
About Us
About Us
About Us
Powering a sustainable future
Fullmark Energy delivers powerful financial, decarbonization, and grid enhancement benefits through innovative energy storage solutions.



Who We Are
Who We Are
Who We Are
We believe that energy storage is the foundation of an achievable, balanced, and sustainable energy transition.
Our Mission
To accelerate the global energy transition by developing, owning, and operating innovative energy storage solutions that enhance grid reliability, increase renewable energy integration, and create value for all stakeholders.
Our History
Founded in 2018, Fullmark Energy emerged from a vision to address the growing need for grid-scale energy storage solutions. Our founders recognized that as renewable energy adoption increased, so would the demand for effective storage technologies to balance supply and demand.
Our Vision
We're committed to pioneering innovative storage solutions that maximize efficiency and return on investment, supporting communities in achieving their decarbonization targets, and maintaining industry-leading safety and operational standards throughout all our operations.







Safety Practices
Safety Practices
Safety Practices
The safety of people and property is Fullmark Energy’s top priority.
Equipment Certification
Fullmark Energy uses battery equipment that is UL 9540 certified, a rigorous universal standard designed to meet or exceed local, state, national, and international building and fire codes.
Equipment Certification
Fullmark Energy uses battery equipment that is UL 9540 certified, a rigorous universal standard designed to meet or exceed local, state, national, and international building and fire codes.
Equipment Certification
Fullmark Energy uses battery equipment that is UL 9540 certified, a rigorous universal standard designed to meet or exceed local, state, national, and international building and fire codes.
Pre-Operation Testing
Before operation, all new utility-scale battery systems pass safety tests to ensure they conform with the highest standards.
Pre-Operation Testing
Before operation, all new utility-scale battery systems pass safety tests to ensure they conform with the highest standards.
Pre-Operation Testing
Before operation, all new utility-scale battery systems pass safety tests to ensure they conform with the highest standards.
Temperature Management
Our energy storage projects use ventilation and industrial cooling equipment to maintain safe operating temperatures for all batteries.
Temperature Management
Our energy storage projects use ventilation and industrial cooling equipment to maintain safe operating temperatures for all batteries.
Temperature Management
Our energy storage projects use ventilation and industrial cooling equipment to maintain safe operating temperatures for all batteries.
Safety Automation
Battery and energy management systems are utilized at each project to continuously monitor, control, and optimize facility performance. These management systems automatically disconnect components at risk of failure to prevent damage.
Safety Automation
Battery and energy management systems are utilized at each project to continuously monitor, control, and optimize facility performance. These management systems automatically disconnect components at risk of failure to prevent damage.
Safety Automation
Battery and energy management systems are utilized at each project to continuously monitor, control, and optimize facility performance. These management systems automatically disconnect components at risk of failure to prevent damage.
Real-Time Monitoring
Our facilities are monitored every minute of the year by energy professionals who are trained in properly identifying and responding to thermal events.
Real-Time Monitoring
Our facilities are monitored every minute of the year by energy professionals who are trained in properly identifying and responding to thermal events.
Real-Time Monitoring
Our facilities are monitored every minute of the year by energy professionals who are trained in properly identifying and responding to thermal events.
Safety Barriers
Fullmark Energy projects utilize appropriate spacing, non-conductive materials, and firebreaks where appropriate.
Safety Barriers
Fullmark Energy projects utilize appropriate spacing, non-conductive materials, and firebreaks where appropriate.
Safety Barriers
Fullmark Energy projects utilize appropriate spacing, non-conductive materials, and firebreaks where appropriate.
Emergency Preparedness
Fullmark Energy engages local first responders in preparatory emergency operations planning, including hosting specialized firefighter training classes.
Emergency Preparedness
Fullmark Energy engages local first responders in preparatory emergency operations planning, including hosting specialized firefighter training classes.
Emergency Preparedness
Fullmark Energy engages local first responders in preparatory emergency operations planning, including hosting specialized firefighter training classes.
Personnel Health and Safety
Our safety program aligns with industry best practices in risk identification and mitigation, regulatory compliance, safety training, incident tracking, and contractor oversight. This ensures the safety of our personnel.
Personnel Health and Safety
Our safety program aligns with industry best practices in risk identification and mitigation, regulatory compliance, safety training, incident tracking, and contractor oversight. This ensures the safety of our personnel.
Personnel Health and Safety
Our safety program aligns with industry best practices in risk identification and mitigation, regulatory compliance, safety training, incident tracking, and contractor oversight. This ensures the safety of our personnel.
Safety FAQ
Safety FAQ
Safety FAQ
Your energy storage questions, our expert answers.
Are energy storage system fires hazardous to first responders?
Are energy storage system fires hazardous to first responders?
Are energy storage system fires hazardous to first responders?
Do battery storage projects release toxic fumes?
Do battery storage projects release toxic fumes?
Do battery storage projects release toxic fumes?
Do batteries pollute the air or groundwater during operations?
Do batteries pollute the air or groundwater during operations?
Do batteries pollute the air or groundwater during operations?
How are battery energy storage systems regulated?
How are battery energy storage systems regulated?
How are battery energy storage systems regulated?
How are batteries impacted by extreme weather events?
How are batteries impacted by extreme weather events?
How are batteries impacted by extreme weather events?
What is the likelihood of thermal runaway?
What is the likelihood of thermal runaway?
What is the likelihood of thermal runaway?

Our Team
Our Team
Our Team
Meet the leadership team that powers Fullmark.
Meet Our Team
Meet the leadership team that powers Fullmark.

Chris McKissack has been President and CEO of Fullmark Energy since August 2024. An innovator in the energy storage industry, Chris brings over 20 years of experience in the power sector, including engineering and management roles at GE Energy, ComEd, and Lincoln Renewable Energy. Before joining Fullmark Energy, Chris was CEO and a board member at GlidePath Power Solutions.

Chris McKissack has been President and CEO of Fullmark Energy since August 2024. An innovator in the energy storage industry, Chris brings over 20 years of experience in the power sector, including engineering and management roles at GE Energy, ComEd, and Lincoln Renewable Energy. Before joining Fullmark Energy, Chris was CEO and a board member at GlidePath Power Solutions.

Chris McKissack has been President and CEO of Fullmark Energy since August 2024. An innovator in the energy storage industry, Chris brings over 20 years of experience in the power sector, including engineering and management roles at GE Energy, ComEd, and Lincoln Renewable Energy. Before joining Fullmark Energy, Chris was CEO and a board member at GlidePath Power Solutions.

John Bonner is Senior Vice President, Finance at Fullmark Energy. John has more than 16 years of experience in corporate finance and renewable energy investments. Before joining Fullmark, John held finance, strategy, and investment banking roles at Centrica, IronClad Energy Ventures, and Ewing Bemiss & Co.

John Bonner is Senior Vice President, Finance at Fullmark Energy. John has more than 16 years of experience in corporate finance and renewable energy investments. Before joining Fullmark, John held finance, strategy, and investment banking roles at Centrica, IronClad Energy Ventures, and Ewing Bemiss & Co.

John Bonner is Senior Vice President, Finance at Fullmark Energy. John has more than 16 years of experience in corporate finance and renewable energy investments. Before joining Fullmark, John held finance, strategy, and investment banking roles at Centrica, IronClad Energy Ventures, and Ewing Bemiss & Co.

Donna Rolf is General Counsel at Fullmark Energy. Donna brings over 14 years of executive experience in the renewable energy industry and 25 years of legal experience. In addition to her work in the renewable energy industry, Donna has been a transformative leader in real estate, finance, and startups while also serving on several boards.

Donna Rolf is General Counsel at Fullmark Energy. Donna brings over 14 years of executive experience in the renewable energy industry and 25 years of legal experience. In addition to her work in the renewable energy industry, Donna has been a transformative leader in real estate, finance, and startups while also serving on several boards.

Donna Rolf is General Counsel at Fullmark Energy. Donna brings over 14 years of executive experience in the renewable energy industry and 25 years of legal experience. In addition to her work in the renewable energy industry, Donna has been a transformative leader in real estate, finance, and startups while also serving on several boards.

Nicholas Peri is Vice President, Asset Management and Operations at Fullmark Energy. Nicholas brings more than 13 years of asset, operations, and risk management experience in the energy industry. Nicholas previously held risk and asset management roles at esVolta, Invenergy, Exelon, and WEC Energy Group.

Nicholas Peri is Vice President, Asset Management and Operations at Fullmark Energy. Nicholas brings more than 13 years of asset, operations, and risk management experience in the energy industry. Nicholas previously held risk and asset management roles at esVolta, Invenergy, Exelon, and WEC Energy Group.

Nicholas Peri is Vice President, Asset Management and Operations at Fullmark Energy. Nicholas brings more than 13 years of asset, operations, and risk management experience in the energy industry. Nicholas previously held risk and asset management roles at esVolta, Invenergy, Exelon, and WEC Energy Group.

Sara Bishop is Fullmark Energy’s Vice President, Commercial Analytics. Sara has more than 25 years of analytics experience for independent power producers (IPPs) and trading organizations. Before joining Fullmark, Sara held positions with Calpine, Dynegy, and Citadel Investment Group.

Sara Bishop is Fullmark Energy’s Vice President, Commercial Analytics. Sara has more than 25 years of analytics experience for independent power producers (IPPs) and trading organizations. Before joining Fullmark, Sara held positions with Calpine, Dynegy, and Citadel Investment Group.

Sara Bishop is Fullmark Energy’s Vice President, Commercial Analytics. Sara has more than 25 years of analytics experience for independent power producers (IPPs) and trading organizations. Before joining Fullmark, Sara held positions with Calpine, Dynegy, and Citadel Investment Group.

David Caplan is Fullmark Energy’s Senior Director, Project Delivery. David has more than a dozen years of energy industry experience in owner-side engineering, procurement, and construction management. Prior to joining Fullmark, David held positions at Acciona Energia and ExxonMobil.

David Caplan is Fullmark Energy’s Senior Director, Project Delivery. David has more than a dozen years of energy industry experience in owner-side engineering, procurement, and construction management. Prior to joining Fullmark, David held positions at Acciona Energia and ExxonMobil.

David Caplan is Fullmark Energy’s Senior Director, Project Delivery. David has more than a dozen years of energy industry experience in owner-side engineering, procurement, and construction management. Prior to joining Fullmark, David held positions at Acciona Energia and ExxonMobil.

Andrew Riebel serves as Fullmark Energy’s Senior Director, Head of Development. Andrew has nearly a decade of management and engineering experience in the power industry, including over four years in energy storage. Before joining Fullmark, Andrew held engineering, project management, and strategic commercial roles at ABB and Dashiell Corporation.

Andrew Riebel serves as Fullmark Energy’s Senior Director, Head of Development. Andrew has nearly a decade of management and engineering experience in the power industry, including over four years in energy storage. Before joining Fullmark, Andrew held engineering, project management, and strategic commercial roles at ABB and Dashiell Corporation.

Andrew Riebel serves as Fullmark Energy’s Senior Director, Head of Development. Andrew has nearly a decade of management and engineering experience in the power industry, including over four years in energy storage. Before joining Fullmark, Andrew held engineering, project management, and strategic commercial roles at ABB and Dashiell Corporation.

Blake brings over 20 years of impressive experience in energy project management, including leading the delivery of 23 successful grid-scale renewable projects at ENGIE North America. His background combines extensive utility infrastructure expertise with valuable leadership skills honed during his service as an Engineer Officer in the U.S. Army.

Blake brings over 20 years of impressive experience in energy project management, including leading the delivery of 23 successful grid-scale renewable projects at ENGIE North America. His background combines extensive utility infrastructure expertise with valuable leadership skills honed during his service as an Engineer Officer in the U.S. Army.

Blake brings over 20 years of impressive experience in energy project management, including leading the delivery of 23 successful grid-scale renewable projects at ENGIE North America. His background combines extensive utility infrastructure expertise with valuable leadership skills honed during his service as an Engineer Officer in the U.S. Army.
Careers
Careers
Careers
Join a team on the frontline of storage solutions.
Why join the Fullmark team?
A career at Fullmark Energy is an opportunity to shape a cleaner, more affordable, and equitable energy future. Our ability to achieve that mission depends on our people, which is why we value and foster a company culture defined by integrity, agility, and continuous improvement. Come join us!
Current open positions
If you don’t see an open position that matches your skills, we’d still love to hear from you! Apply under General Application and let’s discuss how you can be a part of our team.
Questions & Inquiries
You've got questions, we've got answers.
Questions & Inquiries
You've got questions, we've got answers.
Questions & Inquiries