• The Town of Windsor's SCADA system for water, wastewater, and recycled water systems.Sonoma Valley, California
    • Turtle Bay Exploration Park, outdoor amphitheater and photovoltaic system.Redding, California
    • Caldera Brewing CompanyAshland, Oregon
    • Aircraft Rescue Firefighting Facility 7,100 square-foot multiuse building located at the Redding Municipal AirportRedding, CA
    • Delta Diablo Sanitation District Recycled water facilities, serving power generation facilities.Antioch, California
    • Iron Mountain Mine treatment facilities, a U.S. Superfund site, protecting the critical salmon habitat of the northern Sacramento River.Redding, California
    • Ted Pella, Inc. 217kW Photovoltaic SystemRedding, California
    • Turntable Bay Marina on Lake ShastaLakehead, California
    • Iron Mountain Mine treatment facilities, a U.S. Superfund site, protecting the critical salmon habitat of the northern Sacramento River.Redding, California
    • Bay Bridge Maintenance Facility - 125 kw Photovoltaic SystemOakland, California
    • 12th Century Spanish Cistercian MonasteryVina, California
    • Deer Creek Asphalt Quarry OperationPorterville, California
    • The City of Brentwood water and wastewater systems.Brentwood, California
    • 426 "A" Street Building - New construction - LEED Gold CertificationAshland, Oregon
    • Mojave Crossing Event CenterBullhead City, Arizona
    • McConnell Foundation Maintenance Building A state-of-the-art maintenance facility, in support of the 200-acre McConnell Foundation grounds and Corporate offices.Redding, California
    • Jack London MarinaOakland, California
    • ArcSine's team of field engineersNorthern California and Southern Oregon
    • Jefferson Public Radio Cascade Theater restored to its 1930's architectural splendor with modern mechanical, electrical, lighting, and sound systems.Redding, California
    • Shasta Courthouse Museum. Lighting design for this historic 1860's courthouse and jail, restored to its original appearance.Shasta, California
    • NASA Vertical Motion Simulator, a 6-story man-rated facility best known for its Space Shuttle training missions.Mountain View, California
    • Frank Hagel Federal Building 500,000 square-foot facility houses all Social Security Administration West Coast computing resources.Richmond, California
    • Phillip Burton Federal Building 20 story, 1.14 million-square-foot Federal office building.San Francisco, California
    • Real Estate Group 4,000 square-foot office buildingRedding, California
    • Blue Lake Power Plant rehabilitation/recommissioning of a 13 MW renewable energy facility in the California Redwoods.Blue Lake, California
    • The Town of Windsor UV. A night time view of ultraviolet disinfection for the Town's recycled water system.Sonoma Valley, CA
    • U.S. Cellular Sports and Community Park, 132 acres, with tournament play regulation-lighted baseball/softball and soccer fields, hosting more than 700 teams annually.Medford, Oregon
    • Gibraltar Pumping Station, a critical pumping and storage facility at the nexus of water systems for the San Francisco Water Department, Santa Clara Valley Water District, and the City of Milpitas.Milpitas, California

    The Expert's Expert. Primarily serving clients in the West including California and Oregon, ArcSine is an engineering firm that offers engineering and consulting services from design through startup, including in-house mechanical engineering, electrical engineering, lighting design, programming, and control system engineering. For total project responsibility, we also offer the services of our highly qualified subconsultants in disciplines including civil, structural, geotechnical, landscape, and architectural.

    Oregon Engineering Company, California Engineering Firm

    Since 1978, ArcSine Engineering has provided high-quality engineering services to West Coast clients. In each of our areas of expertise, we offer exceptional project experience.

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    California Engineering Company, Oregon Engineering Firm
    Service Area

    With a focus in Northern California and Southern Oregon, we have completed successful projects in:

    • California
    • Oregon
    • Washington
    • Idaho
    • Nevada

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    California Engineering Clients
    Our Clients

    We proudly service agencies, commercial and non-profits, industry, and more.

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    California Engineering Services

    We offer engineering and consulting services from design concept through completion, as well as subconsultant services.

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    California Engineering Company
    Our Team

    Our staff of 25 professionals include mechanical, electrical, chemical and control systems engineers as well as a full support staff of programmers, designers and more.

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    • "You have done an exemplary job on the control system work."
      Rudy Carver, Plant Manager, Iron Mountain Mine
    • "We operate the plant 24/7 with only three operators, and it would take several more operators to run the plant with a less-capable control system. Great job."
      Chief Plant Operator, San Francisco Bay Area Utility
    • "The SCADA system is excellent. It has provided 6 years of reliable service. The operators trust it. The process control is just as you designed it, and we like it."
      Chief Plant Operator, San Francisco Bay Area Utility
    • "Your thorough factory testing is the reason that his plant startup has been so uneventful. We are saving 80% in startup and testing effort during the most critical phase of the project."
      Principal Engineer, Construction Management Firm
    • "I feel that ArcSine listened to me in the many design meetings. You implemented my wishes, and I am very happy with the end product."
      Senior Operator, Bay Area Wastewater Utility
    • "...you maintained a great attitude dealing with difficult players, and a few times it really showed who the professionals were."
      Senior Engineer, South San Francisco Bay Area Utility
    • "One aspect of the project which really stands out is the lighting design...we have received many positive comments from staff and the community"
      City Manager, East San Francisco Bay Area
    • "I have seen your work and have experienced what a top-notch group of people you all are to work with."
      Senior Control Systems Engineer, San Francisco Bay Area Sanitary District
    • "...the Johnson Space Center Arcjet Facility would like to be added to the ArcSine Engineering's list of appreciative customers."
      signed by 11 Johnson Space Center Engineers/Scientists/Managers/Directors, NASA/Johnson Space Center
    • "I really think highly of your work, the thoroughness at which you undertake each scope, and the friendliness of your project managers."
      Senior Architect, Southern California Design Firm
    • "The drawings provided much more and clear information than most sets that he has had to work with. Maybe that's why the numbers come in well within budget."
      quoted from a Contractor, San Francisco Architect
    • "I found you to be more responsive and attentive than any other subconsultant I have worked with"
      Senior Project Manager, ENR Top 50 Firm
    • "…The results exceeded our expectations…"
      Senior Engineer, Stanford Linear Accelerator Center
    • "ArcSine is the only electrical consultant I will call. There is no one else."
      Senior Engineer, City of Yuba City
    • "You guys did an absolutely fabulous job on my project. I am so impressed with your firm."
      Developer, Redding, California
    • "Your tagging standards document saved several days in the workshop process, and overcame the most difficult part of the implementation"
      Applications Engineer, Computerized Maintenance Management
    • "You are giving the City a well thought out, well-managed implementation"
      Applications Engineer, Computerized Maintenance Management
    • "1994, 1996, and 2001 NASA National Contractor of the Year Nominee"
      NASA/Ames Research Center
    • "I consider your firm of the highest caliber."
      General Manager, Bay Area Wastewater Utility
    • "I must say, this is one of the best packages I've seen"
      Reviewer, United States Forest Service
    • "...you guys do great work...NASA really appreciates your level of technical expertise..."
      Contracting Officer, NASA
    • "The work that you have done to this point was excellent. Great job to you and your team."
      Bart Deming, Hardey Engineering & Associates, Inc.

    Sample Projects by Engineering Discipline

    ArcSine offers expertise across many categories. Click below to search our project database.

    Key Disciplines

    • Electrical Engineering
      Electrical Engineering
    • Mechanical Engineering
      Mechanical Engineering
    • Lighting
    • SCADA
    • Instrumentation/Controls

    Other areas of Expertise