About Us

Powering a sustainable future

Fullmark Energy delivers powerful financial, decarbonization, and grid enhancement benefits through innovative energy storage solutions.

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.

Close-up of a scientist holding a tray of petri dishes with purple cultures, wearing gloves and safety gear.

A man in a white lab coat working at a computer, viewing a 3D model on the screen in a laboratory or office setting.

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

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

Safety FAQ

Your energy storage questions, our expert answers.

If you have further questions, please reach out via our Contact page.

Are energy storage system fires hazardous to first responders?

Do battery storage projects release toxic fumes?

Do batteries pollute the air or groundwater during operations?

How are battery energy storage systems regulated?

How are batteries impacted by extreme weather events?

What is the likelihood of thermal runaway?

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!

Come Work with Us

To explore and apply for our current openings, please use the link below.

Current Open Positions

Questions & Inquiries

You've got questions, we've got answers.

Questions & Inquiries