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Welcome to CrossFit Sempiternal

CrossFit Sempiternal is a friendly and welcoming strength and conditioning gym, opened in 2015 by Neil and Lisa Simon, located in Bidston, Wirral.

We pride ourselves on delivering high-class CrossFit coaching and facilities, inspiring people to become better versions of themselves.

Our modern and professional CrossFit box incorporates all the latest equipment and coaching methods, with a relaxed friendly environment.

Neil and Lisa Simon


Get Started

New to CrossFit?

Learn the fundamentals

CrossFit Classes

Daily classes

Personal Training

One-to-one coaching