Helmerich & Payne Sells Tulsa’s Utica Square After 60 Years After 60 years of owning the historic Utica Square shopping center, Tulsa-based drilling company Helmerich & Payne (H&P) has officially ended its ties. Sale Finalized to Northwood Investors The firm has wrapped up the sale to Northwood Investors, LLC, a privately held New York-based real …