Community, Uncategorized Colonial Nursing Center and Atlas Group Join Chamber Date: August 23, 2017Author: statelinesportsnetwork 0 Comments (8-23-17) The Celina/Mercer Chamber of Commerce has added two new members. Colonial Nursing Center and the Atlas Group. Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading... Related