Arkin Tilt Architects

Arkin Tilt Architects has extensive experience with alternative construction systems, including straw-bale and rammed earth, renewable energy systems, greywater, and non-toxic and recycled materials. Our projects include residential and commercial, park buildings, religious facilities, and Eco-Resort planning and design.

ZFA Structural Engineers

ZFA Structural Engineers has been committed to community development and enrichment in Sonoma County and beyond for over 40 years. This commitment extends to rebuilding Sonoma and Napa counties in the aftermath of the 2017 fire storm. Our staff has contributed to this effort in multiple ways including: initial site reviews to facilitate cleanup efforts; providing information to homeowners and the local architectural community on the rebuilding process; research and publication of preliminary foundation review recommendations with another local structural engineering firm; and contributed to Santa Rosa City and Sonoma County policy development regarding reuse of foundations in the post fire rebuild effort.

ZFA designs residential, commercial, public, and hospitality projects that use cutting edge building materials, alternative building methods and creative detailing solutions. Our holistic and collaborative design team approach means that sustainable design is embedded into our review, analysis, and design of every project and an essential contribution to each solution. The firm currently includes 10 LEED™ Accredited Professionals and contributes to the Structural Engineers Association of Northern California (SEAONC) Sustainable Design Committee.

Earthtone Construction

Earthtone Construction has been building in Sonoma and Napa counties for 20 years. We specialize is custom residential, commercial/ multi-family, and hospitality projects. We’ve earned our reputation as collaborative, process-oriented contractors. We take great pride in being mindful of how your construction project affects your life. Whether you want to be involved in every decision or simply place your trust in your design team—it’s our goal to execute your vision with thoughtfulness and practicality.

We believe the most sustainable building is one that lasts and one that continues to make you happy! We’re mindful of our overall environmental impact and its legacy for generations to come. We believe that just because something is labeled “green” doesn’t necessarily make it right for your project. We approach sustainability objectively and with an eye to assessing what makes the most sense for you.

Mitsubishi Electric Cooling & Heating

For more than 30 years, Mitsubishi Electric Cooling & Heating has innovated technologies designed to enhance your home and your life. Traditional cooling and heating options drove homeowners to choose between comfort and cost. Our advanced Zoned Comfort Solutions™ empower you to create your own personalized room-by-room comfort – without compromise.

Rheem Water Heating

Rheem is the only manufacturer in the world that produces heating, cooling, water heating, pool & spa heating and commercial refrigeration products, and it is the largest manufacturer of water heating products in North America.

BamCore LLC

Code compliant structural and non-structural panels are manufactured from timber bamboo in the U.S. You’ll build stronger, faster and greener with BamCore.

Patented panelized walls eliminate woods studs to reduce thermal bridging and save operating dollars’ year after year. You’ll have the option to increase your wall thickness from 2×4 up to 2×12 for only the cost of the extra insulation with BamCore.

Save time and money. Cost is comparable to 2×6 stud framing with installation speeds materially faster than traditional building. You’ll get the job done faster, easier and cleaner with BamCore.

Every wall is straight, smooth and solid. You’ll no longer add blocking or search for studs to hang molding, trim, art, entertainment centers or cabinetry with BamCore.

Panels are fabricated to fit your job’s exact dimensions. You’ll be taking all the guesswork out of framing with BamCore.

Quiet homes and workplaces add productivity and peace of mind. You’ll get an excellent Sound Transmission Class rating of 52 in every stud-less exterior wall with BamCore.

A.O. Smith

A. O. Smith Corporation is a leading global manufacturer and marketer of residential and commercial water heaters. A. O. Smith offers its customers an additional competitive advantage in that the company designs, builds, distributes and supports the world’s broadest and deepest line of residential and commercial water heaters, as well as commercial boilers. This single-source concept simplifies ordering, installation and service and is backed by 80 years of research and innovation. For the most up-to-date A. O. Smith news, like us on Facebook, follow us on Twitter and visit

Mendocino Redwood Company, LLC

Mendocino Forest Products Company, LLC (MFP), is a leading manufacturer and distributor of environmentally certified redwood decking, fencing, landscaping, timbers, and dimensional lumber products, as well as environmentally certified Douglas-fir dimensional lumber. Through its partnership with The Home Depot, the company supplies beautiful redwood and Douglas-fir lumber products to customers throughout California and the western U.S.

Formed in July 1998, MFP and sister company, Mendocino Redwood Company, LLC (MRC®), work together to supply the marketplace with environmentally responsible lumber and timbers. MRC owns 228,800 acres (350 square miles) of timberlands in Mendocino and Sonoma Counties in California. MRC supplies MFP with raw materials in the form of redwood and Douglas-fir logs. MFP in turn manufactures these logs into top-quality redwood and Douglas-fir lumber products.

Since 2000, the forestlands of MRC have been certified to the standards of the Forest Stewardship Council® (FSC®). MFP maintains FSC chain-of-custody certification for its sawmill and distribution operations as well.