License #484975
Wedding barn

Wedding Barns

Charming barns for weddings and other special events

Equestrian barn

Equestrian Barns

Barns for horses, cattle, and other livestock

Storage barn

Storage Barns

Spacious multilevel barns for equipment and inventory

Special use barn

Special Use Barns

Living spaces, guest houses, offices, art studios

Garage barn

Storage Buildings

Garages, guest houses, in-law units

Garage barn

Storage Buildings

Garages for large equipment, vehicles and boats

Homes and living spaces

Homes & Living Spaces

Finished or unfinished interiors

Barn building in the North Bay Area for over 25 years

Build A Custom Barn

Carl Santos is a specialist in building unique and custom barns, from pole type barns to conventional framing. He is one of the most respected builders in Sonoma, Marin and Napa Counties. His exquisite array of projects includes barns for horses and livestock, wineries, weddings and other special events, storage, live/work spaces, and custom designed homes.  

Hands-On Management

Carl works right along side his crew, from foundation to finish. He goes above and beyond expectation, attending to every detail. With Carl at the helm, his work crews are extremely efficient. His custom built projects are often more affordable than high-end, pre-fabricated barn building kits. 

Exclusive Barn Construction

Carl Santos Construction has only one problem: there is only one Carl Santos! When you schedule a barn construction job with Carl your job will start and finish on time and he will be there every day to make sure you are happy. This means he can only take on a certain number of jobs each year. To build your custom barn call 707-823-1676.

  • "The best contractor I have ever worked with!"

    —Don Calegari
  • "Carl Santos Construction has only one problem. There is only one Carl Santos!"

  • "The barn turned out exactly how we wanted! Carl and his workers were right on the project rain or shine. They were neat and respectful of our property. We would highly recommend him."

    —Kim Hendersen
  • “Carl and his crew did an excellent job. We're very pleased.”

    —The Giannis
  • “Carl Santos is knowledgeable, fast and he does fantastic work!”

    —The Tates
  • "We have nothing but praise for Carl and his team. They are professional, consistent and dependable. Carl is by far the best contractor we've ever worked with."

    —K. Lawson
  • “The quality was superior, the attitude was terrific and in general Carl and his crew made the building process a pleasure for us.”

    —Michael Caruana
  • “Carl and his crew were great. Helped with design, materials and layout. Everything went perfectly!”

    —Robert Walker
  • “We were very impressed that Carl worked side by side with his crew throughout construction of our barn. We are very happy with the results and would highly recommend Carl Santos Construction.”

    —The Bondelies
  • "A wonderful building experience. Highly recommended."

    —The Teldeschis
  • “We are very happy with the barn Carl built for us. Carl showed up on time to start the barn and was able to complete the job on the promised date. I would have Carl build another barn for me and recommend him and his work highly!”

    —Phil LaCavera
  • “Carl was extremely helpful in helping me plan the barn. He is very professional and has a great work crew. The barn went up quick and came out great!”

    —Lisa Ricci
  • “A builder who was on time and within budget!”

    —Maja Ramsey
  • “We are delighted with the barn, functionally and aesthetically.”

    —The Menzies