Duncan Lennox in

Duncan Lennox

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Chief Product & Technology Officer at HubSpot
📍 Sunnyvale, California, United States

Duncan Lennox is the Chief Product & Technology Officer at HubSpot, overseeing the product portfolio, engineering, and UX. His extensive career includes leadership roles at Google, where he was GM for Applied AI, and AWS. He holds a B. Sc. from University College Dublin and is a two-time enterprise SaaS co-founder. Colleagues describe him as a visionary with brilliant technology insights.

Originally from Dublin, Ireland, Duncan now lives in the San Francisco Bay Area with his wife, three daughters, and two dogs. He is passionate about airplanes and is a licensed private pilot. In college, he was the captain of the Aikido club and he also has an interest in Star Trek.

Duncan spent two decades as the co-founder and CEO/CTO of two different enterprise SaaS startups before joining AWS and Google.

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Experience
36 Years
Current Role
Chief Product & Technology Officer
Job Level
Leadership
Location
Sunnyvale, California, United States
Personality Overview

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Priorities

Topics Duncan cares about

Agentic & Conversational AI
He led Google Cloud's Applied AI team, building conversational and agentic AI applications, and frequently speaks on how AI agents are transforming business and customer experience.
Product & Tech Strategy
As CPTO at HubSpot and a former GM at Google and AWS, he is responsible for driving the product vision and technology execution for large-scale enterprise platforms.
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Career

Work history

9-2025
Chief Product & Technology Officer
HubSpot
7-2024 - 9-2025
VP/GM, Applied AI, Google Cloud
Google
10-2023 - 9-2024
Board Member, Member of Executive Committee
IAB Tech Lab
6-2023 - 7-2024
VP/GM, Ads Privacy and Safety
Google
2-2022 - 6-2023
Vice President, Engineering - Site Reliability, Knowledge & Information
Google
In the press

Media appearances

HubSpot's New Chief Product & Tech Officer on Building What Matters. Featured in Apple Podcasts
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HubSpot's New Chief Product & Tech Officer on Building What Matters. Featured in Apple Podcasts
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Education
1988 - 1992
B.Sc. (Hons.)
University College Dublin
Social presence
in
Behavioral profile

DISC profile (public)

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