UCanRow2
https://ucanrow2.com/for-rowers/find-an-in-door-rowing-instructor/ List of Instructors certified by UCanRow2 all over the world!
Live2Row
https://live2rowstudios.com/coaching/ Studio based out of Florida who does offer Virtual Coaching. They have a Free 30 Virtual Coaching session.
Dark Horse Rowing
https://sso.teachable.com/secure/126797/checkout/3337155/thecrew 14 Day Free Trial to a more generic education and training program. Provides individuals daily training plus a Crew to belong to.