7AC Technologies, a developer of ultra-high-efficiency air conditioning systems, has raised $460,000 in a round of venture capital, according to a new filing by the company with the Securities and Exchange Commission. Twelve investors participated in the financing. Clean Energy Group and 1&12 Ventures are previous investors in the company.

7AC Technologies, Inc. develops revolutionary Ultra Efficient Liquid Desiccant HVAC systems for Commercial and Industrial (C&I) buildings delivering a 50%+ reduction in energy costs over conventional HVAC units.