We are a complete construction company providing preconstruction planning, cost studies, logistical project development, project accounting, project management, design guidance, and building with a full array of sub-contractors. 


Excellence comes with experience. When things change during a project—as they often do—we succeed in continually communicating with our customers. Success is found in knowing a steady plan that brings value to real estate. TJ Built has the experience and knowledge to bring value to your most precious asset, your home or business. Honestly, construction is a messy and disruptive undertaking. We at TJ Built work tirelessly to minimize mess and disruption through vigilant planning and communication between our customer and our highly qualified team. Our team members are our most valuable tools to bring alive beautiful architectural spaces. We and our team members want you to be as happy with the process as you are with the results. We are diligently committed to steady expert performance that bring forth rapid tangible results.  Read more in About Us   

Residential Construction


Create your perfect home. We have the talent and skills to take your transformative ideas and move them into comfortable spaces with stunning beauty. From concrete to countertops, we bring genuine value to hearth and home. 

Magazine Quality Residential Work

  • Entitlements ~ Permits ~ Utilities
  • Planning ~ Cost Studies ~ Management ~ Accounting
  • New Homes
  • Additions
  • Renovations
  • Cabinetry ~ Casework ~ Doors
  • Windows ~ Doors
  • Maintenance ~ Warranty ~ Refinements For Completed Projects
  • Landscape ~ Decking ~ Swimming Pools
commercail Construction


Commercial building reflects the customers you seek to attract. Our Marin and Sonoma commercial customers have a strong demand for quality residential work in a commercial setting. Everything we build in the commercial sector has your employees and customers at the forefront of our process to build excellent commercial settings. The complexities of business operations demand accurate predictive visioning when planning for commercial building projects. TJ Built’s completed medical-dental projects confirm our planning, spot-designing, managing, and building acumen.

  • Tennant Improvements
  • Medical-Dental
  • Financial Services
  • Retail

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