About Us

About Us

Mercury Governor Group (MGG) is a Small Business headquartered in York, Pennsylvania, with a regional office in Washington State. Comprised of two Senior Partners and a group of team members  that focus on their specific industry (electrical and hydraulic). MGG specializes in governor systems, hydraulic power units, digital governor training classes and technical consulting services. We offer on-site troubleshooting, calibration, overhaul, training and/or testing services for all types of mechanical and digital governors.


About Us

Mercury Governor Plant
Dinorwig Plant Generator Floor
Box Canyon Dam and Powerplant

75+

Years of
experience

WHO WE ARE


Core Competencies: 

  • MGG has over 75 years’ collected experience in hydro governors.
  • MGG has an in-depth understanding of governor performance requirements for Islanded, Isolated and Grid-Connected operation.
  • The Principal of MGG have been involved in the design, sale, execution, and commissioning of over 150 digital governor projects.
  • The Principal of MGG is an active participant in the IEEE HydroCommittee and has presented numerous technical papers at domestic and international hydro conferences.
  • MGG has over 25 years’ experience with Hydraulic Power Units. MGG supports all Governor OEM types (Woodward, Pelton, Voith, American Governor, L&S Electric, Emerson, and General Electric).


Areas of Expertise: 

  • Governor Technical Support
  • Governor Troubleshooting
  • Governor Training Classes
  • Governor Consulting Services
  • Specification Writing
  • MOD 27 Testing Support
  • Legacy Digital Governor Support (American Governor, L&S Electric)
  • Legacy Mechanical Governor Support (Woodward, Pelton)
  • Legacy Governor Oil Pumps and Unloader Systems (Woodward, Pelton)
  • Hydraulic Power Units and Feedback Sensors
  • Standardized hydraulic valve manifolds (Woodward, Pelton)
  • Standardized pump unloader kits (Woodward, Pelton).

Our Way of Doing Business

  • Prompt, Responsive Service by knowledgeable Governor Experts
  • Down-to-Earth Pricing and uncomplicated contractual negotiations
  • Listen to the Customer first, then respond to their expressed needs
  • Never Oversell: focus on the simplest, most economical approach
  • Strive always to not only meet, but surpass Customer expectations
  • Going Above and Beyond: that’s the Mercury Governor Way
Dinorwig Plant
Box Canyon Dam and Powerplant

75+

Years of
experience

WHO WE ARE

Mercury Governor Group (MGG) is a Small Business headquartered in York, Pennsylvania, with a regional office in Washington State. Comprised of two Senior Partners and a group of contracted team members, MGG specializes in digital hydrogovernor systems and hydraulic power units and offers basic and advanced digital governor training classes and a variety of technical consulting services. We offer on-site troubleshooting, calibration, overhaul, training and/or testing services for all types of mechanical and digital governors.


Core Competencies: 

  • MGG has over 75 years’ collected experience in hydro governors.
  • MGG has an in-depth understanding of governor performance requirements for Islanded, Isolated and Grid-Connected operation.
  • The Principal of MGG have been involved in the design, sale, execution, and commissioning of over 150 digital governor projects.
  • The Principal of MGG is an active participant in the IEEE HydroCommittee and has presented numerous technical papers at domestic and international hydro conferences.
  • MGG has over 20 years’ experience with Hydraulic Power Units. MGG supports all Governor OEM types (Woodward, Pelton, Voith, American Governor, L&S Electric, Emerson, and General Electric).


Areas of Expertise: 

  • Governor Telephone Technical Support
  • Governor Troubleshooting,
  • Testing and Reprogramming
  • Governor Training Classes
  • Governor Consulting Services
  • Fleet Analysis
  • Specification Writing
  • Governor Responsiveness Testing
  • Analysis and Re-tuning
  • Legacy Digital Governor Support (American Governor, L&S Electric, et al)
  • Legacy Mechanical Governor Support (Woodward, Pelton, et al)
  • Legacy Governor Oil Pumps and Unloader Systems (Woodward, Pelton)
  • Digital Governors
  • Hydraulic Power Units and Feedback Sensors
  • Governor Support and Maintenance Plans (annual or multi-year)
  • Standardized digital governor retrofit systems
  • Standardized hydraulic valve manifolds (Woodward, Pelton)
  • Standardized pump unloader kits (Woodward, Pelton).

Our Way of Doing Business

  • Prompt, Responsive Service by knowledgeable Governor Experts
  • Down-to-Earth Pricing and uncomplicated contractual negotiations
  • Listen to the Customer first, then respond to their expressed needs
  • Never Oversell: focus on the simplest, most economical approach
  • Strive always to not only meet, but surpass Customer expectations
  • Going Above and Beyond: that’s the Mercury Governor Way
Plant Generator
Box Canyon Dam

75+

Years of
experience

75+

Years of
experience

WHO WE ARE

Mercury Governor Group (MGG) is a Small Business headquartered in York, Pennsylvania, with a regional office in Washington State. Comprised of two Senior Partners and a group of contracted team members, MGG specializes in digital hydrogovernor systems and hydraulic power units and offers basic and advanced digital governor training classes and a variety of technical consulting services. We offer on-site troubleshooting, calibration, overhaul, training and/or testing services for all types of mechanical and digital governors.


Core Competencies: 

  • MGG has over 75 years’ collected experience in hydro governors.
  • MGG has an in-depth understanding of governor performance requirements for Islanded, Isolated and Grid-Connected operation.
  • The Principal of MGG have been involved in the design, sale, execution, and commissioning of over 150 digital governor projects.
  • The Principal of MGG is an active participant in the IEEE HydroCommittee and has presented numerous technical papers at domestic and international hydro conferences.
  • MGG has over 20 years’ experience with Hydraulic Power Units. MGG supports all Governor OEM types (Woodward, Pelton, Voith, American Governor, L&S Electric, Emerson, and General Electric).


Areas of Expertise: 

  • Governor Telephone Technical Support
  • Governor Troubleshooting,
  • Testing and Reprogramming
  • Governor Training Classes
  • Governor Consulting Services
  • Fleet Analysis
  • Specification Writing
  • Governor Responsiveness Testing
  • Analysis and Re-tuning
  • Legacy Digital Governor Support (American Governor, L&S Electric, et al)
  • Legacy Mechanical Governor Support (Woodward, Pelton, et al)
  • Legacy Governor Oil Pumps and Unloader Systems (Woodward, Pelton)
  • Digital Governors
  • Hydraulic Power Units and Feedback Sensors
  • Governor Support and Maintenance Plans (annual or multi-year)
  • Standardized digital governor retrofit systems
  • Standardized hydraulic valve manifolds (Woodward, Pelton)
  • Standardized pump unloader kits (Woodward, Pelton).

Our Way of Doing Business

  • Prompt, Responsive Service by knowledgeable Governor Experts
  • Down-to-Earth Pricing and uncomplicated contractual negotiations
  • Listen to the Customer first, then respond to their expressed needs
  • Never Oversell: focus on the simplest, most economical approach
  • Strive always to not only meet, but surpass Customer expectations
  • Going Above and Beyond: that’s the Mercury Governor Way

WHO WE ARE

Mercury Governor Group (MGG) is a Small Business headquartered in York, Pennsylvania, with a regional office in Washington State. Comprised of two Senior Partners and a group of contracted team members, MGG specializes in digital hydrogovernor systems and hydraulic power units and offers basic and advanced digital governor training classes and a variety of technical consulting services. We offer on-site troubleshooting, calibration, overhaul, training and/or testing services for all types of mechanical and digital governors.


Core Competencies: 

  • MGG has over 75 years’ collected experience in hydro governors.
  • MGG has an in-depth understanding of governor performance requirements for Islanded, Isolated and Grid-Connected operation.
  • The Principal of MGG have been involved in the design, sale, execution, and commissioning of over 150 digital governor projects.
  • The Principal of MGG is an active participant in the IEEE HydroCommittee and has presented numerous technical papers at domestic and international hydro conferences.
  • MGG has over 20 years’ experience with Hydraulic Power Units. MGG supports all Governor OEM types (Woodward, Pelton, Voith, American Governor, L&S Electric, Emerson, and General Electric).


Areas of Expertise: 

  • Governor Telephone Technical Support
  • Governor Troubleshooting,
  • Testing and Reprogramming
  • Governor Training Classes
  • Governor Consulting Services
  • Fleet Analysis
  • Specification Writing
  • Governor Responsiveness Testing
  • Analysis and Re-tuning
  • Legacy Digital Governor Support (American Governor, L&S Electric, et al)
  • Legacy Mechanical Governor Support (Woodward, Pelton, et al)
  • Legacy Governor Oil Pumps and Unloader Systems (Woodward, Pelton)
  • Digital Governors
  • Hydraulic Power Units and Feedback Sensors
  • Governor Support and Maintenance Plans (annual or multi-year)
  • Standardized digital governor retrofit systems
  • Standardized hydraulic valve manifolds (Woodward, Pelton)
  • Standardized pump unloader kits (Woodward, Pelton).

Our Way of Doing Business

  • Prompt, Responsive Service by knowledgeable Governor Experts
  • Down-to-Earth Pricing and uncomplicated contractual negotiations
  • Listen to the Customer first, then respond to their expressed needs
  • Never Oversell: focus on the simplest, most economical approach
  • Strive always to not only meet, but surpass Customer expectations
  • Going Above and Beyond: that’s the Mercury Governor Way

Certifications & qualifications

Our proposed governor systems will comply fully with the following US and International standards: 

ASME PTC-29 “Speed Governing Systems for Hydraulic Turbine Generators"

IEEE 125-2007  “IEEE Recommended Practice for Preparation of Equipment Specifications for Speed Governing of Hydraulic Turbines Intended to Drive Electric Generators”

NERC requirements for governor responsiveness applicable to the MISO region

ISNetworld Approved

Highwire Approved

highwire Approved

NERC requirements for governor responsiveness applicable to the MISO region

Certifications & qualifications

Expertise

Our proposed governor systems will comply fully with the following US and International standards: 

IEEE 125-2007  “IEEE Recommended Practice for Preparation of Equipment Specifications for Speed Governing of Hydraulic Turbines Intended to Drive Electric Generators”

ASME PTC-29 “Speed Governing Systems for Hydraulic Turbine Generators"

NERC requirements for governor responsiveness applicable to the MISO region

NERC requirements for governor responsiveness applicable to the MISO region

                   ISNetworld Approved

                   ISNetworld Approved

                   ISNetworld Approved

ISNetworld Approved

 Highwire Approved

Certifications & qualifications

Expertise

Our proposed governor systems will comply fully with the following US and International standards: 

IEEE 125-2007  “IEEE Recommended Practice for Preparation of Equipment Specifications for Speed Governing of Hydraulic Turbines Intended to Drive Electric Generators”

ASME PTC-29 “Speed Governing Systems for Hydraulic Turbine Generators"

NERC requirements for governor responsiveness applicable to the MISO region