Since selling to a private equity firm last summer, life at Rumblefish has continued to accelerate, said CEO Paul Anthony Troiano. The company is up to about 30 employees. Many more hires are planned at the company's Portland office. "They have invested several million dollars in growth capital and we have just seen things accelerate faster than they ever have before," Troiano said. Rumblefish has been around since 1996. It emerged from Troiano's undergraduate studies at the University of...