Congrats on making it 'there'!
Aside from obvious advises (which i'm sure will come) on grow, VC, investment, outsourcing, scaling et cetera.
Please consider this approach: https://sivers.org/book/StartSmallStaySmall
Start Small, Stay Small - by Rob Walling and Mike Taber https://www.amazon.com/dp/0615373968
Wish you all the best