 WALTHAM, Mass., July 13, 2021 GLOBE NEWSWIRE -- via NewMediaWire -- Tecogen Inc. OTCQX: TGEN, will release financial results for the second quarter of 2021 on Thursday, August 12, 2021. The earnings press release and supplemental earnings call slides will be available on the Companys website at in the Investor Relations section under Financial Results. Members of Tecogens senior management will hold a conference call and webcast on the same day at 11:00 AM Eastern Time to discuss the companys second quarter 2021 financial performance. 