How this HR technology leader is guiding businesses through the tumult of COVID-19 by Lisa Stiffler on May 2, 2020May 2, 2020 at 9:31 am When COVID-19 hit, CEO Nathan Christensen was in the midst of merging Mammoth HR, his Portland, Ore.-based business, with California’s ThinkHR. The two software companies, which provide HR resources, compliance… Read More