Management Team


Single Digits has attracted seasoned professionals with over 50 years of collective IT experience. Each skilled within their specific disciplines, they comprise the core executive management team credited with the organization’s success.

Stephen A. Singlar – Founder / Officer

Stephen is the founder at Single Digits where he has responsibility for the company's long-term strategies and strategic partnerships. Stephen brings over a decade of experience to Single Digits in many aspects of technology from sales, marketing, to product management; while leveraging a complementary blend of hardware and software expertise.

Prior to establishing Single Digits, he held Senior Global Sales positions for Enterasys’ in vertical markets that included the US. Federal Government, service providers, and healthcare. Before joining Enterasys, Stephen’s achieved accolades at Cisco Systems and Arrowpoint Communications where he received each company’s Top Achievement Awards as well as Top Performers Summit Club status for his successes at Cabletron Systems.

Stephen received a B.A. in Political Science from the University of New Hampshire.

Robert M. Goldstein – Founder / Officer

Robert is a founding member of Single Digits. He leads the company's operational strategy including managing global sales opportunities, customer relations, and the organization’s technical call center.

Robert draws upon a decade’s experience in IT sales and marketing. Most recently, he served as business development manager for SideBand Systems where he developed and implemented the organization’s Wi-Fi security consulting practice and channel strategy.

Prior to joining SideBand, Robert held the position of vice president of sales and marketing for RGS Communications. Implementing his channel-focused sales model, RGS Communications achieved sales growth in excess 80 percent annually during his three-year tenure.

Robert received a B.S. in Economics from the University of Southern Maine and an M.B.A. from Plymouth State College.

Gregory J. Marsh – Chief Technology Officer

Greg brings over 35 years of technical experience with nearly 30 years designing, building, and managing networks for customers ranging from small businesses to multinational enterprises.

Greg holds multiple degrees and industry certifications.