Armstrong Energy

Location: Shelocta, PA
Size: 625 Megawatts (MW)
Fuel: Natural Gas and Distillate Oil (backup)
In-Service: 2002
Acquired: 2007
Realized: 2008

This simple-cycle plant provides electric generating capacity to the PJM Interconnection market during periods of peak demand.

Armstrong Energy Limited Partnership LLLP 1-line 300 208

Big Sandy Peaker

Location: Kenova, WV
Size: 300 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2001
Acquired: 2006
Realized: 2016

This simple-cycle plant provides electric generating capacity to the PJM Interconnection market during periods of peak demand.

Big_Sandy-logo-COLOR 150

Calumet Energy

Location: Chicago, IL
Size: 325 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2002
Acquired: 2005
Realized: 2008

This simple-cycle plant provides electric generating capacity to the PJM Interconnection market during periods of peak demand.

Calumet Energy

Commonwealth Chesapeake

Location: New Church, VA
Size: 315 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2000 (Phase I); 2001 (Phase II)
Acquired: 2005
Realized: 2008

This simple-cycle plant provides electric generating capacity to the PJM Interconnection market during periods of peak demand.

Commonwealth Chesapeake

Crete Energy

Location: Crete, IL
Size: 328 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2002
Acquired: 2007
Realized: 2015

This simple-cycle plant provides electric generating capacity to the PJM Interconnection market during periods of peak demand.

Crete Energy

High Desert Power

Location: Victorville, CA
Size: 830 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2003
Acquired: 2006
Realized: 2016

This combined-cycle plant provides electric generating capacity to the California market.

High Desert Power

Holland Energy

Location: Beecher City, IL
Size: 665 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2002
Acquired: 2006
Realized: 2009

This combined-cycle plant provides electric generating capacity to the Midwest Independent System Operator (MISO) market.

Holland Energy

Lincoln Generating

Location: Manhattan, IL
Size: 656 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2000
Acquired: 2007
Realized: 2015

This simple-cycle plant provides electric generating capacity to the PJM Interconnection market during periods of peak demand.

Lincoln Generating

New Covert Generating

Location: South Haven, MI
Size: 1,100 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2004
Acquired: 2008
Realized: 2015

This combined-cycle plant provides electric generating capacity to the Midwest Independent System Operator (MISO) power market.

New Covert Generating

Pleasants Energy

Location: St. Mary’s, WV
Size: 313 Megawatts (MW)
Fuel: Natural Gas and Distillate Oil (backup)
In-Service: 2002
Acquired: 2007
Realized: 2008

This simple-cycle plant provides electric generating capacity to the PJM Interconnection market during periods of peak demand.

New Covert Generating

Rio Nogales Power

Location: Seguin, TX
Size: 800 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2002
Acquired: 2006
Realized: 2012

This combined-cycle plant provides electric generating capacity to the Electric Reliability Council of Texas (ERCOT) market.

Rio Nogales Power

Rolling Hills Generating

Location: Wilkesville, OH
Size: 850 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2003
Acquired: 2008
Realized: 2015

This simple-cycle plant provides electric generating capacity to the PJM Interconnection market during periods of peak demand.

Rolling Hills Generating

Troy Energy

Location: Luckey, OH
Size: 600 Megawatts (MW)
Fuel: Natural Gas and Distillate Oil (backup)
In-Service: 2002
Acquired: 2007
Realized: 2008

This simple-cycle plant provides electric generating capacity to the Midwest Independent Service Operator (MISO) market during periods of peak demand.

Rolling Hills Generating

US Power Generating

Location: New York, NY
Size: 1,901 Megawatts (MW)
Fuel: Natural Gas
In-Service: Various
Acquired: 2013
Realized: 2015

These three simple-cycle facilities provide electric generating capacity to Zone J (NY City) of the New York Independent System Operator (NYISO) Interconnection market.

US Power Generating

University Park Energy

Location: University Park (Chicago), IL
Size: 300 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2001
Acquired: 2006
Realized: 2011

This simple-cycle plant provides electric generating capacity to the PJM Interconnection market during periods of peak demand.

Wolf Hills Energy

Location: Bristol, VA
Size: 250 Megawatts (MW)
Fuel: Natural Gas
In-Service: 2001
Acquired: 2006
Realized: 2016

This simple-cycle electric generating plant provides capacity to the PJM Interconnection market during periods of peak demand.

Caledonia Energy Partners

Business: Gas storage
Location: Caledonia, MS
Size: 11.7 billion cubic feet
Acquired: 2006
In-service: 2007
Realized: 2008

Caledonia Energy Partners, LLC converted a depleted natural gas reservoir into a high-deliverability, multi-cycle gas storage facility that is interconnected with the Tennessee Gas Pipeline.

Caledonia Energy Partners

Frontier Gas Services

Business: Development and management of natural gas midstream assets
Headquarters: Tulsa, OK
Formed: 2009
Realized: 2011

Frontier Gas Services, LLC is a joint venture that was formed by TCM and Energy Spectrum Partners V, LP to back Frontier Energy Services, LLC, an experienced and successful midstream manager and operator, for the acquisition and development of gathering, treating and compression assets in Arkansas and Texas.

Frontier Gas Services

Azure Midstream

Business: Natural gas gathering and processing
Headquarters: Dallas, TX
Acquired: 2013

Azure Midstream Holdings LLC is a joint venture that was formed by TCM and Energy Spectrum Partners VI L.P. to acquire the TGGT and East Texas Gathering pipelines. The system consists of 700 miles of gathering pipeline and processing in North Louisiana and East Texas. Azure also owns the general partner of publicly traded Azure Midstream Partners, L.P. (formerly Marlin Midstream).

Azure Midstream

InfrastruX Group

Business: Infrastructure construction services to the utility industry
Headquarters: Seattle, WA
Acquired: 2006
Partially Realized: 2010

InfrastruX Group, Inc., a leading national provider of infrastructure construction services to utility industries, had more than 4,000 employees and annual revenues approaching $400 million. The Company was sold to Willbros Group, Inc. (NYSE:WG) for cash and stock. A TCM fund is one of Willbros’ largest shareholders and holds two board seats.

InfrastruX Group

Hawkeye

Business: Construction services to the utility industry and state and local municipalities
Headquarters: Hauppauge, NY
Acquired: 2006 by InfrastruX Group, Inc.
Partially Realized: 2010

Acquired by InfrastruX Group with backing from a TCM fund, Hawkeye enabled InfrastruX Group to expand its leading utility infrastructure services business to the Northeast and Mid-Atlantic states. Hawkeye offers services in electric transmission and distribution; line construction; power generation construction and maintenance.

Hawkeye