Home AEC SECO Development Grows Southport Site in Renton to 30 Acres AECCommercialFinanceIndustry NewsNews Releases SECO Development Grows Southport Site in Renton to 30 Acres January 28, 2020 Facebook Twitter WhatsApp Linkedin ReddIt Email In December 2019, SECO Development grew Southport from 17.1 acres to 30 acres with the acquisition Thank you for your interest in The Registry. You must Subscribe or Log In to read the rest of this content.