Seattle-based Hubspan, a provider of software-as-a-service tools for connecting company supply chains, said today that it has been selected by Office Depot. Financial impact of the deal was not disclosed. Hubspan said that Office Depot will implement its on-demand integration platform, to handle transacations with it suppliers and business customers. Hubspan is venture backed by CIBC, Intel, SeaPoint Ventures, sCALE Venture Partners, and Hunt Ventures.