Default company panoramic image

UltraCell Insulation

UltraCell Insulation LLC makes high performance building insulation from recycled corrugated cardboard, using a patented and proven process.

  • Stage Full Product Ready
  • Industry Clean Technology
  • Location Cambridge, MA, US
  • Currency USD
  • Founded January 2013
  • Employees 5
  • Incorporation Type LLC
  • Website

Company Summary

UltraCell Insulation LLC is commercializing a breakthrough process for producing thermal insulation from recycled corrugated cardboard. UltraCell’s technology is patented, with proven economics and product quality advantages. A 10 year agreement with the nation’s largest corrugated recycling plant positions the company for $25M in annual revenues and we have already lined up millions of dollars in pre-orders at attractive margins.


  • 36515c33 f6d0 44eb 96b0 2f0c66f65102
    Chief Executive Officer and Chairman

    With 20 years of experience as an executive and entrepreneur, Mr. Strimling founded and scaled multiple successful ventures, including, which he grew to $10M in 2 1/2 years. Then, as CEO of SMTP, Strimling transformed a slow-growing $6M business into a NASDAQ-listed technology leader on pace to sell $18M just three years later.

    Strimling has Masters Degrees in Engineering and Management from MIT’s Sloan School of Management.

  • Default avatar
    Bill Hulstrunk
    Director of Technical Services and Product Quality

    Hulstrunk is a well-known and well-respected expert in cellulose insulation. He served as Technical Manager for National Fiber prior to joining UltraCell, and served on the Board of Directors of the Cellulose Insulation Manufacturers Association from 2013 through 2015. Hulstrunk has more than 20 years of experience in building science, weatherization, and energy conservation.

  • 3157a42c 8f43 4d8f 9e59 b05f34830f27
    Vice President of Finance

    Wintle is responsible for the Company’s financial strategy and management. He has 20 years of accounting and finance experience, primarily in energy and high tech companies, most recently serving as the CFO of International WoodFuels, a renewable energy development company. Wintle has a strong track record in accounting, financial management, and operations. He graduated from UNH with a BA and MBA in Business Administration.

Previous Investors