Sarah Jones Simmer, COO of Bumble, share key learnings from their growth journey with Sumeet Jain, Partner at 7 Global Capital August 23, 2018 ZGMAD Scaling Glocally - How to Build for Efficiency While Still Maintaining a Local Lens Sarah Jones Simmer, COO of Bumble, share key learnings from their growth journey with Sumeet Jain, Partner at 7 Global Capital