1990GEM and Rudolph/Libbe open an office in Detroit, MI, due to increased project work with the Ford Motor Company.
Hussien Shousher is named president of GEM.
Bill Rudolph becomes chairman of the Rudolph/Libbe Companies Inc.
1999GEM opens a Lima, OH, office to support several large customers in the chemical processing industry.
2003GEM begins work on the retail, dining and entertainment facilities for Town Center at Levis Commons.
The GEM and Rudolph/Libbe Cleveland, OH, office opens.
The Rudolph-Libbe Companies add millwright capabilities.
2009GEM acquires BHP Energy Solutions, Ltd., a regional distributor of Capstone® microturbines. This new acquisition offers facility owners turnkey solutions for clean, energy-saving onsite power generation.
2010GEM Energy opens a satellite office in Saratoga Springs, NY, to support the sales of combined heat and power systems in New York state.
2014R/L Solar, a division of the Rudolph/Libbe Companies, begins marketing under the GEM Energy brand.
2014In August, GEM Energy commissions two C65 Capstone MicroTurbines at Washtenaw Community College, Ann Arbor, Michigan.