MissouriRetail S.M. Wilson wraps construction work on TruFusion gym in St. Louis market May 1, 2018 Share on Facebook Share on Twitter Share on LinkedIn Share via email St. Louis-based construction management firm S.M. Wilson & Co. completed construction of TruFusion gym’s newest location in Clayton, Missouri. The 17,000-square-foot venue features space for yoga, cycle, Pilates, kettlebell, barre, bootcamp and boxing. The gym features upscale amenities including spa-like locker rooms; a Revel Kitchen outlet; and a retail boutique. The facility also includes childcare, massage and personal-training spaces. FM Group Inc. was the architect for this project.