100% Employee owned, Ghilotti Construction Company has more than a century of engineering experience and a family tradition of hard work and dependability. The Santa Rosa-based company is ranked amongst the top 400 contractors in the Nation by Engineering News Record, widely known as the most authoritative publication in the construction industry. Ghilotti specializes in total site preparation for state, counties, and municipalities in Northern California, in addition to privately owned developments, including grading and excavating, paving, storm drains, water and sewer lines, equipment rental, soil stabilization, site and structure concrete, bridges and underground utilities. Ghilotti has offices in Santa Rosa, San Rafael, Livermore, American Canyon, Santa Clara, Oakland, Roseville, and Ukiah.

Our vision is to provide seamless water and wastewater project delivery to our clients by integrating design, construction, plant operations and maintenance. At Western Water we recongize that our most important asset is our people and we are therefore highly committed to investing in them. We believe in providing vertical opportunities where attitude, hard work and ability determine a person's ascention through the company ranks. As a merit shop company we are able to retain a high percentage of our employees year after year, creating a safe, stable and experienced team. Western Water Constructors, Inc. 707 Aviation Blvd Santa Rosa, CA 95403 707-540-9640 Map data ©2008 Tele Atlas - Terms of Use

COMPLETE WELDERS SUPPLY is a full-service supplier of industrial, medical and specialty gases. We have maintained a special commitment to our gas customers for many years, and this level of experience has enabled us to become a market leader in terms of quality products and reliable service. We understand that our customer base is as diverse as the types of gases we offer. Therefore, we take each customer and each need and customize our services accordingly. Whether you are involved in welding, fabrication, manufacturing, medical care, laboratory testing and calibration, restaurant services, convenience stores or gift shops, COMPLETE WELDERS SUPPLY understands your unique gas and service needs. We work for and with our customers in all that we do, and our gas customers can bank on it. We are committed to an excellence culture which recognizes that the achievement of excellence in our relationships with customers is primarily achieved by our commitment to our people and their development. COMPLETE WELDERS SUPPLY is further committed to conduct its affairs based upon a set of basic ethical principles. These principles are honesty, integrity, and a sincere commitment to all people with whom we interact.

Located in Sonoma County on 675 acres of spectacular wine country scenery, Mayacama is an exclusive golf and residential community offering elite membership privileges.

CATS4U, INC. is a company based out of 13503 HEALDSBURG AVENUE, HEALDSBURG, California, United States.

Since 1989 Thompson Builders has successfully completed over 200 major projects in Northern California totaling over $2 Billion in contract value. We have experience building large scale commercial construction projects across all markets using all project delivery models. Our deep and diverse experience lends us a versatility that empowers us to tackle any project put before us. We are more than just a general contractor; we are true builders because we self-perform several foundational trades: rough & finish carpentry, concrete and civil work such as grading, paving and utilities. This provides a huge competitive edge as we are able to pass the resulting cost savings along to our clients. Many of our projects have won awards and are recognized as Northern California icons, including the Yerba Buena Island SF-Oakland Bay Bridge footings, Manteca’s Big League Dreams Sports Park, San Jose’s Happy Hollow Zoo, San Francisco’s Cadillac Hotel, 72 Townsend, and Chinatown YMCA.

We are a civil engineering construction contractor that develops high performing teams of results-oriented people who deliver incredibly successful projects. We strive to create an environment without ego where the quality of the work and the client experience comes first.

BC Engineering Group was founded in 2016 by a group of highly talented key staff to offer custom civil engineering and planning services to clients. The engineers at BC Engineering Group possess over 35 years of combined experience, which is a key ingredient for a successful engineering partner for your project. Our work is performed with the best interests of our clients in mind. We place strong emphasis on customer service to make sure our clients feel involved in their projects, and understand that their input is valued and utilized. We understand the importance of being transparent, open to questions, and being prompt in all communications.​

Serres Corp is a construction company based out of 16060 Sonoma Hwy, Sonoma, California, United States.

We can assist with all forms of permitting required for your project from Use Permit to Construction Permit. Grading and drainage, septic system design and testing, topographic survey, process waste for wineries, and much more!

Bright Power is a leading provider of energy efficiency, renewable energy and energy management solutions for the real estate industry. We use our Find-Fix-Follow approach to Find the best opportunities across a real estate portfolio, deploy the Fixes on specific assets, and Follow to ensure long term value, always optimizing for your financial and sustainability goals. Our clients include building owners, management companies, developers, contractors, architects, governments and utility companies. Our consulting services include energy benchmarking, energy audits, financial and technical feasibility analysis, grant/rebate assistance, green building (LEED®) consulting and trainings for professionals and building managers. Our design services include solar electric and solar thermal systems; heating, cooling and HVAC systems; lighting systems; construction management and commissioning. EnergyScoreCards is our benchmarking, energy management and measurement & verification (M&V) service.

G.D NIELSON CONSTRUCTION, INC. is a construction company based out of 147 CAMINO ORUGA, NAPA, California, United States.