Utility DERMS case studies: DERMS that works
More than 250 utilities run their DERMS on OATI.
These case studies show deployments at investor-owned utilities and cooperatives, and what made them work: integration with the systems already in place, a modular start, and a platform that grows with the program.

The case studies answers
- What made these deployments work at scale?
- Where did each utility start, and what did it add next?
- How does OATI DERMS work with the systems already in place?
For DERMS program owners at investor-owned utilities and cooperatives.
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From meters to markets
OATI delivered the industry’s first DERMS in 2009. Seventeen years on, OATI DERMS is the most-deployed DERMS, integrating distributed resources with wholesale markets, legacy systems and the technologies still to come.
Demand response at scale, battery storage portfolios, AMI 2.0 integration: the case studies show where each utility started and how the program grew.
Quick answers
What is a utility DERMS?
A distributed energy resource management system gives a utility visibility and control of distributed energy resources such as batteries, solar, smart thermostats and EV chargers, so they can serve peak management and reliability.
How many utilities use OATI DERMS?
More than 250 utilities run their DERMS on OATI.
What do the case studies cover?
Deployments at investor-owned utilities and cooperatives: interoperability, modular architecture and scaling from a first program to the enterprise.