Acorn Energy, Inc.

Type: Public
On the web: http://www.acornfactor.com
Employees: 159
Employee growth: (30.3%)

Holding company Acorn Energy is nuts about its seedlings. The company has controlling or equity positions in four energy infrastructure firms -- CoaLogix, DSIT Solutions (Energy & Security Sonar Solutions), GridSense Systems, and US Sensor Systems (USSI). Its largest company, CoaLogix, helps coal and gas-fired power plants reduce pollution, while Israel-based DSIT Solutions offers underwater acoustic and sonar security systems for the military and offshore oil rigs. GridSense makes electronic monitoring systems for utility companies, and USSI designs fiber optic sensing systems for energy companies.

Key numbers for fiscal year ending December, 2011:
Sales: $18.9M
One year growth: (47.0%)
Net income: $35.4M

Officers:
Chairman Emeritus; Chairman, DSIT Technologies: George Morgenstern
Chairman, President, and CEO: John A. Moore
CFO, Acorn Energy and DSIT: Michael Barth

Competitors:
C-Tech
Enerfab
Schlumberger