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Find Attic remodelers in Castro Valley

Avatar for Sentri Homes

Sentri Homes

New on HomeAdvisorNew on HomeAdvisor
Approved Pro

Sentri Homes

New on HomeAdvisorNew on HomeAdvisor
Approved Pro
640 local quotes requested
2 years of experience

Sentri Homes is a full-service contractor delivering high-end home additions, whole-home remodels, new custom builds, luxury kitchens, structural framing, roof replacements, and every major renovation. We assign a dedicated project manager to every job, deliver meticulous craftsmanship with clear communication, and back our work with an industry-leading warranty to ensure complete peace of mind on your largest investments. Our in-house team of licensed builders and master craftsmen consistently earns 5-star reviews by turning big visions into stunning, high-value homes—when you need one trusted partner who truly does it all, we’re the proven choice.

Sentri Homes is a full-service contractor delivering high-end home additions, whole-home remodels, new custom builds, luxury kitchens, structural framing, roof replacements, and every major renovation. We assign a dedicated project manager to every job, deliver meticulous craftsmanship with clear communication, and back our work with an industry-leading warranty to ensure complete peace of mind on your largest investments. Our in-house team of licensed builders and master craftsmen consistently earns 5-star reviews by turning big visions into stunning, high-value homes—when you need one trusted partner who truly does it all, we’re the proven choice.


Avatar for MTZ Modern Carpentry Inc.

MTZ Modern Carpentry Inc.

5.00(
7
)

MTZ Modern Carpentry Inc.

5.00(
7
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

We specialize in crafting custom decks that not only enhance the aesthetics of your home but also provide a versatile outdoor living area for you to enjoy. We provide more than just quality services with over 25 years experience in woodworking, framing, siding, railings, and feeney cable solutions for a contemporary look while ensuring safety and longevity. Specializing in woodworking decks porches fences and much more.

"From start to finish, Enrique was professional, knowledgeable, and easy to work with. I've never felt better about investing in my home. Our front porch steps were severely in need of repair. The flagstone was falling off the frame and became a hazard for our family and others visiting our home. We had struggled to find others who could meet our budget or were comfortable taking the job. However, Enrique assured us this was well within his skill and experience and that we would be happy with the results. He could not have been more right! Enrique removed the old flagstone, added additional support for the existing frame, and installed beautiful new steps using Trex decking material. He even included exterior lighting! We are thrilled with our new stairs, and his work gives us great confidence in working again with MTZ Modern Carpentry. Thanks again, Enrique!"

Jeff C on February 2025

We specialize in crafting custom decks that not only enhance the aesthetics of your home but also provide a versatile outdoor living area for you to enjoy. We provide more than just quality services with over 25 years experience in woodworking, framing, siding, railings, and feeney cable solutions for a contemporary look while ensuring safety and longevity. Specializing in woodworking decks porches fences and much more.

"From start to finish, Enrique was professional, knowledgeable, and easy to work with. I've never felt better about investing in my home. Our front porch steps were severely in need of repair. The flagstone was falling off the frame and became a hazard for our family and others visiting our home. We had struggled to find others who could meet our budget or were comfortable taking the job. However, Enrique assured us this was well within his skill and experience and that we would be happy with the results. He could not have been more right! Enrique removed the old flagstone, added additional support for the existing frame, and installed beautiful new steps using Trex decking material. He even included exterior lighting! We are thrilled with our new stairs, and his work gives us great confidence in working again with MTZ Modern Carpentry. Thanks again, Enrique!"

Jeff C on February 2025


Avatar for branchhandyman.com

branchhandyman.com

No reviews yet

branchhandyman.com

No reviews yet
32 years of experience

Honesty, integrity, and Quality Workmanship Guarantee: On schedule completion Cost-effective process from beginning to end Final product exceeds expectations

Honesty, integrity, and Quality Workmanship Guarantee: On schedule completion Cost-effective process from beginning to end Final product exceeds expectations


Fonseca Marble & Tile, INc.

5.00(
4
)

Fonseca Marble & Tile, INc.

5.00(
4
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Fonseca Marble and Tile a fully licensed, bonded, and insured company was founded by Rolando Fonseca in 1995 and has built a reputation for the highest quality of professional services in all phases of tile and marble installation, in both commercial and residential applications. BY APPOINTMENT ONLY Our goal is for the client to understand that this is a process rather than an event, and the process will ultimately allow the clients to express themselves through our collaboration. Because of our extensive history of working with architects, designers and general contractors, Fonseca Marble & Tile will provide you with the professional service you deserve and turn your dreams to reality!

Fonseca Marble and Tile a fully licensed, bonded, and insured company was founded by Rolando Fonseca in 1995 and has built a reputation for the highest quality of professional services in all phases of tile and marble installation, in both commercial and residential applications. BY APPOINTMENT ONLY Our goal is for the client to understand that this is a process rather than an event, and the process will ultimately allow the clients to express themselves through our collaboration. Because of our extensive history of working with architects, designers and general contractors, Fonseca Marble & Tile will provide you with the professional service you deserve and turn your dreams to reality!


All Phases Electric

4.67(
3
)

All Phases Electric

4.67(
3
)
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Additional DBAs - Chelsdan Co, The Chelsdan Co.

Additional DBAs - Chelsdan Co, The Chelsdan Co.


forgette design + construction

No reviews yet

forgette design + construction

No reviews yet
21 years of experience

Forgette Design + Construction is a full service General Contractor, Builder, and Architectual Design Studio. We work in the surrounding greater San Francisco Bay Area. Call for free estimates, consultation, rates, and or for a viewing of our unique portfolio.

Forgette Design + Construction is a full service General Contractor, Builder, and Architectual Design Studio. We work in the surrounding greater San Francisco Bay Area. Call for free estimates, consultation, rates, and or for a viewing of our unique portfolio.


All In One Home Services

4.83(
6
)

All In One Home Services

4.83(
6
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Serving the East Bay since 1998, over 25,000 homeowners have chosen our company for a wide variety of home improvements; from a small project like painting a room or adding a light to a larger one such as a complete bathroom remodel. We are licensed and insured. In you want fast, reliable, clean and courteous professionals call us!

Serving the East Bay since 1998, over 25,000 homeowners have chosen our company for a wide variety of home improvements; from a small project like painting a room or adding a light to a larger one such as a complete bathroom remodel. We are licensed and insured. In you want fast, reliable, clean and courteous professionals call us!


Architectural Design & Restoration, Inc.

No reviews yet

Architectural Design & Restoration, Inc.

No reviews yet
37 years of experience

ADR | Architectural Design & Restoration, Inc. was established in 1988 in the historic Sonoma County town of Petaluma, CA by licensed architects, Rick Brereton and Charles "Church" Hildreth. The architects boast diverse backgrounds and a broad range of experience. Their eclectic portfolio ranges from modest home remodels to multi-million dollar hotels and restaurants across the country. ADR strives to establish good working relationships with local developers, builders and craftsmen. The result is a team of professionals that work together seamlessly to ensure your project flows effortlessly from beginning to end.

ADR | Architectural Design & Restoration, Inc. was established in 1988 in the historic Sonoma County town of Petaluma, CA by licensed architects, Rick Brereton and Charles "Church" Hildreth. The architects boast diverse backgrounds and a broad range of experience. Their eclectic portfolio ranges from modest home remodels to multi-million dollar hotels and restaurants across the country. ADR strives to establish good working relationships with local developers, builders and craftsmen. The result is a team of professionals that work together seamlessly to ensure your project flows effortlessly from beginning to end.


Avatar for 99 North Construction & Plumbing

99 North Construction & Plumbing

5.00(
9
)

99 North Construction & Plumbing

5.00(
9
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Quality work and service. We guarantee your satisfaction and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out our services offered and call or click to schedule a free estimate today.

"Great work fast and efficient"

Richard G on August 2024

Quality work and service. We guarantee your satisfaction and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out our services offered and call or click to schedule a free estimate today.

"Great work fast and efficient"

Richard G on August 2024


TrenchFree

4.87(
39
)

TrenchFree

4.87(
39
)
Customers say: Quick response
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers

TrenchLess Experts We have the highest rating on quality due to our well trained employes and top of the line TrenchLess technology equipment. We offer a free onsite consultation, no service charge, no hidden fees, we charge by the job and not by the hour, you know the price before we start, Life time warranty on all water main replacements from meter to House, Life Time warranty on all sewer line replacements.

TrenchLess Experts We have the highest rating on quality due to our well trained employes and top of the line TrenchLess technology equipment. We offer a free onsite consultation, no service charge, no hidden fees, we charge by the job and not by the hour, you know the price before we start, Life time warranty on all water main replacements from meter to House, Life Time warranty on all sewer line replacements.

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FAQs for attic remodeling projects in Castro Valley, CA

A loft conversion turns your unused attic or loft into a functional living space, like a bedroom or home office. Adding walls, ceilings, lighting, and even plumbing seamlessly integrates the new room with the rest of your home. It's a practical way to expand your living area and boost your property's value.

A loft is a finished and integrated living space created by converting an attic, while an attic is an isolated, unfinished area under the roof. The loft conversion process installs proper walls, ceilings, and utilities, transforming the space into a usable room that adds value to the home. In contrast, an attic remains largely unmodified and is typically reserved for storage.

Planning permission is required for a loft conversion because the project alters the structure and must meet strict building codes. A building permit, costing between $500 and $3,000, and mechanical permits, costing between $10 and $500 each, are mandatory. This regulatory process ensures safety, adherence to design standards, and the home's overall integrity during conversion.

A loft conversion takes several weeks because the project involves multiple phases, from design to finishing. The process requires careful planning, obtaining permits, executing structural changes, installing utilities, and completing final decorative work to ensure the converted area meets building codes and the homeowner’s requirements.

Choosing an alternative project instead of a loft conversion can be advantageous when a less complex project's return on investment is higher. Homeowners may opt for improvements like upgrading doors, windows, or adding a deck because these projects demand lower overall costs and fewer structural changes. Such alternatives can enhance home value and functionality with a more streamlined process.

The Castro Valley, CA homeowners’ guide to attic remodelings

From average costs to expert advice, get all the answers you need to get your job done.