TECOGEN INC. (NASDAQ:TGEN) Files An 8-K Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
Item 5.02

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

Effective July 1, 2017, Tecogen Inc. (the "Company") appointed Deanna Petersen as a new member of the Company's Board of Directors,to serve until the Company's 2018 annual meeting of the stockholders, or until her successor is duly elected and qualified.

Since January of 2016, Ms. Petersen has been the Chief Business Officer of AVROBIO in Cambridge, Massachusetts. From 2009 to 2015 Ms. Petersen was the Vice President of Business Development at Shire Pharmaceuticals in Lexington, Massachusetts. As Vice President of Business Development, Ms. Petersen lead the development, prioritization and execution of overall corporate and business development strategies for Shire Pharmaceuticals. Also at Shire Pharmaceuticals, Ms. Petersen initiated and managed partnering, licensing and merger and acquisition activities worldwide. It is Ms. Petersen's expertise in strategic planning and business development that makes Ms. Petersen a valuable addition to the Company's Board of Directors.

Mrs. Petersen holds a Bachelor of Science in Biology from Iowa State University and a Master of Business Administration from The University of Iowa.

There is no arrangement or understanding between Ms. Petersen and any other persons to which she was selected as adirector,nor are there any family relationships between Ms. Petersen and any of the Company’s executive officers anddirectors. In addition, there are no transactions involving the Company and Ms. Petersen that are reportable to Item 404(a) of Regulation S-K under the Securities Act of 1933, as amended.

About TECOGEN INC. (NASDAQ:TGEN)

Tecogen Inc. designs, manufactures, sells and maintains cogeneration products, including combined heat and power (CHP), air conditioning systems and water heaters for residential, commercial, recreational and industrial use. The Company is engaged in the business of manufacturing and supporting CHP products based on engines fueled by natural gas. The Company manufactures over three types of CHP products, such as cogeneration units that supply electricity and hot water, chillers that provide air-conditioning and hot water, and water heaters. Its commercial product line includes the InVerde, InVerde e+ and TECOGEN cogeneration units; TECOCHILL chillers; Ilios high-efficiency water heaters, and Ultera emissions control technology. Its customers include hospitals and nursing homes, hotels and motels, office and retail buildings, and military installations. Its cogeneration systems and chillers use the engine, the TecoDrive 7400 model.