Aviva Serves Nonprofit Organization Posted by By Mrs Robinson May 27, 2015Posted in501(c) 3, 501(c) 3 Organizations, Free for 501(c) 3, Support for 501(c)3 organizationsNo Comments Aviva plc is a British multinational insurance company headquartered in London, United Kingdom. It has around 31 million customers across 16 countries. In the UK Aviva is the largest general…