2018 Annual Meeting of Stockholders

Jun 6, 2018 • 1:00pm EST

45 First Avenue, Waltham, Massachusetts, 02451

20th Annual Global Investment Conference

Sep 6, 2018

St. Regis Hotel, New York, NY

2018 World LPG Forum

Oct 2–Oct 4, 2018

Houston, Texas

Presentation

Third Quarter 2018 Earnings Call

Nov 13, 2018 • 11:00am EST

Webcast

31st Annual ROTH Conference

Mar 19, 2019 • 7:00am - 4:00pm PST

The Ritz Carlton, Laguna Niguel in Orange County, CA

Presentation

2019 Annual Meeting of Stockholders

Jun 6, 2019 • 1:00pm EST

45 First Avenue, Waltham, Massachusetts, 02451

MODEX 2020

Mar 9–Mar 12, 2020

Georgia World Congress Center in Atlanta, Georgia

Coronavirus Restrictions Conference Call

Apr 1, 2020 • 11:00am EST

2020 Annual Meeting of Stockholders

Jun 5, 2020 • 1:00pm EST

Waltham, MA

Tecogen Voluntary NASDAQ Delisting Conference Call

Jun 4, 2020 • 11:00am EST

Propane Event

Feb 25, 2021 • 2:00pm EST