Stone Mountain Technologies, Inc. (SMTI), a leading developer of high efficiency heat pump technologies using natural refrigerants, has announced the closing of its Series A financing, totaling US$15 million. Energy Impact Partners (EIP) joins previous SMTI investors Enbridge Gas, Beckett Thermal Solutions, and Southern California Gas Company.

Latham & Watkins LLP represents SMTI in the financing with an emerging companies team led by Boston partner Spencer Ricks and associate Martha Anderson.