One to One Fitness located on the Concourse level is available to all Columbia Square Office Tenants free of charge. The fitness center is staffed Monday through Thursday from 6:00am until 9:00pm and on Fridays from 6am until 8:00pm. Columbia Square office tenants can also access the facility during non-staffed hours. One to One offers Personal Training, Physical Therapy and Group Exercise classes for a monthly fee. The fitness center is equipped with menâs and womenâs locker room, each including showers, daily lockers, hairdryers and towels. The facility includes equipment for cardio-vascular and strength based workouts. To register membership click the link below.