Warehouse space available Finish to Suit. Suites will be delivered in code compliant condition prior to moving in for fire suppression, utility access & emergency egress. Contact broker for tenant improvement allowances. Imperial Manufacturing has a Right of First Refusal for 29,700 SF in suite 1420 (72,126 SF) possibly leaving 42,426 SF available for lease in that section. There is a 5 year minimum lease term. Located below the Lewis & Clark bridge at the intersection of Route 143 and 140 in Alton, IL adjacent to the Norfolk Southern Rail Line. Strategically located in Alton’s Discovery Parkway corridor, this warehouse offers unmatched access to St. Louis logistics, a strong local workforce, and a professional campus setting — positioning your business for growth and visibility