Sentry Centers' newest conference center, at 810 Seventh Avenue, has been impeccably designed to deliver seamless meetings. Advanced technology and a sleek, functional design span 11 private studios to accommodate as many as 300 guests for a variety of functions. Sentry Centers 810 Seventh Avenue has more than 12,000 square feet of pure meeting and space, conveniently located in Midtown West. Enjoy natural light and inspiring 23rd-floor views of Times Square, Central Park, and the Hudson River.