Industrial Boiler Systems - Steam, Natural Gas, Oil Boilers - Maine

Steam, Natural Gas, Oil, Biomass-Generated Heating & Energy


watertube boiler in Maine

90,000 pph watertube boiler
industrial client in Maine

For over 25 years, Thermal Systems, Inc. has provided consulting, design, product management and other services for industrial organizations throughout Maine, New England and the Northeast to meet their heating, steam, and energy needs. From large institutions to commercial installations and industrial applications, we have experience with many different types of systems and customized solutions to meet the needs of our clients.

Industries we serve include:

  • Pulp and Paper
  • Forest Products
  • Textile
  • Commercial Greenhouses
  • Food Processing
  • Pharmaceutical

Thermal Systems, Inc. (TSI) is an established design, procurement and construction management firm providing a wide range of project services to Facility Managers, Plant Engineers and Plant Superintendents. Located in Scarborough, Maine, we offer single source responsibility for all types of energy and process applications.

We specialize in: heating and cooling plants, process steam and electric cogeneration. Process applications include: mechanical and piping systems, heat transfer and recovery projects, dryer drainage for the paper industry, lumber drying for the forest products industry and district heating and cooling systems.

Products and Services


  • Project Feasibility and Assessment
  • Project Design
  • Project and Construction Management
  • Steam and Electric Cogeneration Plants
  • Multiple Boiler Designs - Firebox, Watertube and Hybrid
  • Multiple Fuels - Natural Gas, Oil and Biomass
  • Biomass Fuel Handling and Storage
  • Air Pre-heaters and Feedwater Economizers / Stack Gas Economizer
  • Plant Auxiliaries
  • Low NOx burner technology
  • Heat Recovery Systems
  • Process Control and Monitoring
  • Continuous Emissions Monitoring (CEM's)

We offer steam boilers using a variety of traditional and renewable energy sources:

  • Natural Gas and Oil - Cleaner and more efficient than ever, natural gas and oil remain popular choices for simple and inexpensive installations, and minimal facilities required to process the fuel.
  • Alternative Energy - Renewable energy sources such as biomass and alternative technologies such as cogeneration are rising in popular as oil prices continue to skyrocket.
    • What is Biomass? - Learn about the basic principles of biomass and the different organic sources that can be used for this renewable energy process
    • What is Cogeneration? - Learn about the basic principles of cogeneration and how you can harness technology to create energy while also producing heat or steam.

We've included actual results from other industrial clients. Read their stories to learn more about the possible solution for your industrial application.

Can Biomass reduce your fuel budget? To find out, please contact the Biomass Energy experts at Thermal Systems, Inc. either by calling 207.883.8981 or by submitting a completed inquiry form.


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