We specialize in replacing old windows with modern, energy-efficient models that reduce heating and cooling costs. Our expert installation ensures a tight seal and improved insulation for lasting comfort throughout the year.

Our team installs a variety of doors, from sturdy exterior doors to elegant interior options, ensuring precise fit and smooth operation. We focus on durability and aesthetics to enhance your home’s functionality and curb appeal.

We provide siding installation services using materials designed to withstand harsh weather while improving your home’s appearance. Our skilled contractors ensure proper installation to maximize protection and minimize maintenance needs.

Looking for an expert house framing contractor? Hire our house framing contractor for framing installation services in J & A General Contractor. Our team has many years of experience framing custom homes or companies. If you need expert framers to install quality framing for a custom new home construction project, we can help. Trust a house framing contractor from J & A General Contractor to take on your house framing project in San Lorenzo, CA area. You can count on us to follow the blueprints and install framing correctly.

The timeless beauty of quality carpentry work in your home is an investment that will pay off in more ways than one. You'll gain the benefit of a traditional, classic look, and you'll immediately increase the value of your home. Interior finish trim work can make a big impact. Functional woodworking, like baseboards or window frames, can look so much better when they are custom built and installed by J & A General Contractor.

If you walk by a construction site and see the building skeleton, it may seem the real construction work has yet to begin. However, the skeleton, or rough frame, is the building's most important structural component. Construction specialists worked on the rough framing to turn blueprints into the sturdy internal structure of the building. Do you require framing services for your property? If so, look no further than J & A General Contractor. We have framed a wide range of apartments and more. Please feel free to contact us for more information or a quote.

Looking for a way to add more space to your home? Additions are the answer. Whether it’s another story, garage, sunroom or bedroom you need, we can design and build it. Our team has the expertise needed to physically expand your home and enhance its exterior at the same time. There is no need to relocate when you can renovate. Contact us and let’s work together!