Growth Catalyst Partners-backed Shift Paradigm, a consultancy that executes like an agency, completed the acquisition of Ergo, an email marketing company. Financial terms were not disclosed. "Ergo deepens our expertise in the areas of channel, campaign and customer engagement, AI and digital transformation. With their incredible talent and track record, we are able to provide expanded best-in-class services to our wide variety of clients while continuing our promise to deliver innovative and transformative digital strategies with exceptional execution," Liz Ross, Shift Paradigm CEO.