The Los Angeles hydroponic grow box company Phototron Holdings, Inc., has signed a letter of intent (LOI) to acquire SG Technologies Corp., the manufacturer of hi-powered LED products sold under the Stealth Grow brand. The proposed merger is expected to close in the next 30 days in an all-stock transaction. "The management team at Phototron is excited to announce the signing of an LOI with SG Technologies," said Craig Ellins, Phototron's CEO. "We expect the proposed merger to expand our current product offerings and provide additional f...