Map for Building Engineer Training Institute (BETI) Map for Building Engineer Training Institute (BETI) Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> Engineering Support Services Building Engineer Training Institute (BETI) 421 W. State Street, #102Columbus, OH 43215 | directions (419) 250-2264 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.