Industry Sectors

Alternative Energy

Simmons Energy serves renewable and non-traditional types of energy that may have a declining reserve base, and are more environmentally friendly than traditional sources.  


Ira H. Green, Jr.
Managing Director
Tel: 713 546-7307
E-mail | Biography

Spencer W. Rippstein
Managing Director
Tel: 713 546-7326
E-mail | Biography

This sector consists of companies in the generation and production of alternative energy, as well as the equipment and component manufacturers, technology developers and service providers. The alternative energy sector can be divided into several sub-segments including:

Power Generation

  • Solar, wind, geothermal, waste and other power generators
  • Equipment and component manufacturers
  • Installation and maintenance service companies

Alternative Fuels

  • Producers of biofuels such as ethanol, biodiesel and green fuel additives
  • Natural gas fueling companies
  • Feedstock enhancement companies for the biofuel industry


  • Smart grid technology companies
  • Providers of efficiency-improving equipment and materials for buildings and industrial processes
  • Consultants and installers of alternative technology applications at the retail and commercial levels

View full list of transactions for this sector