BOSTON--(BUSINESS WIRE)--Eze Software Group, a premier provider of global investment technology, has brought TIG Advisors, an investment management firm with approximately $3 billion in assets under management, live on its investment suite. TIG Advisors, which operates multiple investment strategies on its platform, has chosen Eze Software’s order management and portfolio management systems to manage its investment workflows and is in the process of adding Eze Software’s execution management sy