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User Access

The ESIF houses an unparalleled collection of state-of-the-art capabilities to study clean energy technologies at all scales—from developing and validating individual appliances or components to running megawatt-sized grid simulations.

the Energy Systems Integration Facility

Designated as an official U.S. Department of Energy (DOE) user facility, the scientific capabilities—researchers, instruments and facilities—are available for use by the global research community. Through its user access program, the ESIF allows researchers access to its premier laboratories in support of research and development that aims to optimize our entire energy system at full power.

Requests for access to the ESIF are accepted on an ongoing basis, depending on availability. Various types of solicitations for proposals are also posted throughout the year. See below for current opportunities and instructions to request access to the ESIF.

To Submit a Request:

NREL Staff should submit requests through the ESIF Laboratory Access page on theSource. All others should follow the steps below.

Step 1: Fill out the ESIF User Request for Access to Laboratory Resources.

Step 2: Submit your request on the ESIF User Request Portal

ESIF engineering and operations staff will conduct a feasibility review and get in touch by phone to discuss details if needed. Requestors will be notified by email of the status of their request. Please allow at least 10-20 business days for this review.

Current Opportunities

There are no calls for specific project proposals at this time. Please check back throughout the year for featured opportunities, and be sure to subscribe to our newsletter to stay up to date on the latest news, calls for proposals, and events at the ESIF.

Additional Information

Non-NREL parties wishing to work onsite at the ESIF must adhere to all onboarding and training requirements to access the laboratory. Learn more about NREL's site security procedures.

For more information on partnering agreements, please view NREL's Technology Partnership Agreements page.

Please direct questions to