Enviro-Serv, Inc. (EVSV) Announces Commencing of Corporate Stock Buyback Program and Fourth Straight Year of Record Pest Control Division Revenues TAMPA, FL, Feb. 05, 2020 (GLOBE NEWSWIRE) -- via NEWMEDIAWIRE – Enviro-Serv, Inc. (USOTC: EVSV) (“EVSV”) is extremely excited to announce that our preliminary sales numbers for Q4 and 2019 are once...