On Monday, Axios' Mike Allen broke the news of a new White House-led effort to work with tech companies to modernize government.As for who will take part, that's less clear. Most declined to comment on the initiative. Uber said definitively it's not taking part, while Intel left the door wide open. "We're certainly interested in efforts to modernize government IT, and support all government efforts to address aging IT infrastructure, including the Modernize Government Technology Act that was reintroduced in Congress last week," an Intel rep told Axios.A source tells us Apple, Amazon, Facebook, Google, IBM, Intel, and Oracle received invitations to participate.In January, IBM CEO Ginni Rometty delivered to President Donald Trump a report outlining how the government could save $1 trillion over the next decade with certain policies including IT modernization, as reported by Fortune.For more news like this, sign up here for Login, Axios' daily tech newsletter.