Get matched with top addition to existing structure builders in Hayward, CA

"We needed more space for our growing family, and the addition they built blends in seamlessly with our original home. From permits to the finishing touches, everything was handled professionally. It’s like it was always meant to be part of the house!"

"The finished work turned out beautifully but the length of time it took the crew to complete the job could have been better. The project manager was great to work with and very responsive however there are a couple of small details that I am waiting for them to resolve."

"It was a great pleasure working with Pouria and Juan. I hired them to help build a 400 sq. ft. deck, and they were able to finish it within a week at a very high quality. They were incredibly flexible with all of our requirements?don't hesitate to communicate with them if you need anything changed during construction! They are absolutely amazing and efficient. They even did some extra work around our house, which will really help us in the long run. Their pricing is very fair compared to many other groups, and I will definitely go to them the next time I need a project done!"

"After I contacted several contractors on a room addition I decided to go with Sky Tech Builders and I can tell that it was a really easy decision because they gave me great offer and they completely understood what I wanted to do. They were also available on acceptable time and project started soon after we signed a contract. The project manager and his crew were professional, honest, helpful and very respectful to me and my home. They finished project within time they promised and within my budget. And final outcome is excellent, I am fully satisfied with everything they did and would definitely work with Sky Tech Builders again!"

"Bear Remodeling did an amazing job on my bathroom remodel. The team was nice, courteous and worked hard to get what I wanted. They paid attention to every detail and made sure the design matched my idea. They also did some interior painting and made the whole room look cohesive and stylish. I was so impressed I asked about adding a room to my house and they gave me some great ideas. If you need a contractor for any remodeling project, call Bear Remodeling!"

"Our bathroom was outdated and unattractive, so we wanted to hire a professional to help with the design and get the job done right. We found Builders Group on Angie, and Mike came out to give us a quote. What set Mike apart from the others was his attention to detail and how great he was with people. We decided to hire him, and we were happy with our choice from the very beginning."

Building Excellence. Creating Lasting Value.\nBuilders Group & Design Inc. is a licensed, full-service construction company specializing in residential and commercial remodeling, new construction, ADUs, additions, kitchens, bathrooms, landscaping, and complete property renovations.\nWe are committed to delivering exceptional craftsmanship, transparent communication, and reliable project management—bringing every client’s vision to life with quality, integrity, and attention to detail.\nYour Vision. Our Expertise. Built to Last.

"I had an excellent experience working with Masterful Construction for our building design project. Their team was professional, knowledgeable, and highly skilled. They took the time to understand our needs and delivered a design that exceeded our expectations. The communication throughout the process was great, and they were always responsive to our questions and concerns. I highly recommend their services for any building design needs."

"My Remodeling Group completely transformed my home! Their team was professional, punctual, and easy to work with. They paid attention to every detail and delivered even better than expected. Communication throughout the project was excellent. Highly recommend them for any remodeling needs!"

"Techline Construction was excellent to work with. Lorena and the crew were very professional from the start. Whenever I had any questions they were there to clarify and quality work was excellent. I will definitely hire them for future projects."