TULSA, OKLA. — Tulsa-based Stan Johnson Co. has arranged the $57 million sale of a Gateway Academy portfolio located throughout Colorado, North Carolina and South Carolina. The portfolio includes 21 single-tenant assets that are net-leased to the childcare organization. Six of the facilities are located in North Carolina, 10 in South Carolina and five in Colorado. Milo Spector, Chris Lomuto and Matt Lipson of Stan Johnson Co. arranged the transaction on behalf of the seller, which developed the properties and co-founded Gateway Academy. A Texas-based institutional investor acquired the portfolio.