Multithread effectively and personalize outreach to convert deals faster
Elevate social presence and drive business growth from social media
Identify and prioritize high-intent leads, and improve sales effectiveness
Find and connect with ICP attendees, and improve event outcomes
Jon Thomsen is a highly experienced technology leader, executive, and advisor with a strong background in building and scaling SaaS products and engineering teams. He is best known for his impactful tenure as the Chief Technology Officer (CTO) at Planday, a leading workforce management SaaS company, where he was instrumental in growing the engineering organization significantly and evolving the technology platform to support rapid international expansion. His leadership played a crucial role in Planday's journey, culminating in its acquisition by Xero. Before Planday, Jon held significant engineering leadership roles at Zendesk, contributing to their product development and growth. Currently, Jon leverages his extensive experience as an advisor, board member, and angel investor, focusing on helping tech startups and scale-ups navigate challenges related to technology strategy, organizational development, and product innovation. He is passionate about creating high-performing, autonomous teams and fostering a culture of engineering excellence.
Jon Thomsen's work history includes a series of influential roles in various companies. Here is a detailed list of his professional journey:
As CTO of Planday, Jon successfully led the engineering organization through a period of hyper-growth, scaling the team from approximately 20 to over 120 engineers. He spearheaded the modernization of Planday's technology stack and architecture, enabling the company to expand its product offerings and enter new international markets effectively.
Jon's strategic leadership in building a robust and scalable technology platform at Planday was a significant factor contributing to its attractive valuation and successful acquisition by Xero in 2021 for €183.5 million. This marked a major milestone for Planday and the Danish tech ecosystem.
Prior to Planday, Jon held senior engineering leadership positions at Zendesk, where he contributed to the development and scaling of their globally recognized customer service software solutions during a period of significant growth for the company.
Post-Planday, Jon has become an active advisor, board member, and angel investor in the Nordic and European tech scene, sharing his expertise to help nurture the next generation of technology companies and leaders.
Northwestern University - Kellogg School of Management - Year 1995
Willamette University
Highperformr Signals uncover buying intent and give you clear insights to target the right people at the right time — helping your sales, marketing, and GTM teams close more deals, faster.
Atmosera, now a Meriplex company, specializes in designing, deploying, and managing secure and scalable cloud environments, with a strong focus on Microsoft Azure. They offer services including cloud migration, application modernization, data analytics, compliance (HIPAA/HITECH, PCI DSS), and 24x7x365 managed services to help businesses optimize their IT infrastructure, ensure business continuity, and accelerate innovation using public, private, and hybrid cloud solutions.
Get verified emails, phone numbers, and LinkedIn profile details
Discover contacts with similar roles, seniority, or companies
Uncover insights like skills, work history, social links, and more
Explore contacts in-depth — from verified emails and phone numbers to LinkedIn activity, job changes, and more — all in one powerful view.
Highperformr AI helps you surface the right people and enrich your CRM with live, accurate contact insights so your teams can connect faster and close smarter.
Thousands of contacts — including decision-makers, influencers, and ICP matches — are just a search away.
Thousands of companies, including, are just a search away.