Images:  http://bit.ly/HAVENLockImages     NASHVILLE’s HAVENLOCK™ TO APPEAR ON ABC’s 'SHARK TANK' Company’s Founders Swim With the Sharks Sunday, April 7 at 10/9C   Nashville, Tenn., March 28, 2019 — HavenLock Inc., a Nashville based veteran-owned manufacturer of smart door lock technology products, today announced CEO Alex Bertelli and...