 DENVER, April 14, 2021 PRNewswire -- The 2021 Enterprise 20 report released by T3 Sixty ranks the industrys top 20 enterprises and top 20 franchise brands by 2020 sales volume, transaction sides, and agent count. REMAX agents lead both groups in agent productivity as measured by transaction sides per agent, averaging 15.7 sides per agent more than double the average sides per agent of two-thirds of the companies in each group. 