Hexion Inc. Hexion Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories   Industrial & Manufacturing >> Manufacturing - Miscellaneous Hexion Inc. 180 East Broad Street, 27th FloorColumbus, OH 43215 | map | directions (614) 225-4000 | fax: 877 443 9466 Visit Site Need to update your categories or expand your listing? Or want to learn how your business can become a part of the Chamber? Contact us at membership@columbus.org for assistance.