Energy Storage Storing bulk energy for long durations is vital to the energy transition Energy storage has been the cornerstone of Haddington’s investments over the last 40 years. Haddington is a pioneer in commercial cavern storage and Compressed Air Energy Storage (CAES) in the U.S. Our Storage Experience Featured Portfolio Company APEX CAES is developing two compressed air energy storage (CAES) sites in the ERCOT, Texas market. CAES is a proven and reliable energy storage technology unique in its ability to efficiently store and deploy energy on a large scale, in order to provide low-cost energy and ancillary services with lower emissions than other dispatchable alternatives. The information presented herein does not represent the full list of portfolio company investments made by Haddington Ventures LLC over its history. This information is not intended to be a recommendation to buy or sell any securities. You may request a full list of investments by contacting us. Investments may be subject to change without prior notification.