AGREEMENT REGARDING ASSIGNMENTS OF CERTAIN MAINTENANCE AGREEMENTS, THE PURCHASE OF CERTAIN ASSETS, AND RELATED MATTERS BY AND BETWEEN AEGIS ENERGY SERVICES LLC, AS ASSIGNOR & SELLER AND TECOGEN INC., AS ASSIGNEE & PURCHASER DATED AS OF MARCH 15, 2023Assignment and Purchase Agreement • March 16th, 2023 • Tecogen Inc. • Air-cond & warm air heatg equip & comm & indl refrig equip • Massachusetts
