utilities can influence feasibility.
Junior ADUs (JADUs)
For qualifying properties, a Junior ADU can provide a smaller living area within the existing home. JADUs follow requirements that differ from conventional detached or attached ADUs.
Home Additions in San Francisco
When moving is not the right solution, a thoughtfully planned addition can create the space your home is missing while preserving what already works. San Francisco additions often require careful coordination between the existing structure, architectural design, engineering and City review.
Primary Suite Additions
Add bedrooms, bathrooms and private living space designed around the existing home.
Expanded Kitchens & Living Areas
Create larger gathering spaces and improve circulation between kitchens, dining rooms and living areas.
Second-Story & Vertical Additions
Expand upward where appropriate, with structural engineering and design coordinated around the existing building.
Multi-Room & Structural Expansions
Reconfigure and expand multiple portions of the home as part of a larger residential transformation.
What We Coordinate
- Architectural coordination
- Structural engineering coordination
- Permit coordination
- Site preparation
- Foundation and framing
- Roofing and exterior integration
- Electrical, plumbing and HVAC coordination
- Interior finishes
- Inspections and project closeout
Full Home Remodeling in San Francisco
A full-home renovation is an opportunity to rethink how an existing property functions as a whole. SharrCo manages major remodeling projects involving layout changes, structural work, kitchens, bathrooms, building systems and finish selections through one coordinated construction process.
Layout Reconfiguration
Improve flow and make better use of existing square footage.
Structural Changes
Coordinate wall removal, openings and other structural modifications with the appropriate engineering.
Kitchen & Bathroom Remodeling
Integrate the home's most important spaces into the overall renovation rather than treating them as isolated projects.
Electrical, Plumbing & HVAC
Coordinate building-system upgrades when required by the renovation scope.
Flooring, Millwork & Finishes
Create a cohesive material and finish package throughout the home.
Windows, Doors & Interior Details
Coordinate final architectural elements so the finished home feels intentional and complete.
Kitchen & Bathroom Remodeling in San Francisco
Kitchen and bathroom renovations are often central to a larger home transformation. SharrCo coordinates layout, construction, building systems and finish selections to create spaces that work with the rest of the home.
Kitchen Remodeling
Custom cabinetry, countertops, layout changes, structural modifications, lighting, plumbing, electrical work, flooring and finish installation coordinated as one project.
Explore Kitchen RemodelingBathroom Remodeling
Complete bathroom renovations including layout changes, waterproofing, custom tile, vanities, plumbing fixtures, lighting and finish installation.
Explore Bathroom RemodelingNavigating San Francisco Planning & Building Permits
The approval process for residential construction in San Francisco depends on the property and project scope. Interior remodeling, structural alterations, additions, ADUs and exterior changes can follow different review paths and may involve multiple City departments.
Planning Review
Projects involving additions, exterior alterations, changes of use or other qualifying work may require review through the San Francisco Planning Department.
Building Permits
Construction involving structural, electrical, plumbing, mechanical or other regulated work generally requires the appropriate building permits and inspections.
Historic & Older Properties
Certain older buildings and identified historic resources can require additional review when significant alterations are proposed.
Neighborhood Notification
Certain qualifying projects can be subject to neighborhood-notification or other Planning procedures depending on the scope and applicable rules.
Design & Engineering Documentation
Major residential projects may require architectural drawings, structural engineering and other documentation before permits can be approved.
San Francisco permitting requirements and procedures can change and vary by project. Current requirements should always be verified for the specific property and proposed scope.
San Francisco Permitting: What Homeowners Should Know in 2026
San Francisco continues to update portions of its permitting procedures and requirements. The correct approval path depends on the project scope, property and applicable regulations, which is why current City requirements should be verified during project planning rather than relying on outdated assumptions.
View Current San Francisco Permit InformationFrom Property Evaluation to Final Inspection
A structured process for complex residential construction.
Initial Consultation
Discuss the property, project goals, desired scope, priorities and preliminary budget.
Feasibility & Planning
Review existing conditions, potential project constraints and the likely path forward.
Design & Engineering Coordination
Coordinate architectural, structural and other required project documentation with the appropriate professionals.
Permitting
Coordinate permit documentation, submissions and project-team responses during City review.
Construction
Manage scheduling, trades, inspections, site conditions and communication throughout construction.
Completion
Coordinate final inspections, punch-list items and project closeout.
Why San Francisco Homeowners Choose SharrCo Builders
One Point of Accountability
Design coordination, permitting support, construction scheduling and trade coordination managed through one team.
Clear Communication
Consistent communication so homeowners understand progress, upcoming decisions and what happens next.
Major Residential Project Focus
Our core work includes ADUs, home additions and significant residential renovations involving multiple trades and complex scopes.
Planning Before Construction
Existing conditions, design coordination, engineering needs and permitting considerations are addressed before major construction begins.
Finish Selection Support
Our interior design team provides expert guidance on cabinetry, countertops, tile, flooring, plumbing fixtures and other finishes with 2D/3D renderings to help you visualize your selections.
Licensed & Insured
California General Contractor — CSLB #1154507.
Construction + Design Coordination Under One Team
One of the most difficult parts of a major renovation is coordinating hundreds of finish decisions with the construction schedule. SharrCo Builders' interior design team works directly with you and the construction team throughout the process. With complimentary design consultations, 2D drawings, and 3D renderings, we help you make informed decisions about finishes before construction begins, ensuring a seamless transition from design to build.
Cabinetry
Countertops
Tile
Flooring
Plumbing Fixtures
Design & Finish Support
Residential Construction Across San Francisco
San Francisco's residential architecture and site conditions vary dramatically by neighborhood. Historic homes, narrow lots, hillside properties, multi-unit buildings and different architectural styles can each create unique design and construction considerations.
Noe Valley & Glen Park
Home additions • structural remodeling • basement / garage excavation • ADUs
Bernal Heights
Hillside properties • additions • basement / garage excavation • ADUs • full-home remodeling
Marina & Cow Hollow
Major interior renovations • kitchens • bathrooms • full-home remodeling
Pacific Heights & Presidio Heights
High-end residential renovations • older-home and historic-resource considerations
Sunset & Richmond Districts
Home additions • lower-level improvements • ADUs • major remodeling
Potrero Hill & Diamond Heights
Hillside properties • structural additions • basement / garage excavation • major residential renovations
Also serving homeowners throughout Cole Valley, Haight-Ashbury, Russian Hill, Twin Peaks, West Portal, Forest Hill, the Mission District and surrounding San Francisco neighborhoods.
What Does a Major Remodel Cost in San Francisco?
The cost of a major residential project in San Francisco can vary substantially based on existing conditions, structural work, project size, site access, engineering requirements, finish selections, building-system upgrades and permitting complexity.
Rather than relying on generic square-foot pricing, SharrCo evaluates the actual property and proposed scope before developing a detailed construction proposal. This allows the budget to reflect the work the project actually requires.
Planning a Significant Residential Project?
Speak with our team about your property, scope, priorities and preliminary budget before making major design or construction decisions.
Discuss My Project & BudgetSan Francisco Remodeling & Construction FAQs
Answers to common questions homeowners ask before starting a major residential project in San Francisco.
How much does a full-home remodel cost in San Francisco?
Costs vary substantially based on the size and condition of the home, structural work, building-system upgrades, finish selections, access and permitting requirements. A property-specific scope is needed before developing a meaningful construction budget.
How long does a major remodel take in San Francisco?
The overall timeline depends on design, engineering, City review, project complexity, material lead times, inspections and construction scope. Major projects should be scheduled individually rather than relying on generic timelines.
Do I need permits for a kitchen or bathroom remodel in San Francisco?
Many kitchen and bathroom projects require permits, particularly when electrical, plumbing, mechanical, structural or other regulated work is involved. The required permit path depends on the specific scope and property.
Can I build an ADU on my San Francisco property?
Many properties may have ADU opportunities, but the appropriate ADU type and design depend on the existing building, lot, utilities, access and applicable requirements. A feasibility review is the best starting point.
Can I convert my garage or basement into an ADU?
Potentially. Existing-space conversions can be viable, but ceiling height, exits, natural light, ventilation, fire separation, structural conditions and utilities should be evaluated.
Can I add a second story to my San Francisco home?
Some properties may support vertical expansion, but feasibility depends on zoning, the existing structure, architectural considerations and the applicable Planning and building-review process.
Can I remodel an older or historic San Francisco home?
Yes, but certain properties can require additional review when significant alterations are proposed. Historic-resource considerations should be investigated early in planning.
Do I need an architect for a major remodel?
Many major remodeling, addition and structural projects benefit from or require professional design and engineering documentation depending on the scope.
Does SharrCo coordinate design, engineering and permitting?
SharrCo works with the appropriate architects, engineers and other professionals as needed and helps coordinate the project from early planning into construction.
Can SharrCo help with material and finish selections?
Yes. SharrCo's interior design team provides expert guidance on cabinetry, countertops, tile, flooring, plumbing fixtures and other finish selections with 2D/3D renderings to help you make informed decisions.
Planning a Major Residential Project in San Francisco?
Whether you're considering an ADU, expanding your existing home or planning a complete renovation, start with a conversation about your property, goals, preliminary budget and construction scope.
SharrCo Builders | California General Contractor | CSLB #1154507