UPCOMING EVENTS SEE ALL SumUp, Inc. Share: Financial Services SumUp, Inc. Visit Website Request Info 1007 Pearl Street, Suite 200 Boulder, CO 80302 (888) 250-2164 LinkedIn Facebook Twitter YouTube Google+ Hours: Mon-Fri | 8am-5pm About Rep Info Map About We are a leading mPOS provider that with the smartphone in your pocket, allows small merchants to accept card payments. Whom to Contact Steffany Steckel Business Manager Directions 10th & Pearl, Downtown Boulder