Map for Barnett Mechanical Services, LLC Map for Barnett Mechanical Services, LLC Search | Advanced Search | New Members | Coupons and Discounts | All Categories Real Estate & Construction >> Contractors-Plumbing & Heating Barnett Mechanical Services, LLC 374 Morrison Road, Suite GColumbus, OH 43213 | directions (614) 438-7556 | fax: (614) 438-2626 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.