Onepin

OnePIN participated in Telemedia 2026 in Johannesburg, where company representatives engaged with content providers, mobile operators, and digital ecosystem partners from across Africa.

OnePIN describes a team culture that encourages employees to express ideas, take personal responsibility, and challenge one another to develop results.

David Baum is the founder, managing director of Stage 1 Ventures and an investor of OnePIN. Baum is an experienced general partner with 35 years in the information technology industry, including twenty-five years in technology finance and ten years in entrepreneurial operating management roles.

Feyzi Çelik is the founder of OnePIN, an industry visionary and an inventor at heart. He revolutionized digital services for Mobile Operators and Brands to communicate with their customers.

OnePIN’s digital platforms support customer experience, multichannel communication, feedback collection, self-service, automation, personalization, and mobile advertising for mobile operators.

Stage 1 Ventures is an early-stage venture capital firm based in Waltham, Massachusetts. It partners with entrepreneurs building companies for global opportunities in industries where the firm has operational or investment experience.

OnePIN has 47 US patents issued, numerous international patents issued, and many patents pending within its portfolio; protecting its inventions and technologies.

OnePIN, Inc. 2200 West Park Drive, Suite 440 Westborough, MA 01581 USA Phone: +1 (508) 475-1000 Fax: +1 (508) 475-1001

OnePIN is a leader in digital experience for Mobile Network Operators and consumer brands. OnePIN enhances digital advertising and customer engagement by integrating Demand Side Advertising Platforms with Customer Relationship Management systems.