IGEN and Vertex Unite Excise and Global Indirect Tax in a Single Solution

APPLETON, Wis., October 20, 2026--IGEN, an industry leader in excise tax compliance automation, today announced an expansion of its strategic collaboration with Vertex, Inc., the Decision-to-Defense™ global indirect tax and compliance company. Together, the companies are bringing to the market a joint solution for a persistent challenge for tax teams: managing excise and global indirect tax as a single, connected process rather than as separate workstreams.