Dianne Griffiths, PE


Dianne Griffiths

Started with Firm: 1998

M.S. Mechanical Engineering, University of California, Berkeley, CA
B.S. Mechanical Engineering, University of Massachusetts, Amherst, MA

Licensed Professional Engineer in the State of Connecticut

Dianne Griffiths is the President of Steven Winter Associates, Inc., managing business operations throughout the company. Ms. Griffiths is a licensed Professional Engineer with over thirty years of experience in evaluating residential, commercial, and industrial energy systems with specific emphasis on energy efficiency and HVAC systems.

Ms. Griffiths’ wide range of expertise includes energy modeling and analysis, product development, laboratory testing, new technology field testing and demonstration, mechanical design, and energy savings measurement and verification.

In addition to company-wide responsibilities, Ms. Griffiths actively manages an engineering group that provides a variety of services to the building industry including: energy modeling, HVAC distribution system design, renewable system design, equipment specification, construction training, field monitoring, and system performance evaluation. The group’s major project clients have included the U.S. Department of Energy, the State of Connecticut, U.S. Environmental Protection Agency, the U.S. Department of Housing and Urban Development, Northeast Utilities/ Eversource Energy, New York State Energy Research and Development Authority, and Northeast Energy Efficiency Partnerships.