B. Riley Principal Merger Corp. II and Eos Energy Storage Announce Letter of Intent for Business Combination

B. Riley Financial / June 24, 2020

NEW YORK and EDISON, N.J., June 24, 2020 /PRNewswire/ — B. Riley Principal Merger Corp. II (NYSE: BMRG, BMRG WS, BMRG.U) (“BRPM II”), a special purpose acquisition company sponsored by an affiliate of B. Riley Financial, Inc. (NASDAQ: RILY) (“B. Riley Financial”), and privately held Eos Energy Storage LLC (“Eos”) today announced they have executed a letter of intent (“LOI”) for a business combination transaction (“transaction”) which would result in Eos becoming a publicly listed company.

Founded in 2008, Eos Energy Storage is an established provider of long-duration energy storage focused on providing a domestic solution to a global need: low-cost, safe, and environmentally friendly energy storage. Eos has proven its technology over a ten-year period of testing, development, deployment, and operation, and is focused on accelerating the growth of clean energy in the United States by deploying large scale storage solutions that deliver reliable and cost-competitive power in a safe and environmentally sustainable way. The Eos Aurora® system is designed to meet the requirements of the grid-scale energy storage market using Eos’ patented aqueous, zinc-powered battery technology to offer a safe, scalable, fully recyclable and sustainable alternative to lithium-ion battery power. Its patented Znyth® technology requires just five core commodity materials – all of which are Earth-abundant, non-conflict minerals, and are 100% recyclable. Eos’ battery is non-flammable and does not require any moving parts or pumps, which allows for simple upkeep and market-leading low-cost operations.

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