HOUSTON–(BUSINESS WIRE)–ARM Energy Holdings, LLC (“ARM” or “Company”), a leading infrastructure and energy marketing services firm committed to customer-centric solutions, today announced that Tokyo Gas America Ltd. (“Tokyo Gas America”), a wholly owned subsidiary of Tokyo Gas Co., Ltd. (“Tokyo Gas”) has acquired a minority equity interest in a newly-formed entity, ARM Energy Trading, LLC (“ARM Energy Trading”), which is comprised of ARM Energy Services and ARM Energy Mexico, one of the large