Insights Author

Michael Gramz, YapStone

Mike Gramz serves as Chief Risk Officer for YapStone, a global provider of online and mobile payment solutions for global marketplaces and large vertical markets. YapStone powers electronic payments for sharing economy marketplaces, such as HomeAway® and VRBO®, and thousands of apartment and vacation rental companies, homeowners’ associations, self-storage companies, hospitality establishments and non-profits.