For people who were rebadged to Infosys - this might be a useful article. Verizon is not the only company to try and get out of paying benefits/severance like this, and there are some options for dealing with it legally.
https://skloverworkingwisdom.com/my-company-avoids-both-severance-and-pensions-by-something-called-re-badging-employees-is-this-legal/