Zinsser Co. Inc. recently completed the acquisition of Okon Inc., a pioneer in the development of water-based, waterrepellant sealer technology for concrete, masonry and wood. Okon was founded in 1972 and markets sealers under the Okon and WeatherPro brands. Before the Denverbased company changed hands, it was a subsidiary of Rentech Inc., a Coloradobased intellectual property company that owns and licenses a process for converting synthesis gas into liquid fuels. Headquartered in Somerset, N.J., Zinsser Co. Inc. offers a full line of paint primers, products for wallcovering installation and removal, shellac-based wood finishes, and mold and mildew prevention products. For more about Zinsser, visit www.zinsser.com or call (732) 469-8100.