Grimes-based Ryko Solutions Inc., the largest provider of managed car wash systems in North America, has entered into a purchase agreement to acquire MacNeil Wash Systems Ltd. of Barrie, Ontario, Canada, a supplier to the tunnel car wash segment of the industry.  Details of the transaction, which will close April 1 and establish Ryko as the second-largest car wash equipment manufacturer in the world, were not disclosed. The MacNeil brand name will remain intact, and the company will retain its staff and continue to operate its manufacturing facilities in Canada. MacNeil will operate as a subsidiary of Ryko Solutions. Click here to read a Business Record story about Ryko.