Semmes & Co., Builders, located on the Central Coast of California, constructs unique and creatively styled, environmentally-friendly homes. By blending sustainable building and passive solar techniques, as well as the most current green materials and technologies, these homes are durable, energy efficient, and, above all, a delight to live in.

Welcome to our new updated website. Please browse through our recent projects as well as the description of the services we provide. We at Semmes & Company are proud of our stated values and guiding principles, which confirm our commitment to sustainable building principles.

These are expressed on the Who We Are; Our Mission page. On the How We Work page you will find descriptions of the systems we have devised that keep the building process and the relationship with the homeowner organized, efficient, and productive. Read about passive solar techniques, straw bale construction and more on the Building Methods page.  Both our New Construction and. Remodeling   services are carefully detailed on those pages.

Contact us if you have questions or would like to discuss your project, emilym@semmesco.com.

In The News

Semmes & Co Wins SLO Chamber Green Award!

Atascadero firm, Semmes & Co Builders was among the six Central Coast businesses honored at the Second Annual San Luis Obispo Chamber Green Business Awards Luncheon. Winners were chosen from over 70 nominations and recognized for their environmental impact and sustainability, transferability to other businesses, business benefits, innovation and overall environmental leadership. Semmes & Co Builders was nominated and awarded the honor for their commitment to building unique and creatively styled,environmentally-friendly homes. By blending sustainable building and passive solar techniques, as well as the most current green materials and technologies, their homes are durable, a joy to live in, and, above all, focused on sustainability – of our natural resources and our company family. (November 2009)

Project Updates (Our Blog)

Projects in Progress Check our or blog for current project photos and interesting details about what were working on now!

What We Do

	New Construction We specialize in the construction of custom residential houses which reflect the heart and soul of the homeowner while being sensitive to the environment.
	Remodeling Whatever your motivation, we can help make your home more valuable, more attractive, and more energy efficient !
	Commercial Building Over the years, we have completed a few select commercial projects that incorporate sustainable building practices as much as possible.
	Pre-Construction Services We offer site analysis, costing, interior selections, working drawings, permitting process, and sustainability analysis.
	Special Building Methods Our methods inlcude green building practices and techniques, renewable energy systems, and unique finishes.
	Energy Production Systems Help the environment and add to your home's comfort with passive solar design, radiant floor heat, and solar electric systems.