Gartner Expert

Roger Leon Toennis

Sr Director Analyst

Roger L Toennis is a leader in defining research vision, thought leadership and advisory for the "Gartner for Product Teams" offer. (GPT).

His areas of coverage are product management, product leadership, product strategy and channel strategy for technology product management leaders in the Technology and Service Provider (TSP) client base.

Mr. Toennis is a dynamic public speaker with 'think on your feet' team leadership, business strategy, business development, strategic sales, client consulting and startup fundraising experience. He is comfortable working collaboratively in all situations with account executives, customers, partners, colleagues and investors.

He has an extensive technology startup experience as a Founder/CEO of multiple software as a service (SaaS) companies.

Mr. Toennis has held prior roles as a CEO, VP of Product Management, CTO, Chief Evangelist, R&D Development Manager, UC/VoIP Solutions Architect, Rocket Scientist and a Bell Labs Distinguished Member of Technical Staff (DMTS).

Mr. Toennis' technical specialties include SaaS, Cloud, B2B Digital Transformation, SD-WAN, IoT, SDN/NFV, VoIP, UC, Agile SW Development, SW Product Ownership, API platforms and software application integration.

Mr. Toennis' business management skills and experience include P&L Ownership, product management, people management, customer and investor relations, corporate board participation and board chairmanship, public speaking, and business technology briefings for partners and customers.

Previous experience

Mr. Toennis was the Product Portfolio Leader for developing strategies, technology roadmaps and oversaw multiple projects for emerging technology managed services/platforms. The technology roadmap areas included SD-WAN, Network Security, IOT, 5G, AR/VR, Blockchain, AI and SaaS.

He delivered new SD-WAN and IoT-managed service offerings for mid-market businesses working in partnership with a major data networking provider and an emerging IoT startup venture. He researched market needs and identified market demand characteristics. He also coordinated multiple product managers in aligning SD-WAN and IoT service capabilities, pricing and support models in alignment with market and customer needs.

Professional background

GCI Liberty Inc.

Senior Director of Product Management - Emerging Technology Products

WorkWeb Inc.

Chief Executive Officer - CEO

Avaya Inc.

Chief Evangelist - Cloud and Mobility Products

Areas of coverage

Product Strategy and Launch for Tech CEOs

Product Leadership

Product Planning

Product Development

Industry Strategy Execution (retired)


Master of Science, Electrical and Computer Engineering, NASA/USER Research Fellow-Center For Space Construction, University of Colorado, Boulder

Bachelor of Science, Electrical Engineering, Montana State University

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Top Issues That I Help Clients Address

1Product Management

2Product Innovation

3Product and Portfolio Strategy Development

4Channel Partner Ecosystem Development and Management

5Technology Organization Leadership and Development