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Find Addition to existing structure builders in Hayward

Avatar for Dynamicz Construction, Inc.
Dynamicz Construction, Inc.
5.0(
59
)

Serving Hayward, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Warranties offered

"With this team, my addition build turned out very well. The quality of their work is very good and we are happy at everything, they created everything that we wanted without hassle and the whole project went smoothly. "
Lafayette Home Remodel
Lafayette Home Remodel
Lafayette Home Remodel
Lafayette Home Remodel
Lafayette Home Remodel

+25

Response time1 day
Response rate99%
3 neighbors recently requested a quote
Avatar for My Construction Group
My Construction Group
4.9(
192
)

Serving Hayward, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2002

Free estimates

Warranties offered

"A dated bathroom was transformed into a sleek, elegant retreat by My Construction Group. Their approach combined smart design choices with high-quality materials and expert installation. The process was smooth, professional, and well-managed from start to finish. The completed space feels modern, functional, and built to last."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+110

Response time2 days
7 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for OT Bay Builders
OT Bay Builders
5.0(
77
)

Serving Hayward, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Warranties offered

"We love our new deck! It’s sturdy, beautiful, and adds so much value to our backyard. The team listened to what we wanted and delivered exactly that, right down to the custom railing and built-in seating."
Broadway Kitchen Remodel
Broadway Full Kitchen remodel
Broadway Full Kitchen remodel
San Francisco Contemporary Kitchen Remodel
San Francisco Contemporary Kitchen Remodel

+81

Response time12 hrs
Response rate98%
3 neighbors recently requested a quote
Avatar for Unique Home Design & Remodeling
Unique Home Design & Remodeling
5.0(
48
)

Serving Hayward, CA and surrounding areas

Approved

Super Service Award Winner

In business since 1983

Free estimates

Warranties offered

"Just finished a full kitchen remodel with Unique Home Design & Remodeling, and if I could give more than 5 stars, I would. Working with Tal made all the difference — he was honest, organized, and clearly experienced. This was our first big home project, so we were nervous, but Tal’s steady communication and willingness to walk us through every choice really made us feel confident. The team was respectful, clean, and worked incredibly hard. One thing that stood out was their flexibility — when we made a few changes mid-project, they didn’t roll their eyes or nickel-and-dime us. Instead, they adapted and kept things moving forward. The result is a beautiful, functional kitchen that feels us. Highly recommend these guys if you want quality and peace of mind!"
M
Response time1 day
Response rate96%
149 neighbors recently requested a quote
Avatar for Masterful Construction, Inc.
Masterful Construction, Inc.
5.0(
27
)

Serving Hayward, CA and surrounding areas

Approved

In business since 2023

Free estimates

Credit card accepted

"Masterful Constructions architectural and engineering expertise is unparalleled. Their attention to detail and commitment to delivering projects on time and within budget is truly impressive. Every aspect of our project was flawlessly executed."
master bathroom
san mateo master bath
mirror
Master bathroom
master bathroom

+59

Response time12 hrs
Response rate86%
2 neighbors recently requested a quote
Avatar for Unique Home Design & Remodeling
Unique Home Design & Remodeling
5.0(
48
)

Serving Hayward, CA and surrounding areas

Approved

In business since 1983

Free estimates

Warranties offered

"Just finished a full kitchen remodel with Unique Home Design & Remodeling, and if I could give more than 5 stars, I would. Working with Tal made all the difference — he was honest, organized, and clearly experienced. This was our first big home project, so we were nervous, but Tal’s steady communication and willingness to walk us through every choice really made us feel confident. The team was respectful, clean, and worked incredibly hard. One thing that stood out was their flexibility — when we made a few changes mid-project, they didn’t roll their eyes or nickel-and-dime us. Instead, they adapted and kept things moving forward. The result is a beautiful, functional kitchen that feels us. Highly recommend these guys if you want quality and peace of mind!"
Response time2 days
39 neighbors recently requested a quote
Recommended by66%of homeowners
Avatar for Skytech Builders
Skytech Builders
5.0(
21
)

Serving Hayward, CA and surrounding areas

Approved

In business since 2013

Free estimates

Warranties offered

"The Hall and Master Bathrooms were fully renovated with new cabinets, countertops, showers and fixtures. Leo from Skytech assisted me along the way with option choices and recommendations. The crew was exceptional in their workmanship and were very detail oriented and made sure to clean the area prior to departure each day. I have received multiple compliments on the finished bathrooms. I would highly recommend Skytech Builders to anyone considering renovations and Leo in particular."
Master Bathroom Remodel in San Jose.
Kitchen Remodel in San Mateo
Kitchen remodeling in Fremont
Master Bathroom Remodel in San Jose.
Kitchen Remodel in San Mateo

+63

Response time1 day
30 neighbors recently requested a quote
Recommended by100%of homeowners
My Remodeling Group
5.0(
21
)

Serving Hayward, CA and surrounding areas

Approved

In business since 2023

Free estimates

Credit card accepted

"A better start and end to the day begins with a well-designed bathroom. My Remodeling Group refreshed this space by rethinking layout and materials to create balance and ease. Clean tile work, modern fixtures, and thoughtful lighting choices brought clarity and comfort together, turning an outdated bathroom into a calm, organized space built for long-term use."
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FAQs for addition to existing structure building service projects in Hayward, CA

You can typically raise your roof by four to eight feet, depending on your home's structure and roof design. The exact amount depends on factors like roof slope and framing support. Raising the roof creates additional interior space, enhances natural light, and increases your home's value. Consult a professional to determine the feasible height increase for your home.

Yes, you need a building permit to raise your roof. Obtaining a building permit ensures your project complies with local building codes and safety regulations. A professional contractor can assist with the permit and inspection process and ensure all legal and safety requirements are met. Your contractor will be familiar with building codes in your area, which can differ between cities or states.

While it's possible to raise a flat roof, it requires extensive structural modifications. Flat roofs lack the attic space and support structures of pitched roofs, so raising them involves significant engineering to ensure safety and durability. This process can be complex and costly, so professional assessment is essential before undertaking a project of this magnitude.

The Hayward, CA homeowners’ guide to addition to existing structure building services

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