Company

Built by two founders who wanted influence done right.

Founded in 2018 by Cathy Pill and Sarah Levin Weinberg, Stellar Tech builds AI-powered technology that helps brands and agencies run and measure influencer strategies at scale — from offices in France, Belgium, Germany and the Netherlands, in 20 countries and counting.

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Cathy Pill and Sarah Levin Weinberg, co-founders of Stellar Tech

Our mission is to democratize influencer marketing.

For businesses of every size, we build smart, user-friendly technology — and share what we learn through training and regular publications on trends and best practices.

  • Smart technologyAI-powered tools that make every step of an influencer campaign faster and more precise.
  • Confident decisionsClients and partners navigate the Creator Economy with confidence — finding the right influencers and tracking what matters.
A creator-discovery panel showing ranked, brand-safe creator profiles matched to a single search.

Our story so far.

One shared vision, built step by step.

  1. 2018 — FoundedCathy Pill and Sarah Levin Weinberg launch Stellar, committed to the Women in Tech movement.
  2. 2024 — CreatorzStellar Tech acquires Creatorz, the influencer marketplace renowned across the Benelux.
  3. 2025 — IROIN®Germany's leading influencer marketing platform joins Stellar Tech, strengthening our reach across the DACH region.
  4. 2025 — JoinThe Netherlands' top creator platform joins Stellar Tech, merging with Creatorz into the strongest creator marketplace in the Benelux.

Our values.

Five principles behind everything we build.

TrustThe cornerstone of influencer marketing, and of every relationship we build.
InnovationAI that finds the right creators, spots fake audiences, and tracks what matters.
AccessibilityAn intuitive platform, flexible plans, and constant access to educational resources.
ResponsibilityEthical influencer marketing, backed by partners like ARPP and the Influencer Marketing Alliance.
ExcellenceBest practices, and staying at the forefront of our industry.
Our team.

A young, international community united by a shared passion for tech and influence — in-house, agency and entrepreneurial talent enriching each other every day.

Flexible hoursWork when you do your best work.Remote-friendlyFrom home or from one of our offices.Team bondingAfter-work events and team-building weekends that bring us together.
Life at Stellar.

Flexible hours, remote work, and plenty of team-bonding moments — from after-work events to team-building weekends.

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Ready to meet the team?

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