TL;DR – team.blue has acquired Windsor.ai, a Swiss-based marketing data integration and attribution platform. Even with significant customer growth over recent years, Windsor.ai remains “small”, relative to team.blue’s scale. This deal is not about short-term revenue contribution, only strengthening the portfolio of SaaS tools acquired by team.blue in recent years – this time with a proven attribution and analytics layer. 

What happened

team.blue announced the acquisition of Windsor.ai, a platform focused on marketing data integration and multi-touch attribution. Financial terms were not disclosed. As was the case in past acquisitions (like the Macaly deal, which we covered in December 2025), team.blue becomes a strategic partner alongside the existing shareholders and Windsor.ai will continue operating under its existing management team.

team.blue announces Macaly acquisition

Founded in 2017, Windsor.ai spent its early years building product coverage and market fit rather than pursuing aggressive expansion. By the end of 2020, the company reported approximately 200 customers and employed around six people.

Growth accelerated in the years that followed. In 2025, Windsor.ai reported serving more than 5,000 customers across 120 countries, with a team of roughly 30 employees. That is a more than 25× increase of the customer base over roughly five years.

Windsor.ai has publicly disclosed historical revenue figures:

  • approximately USD 480,000 in revenue in 2020,
  • approximately USD 660,000 in revenue in 2021, representing ~38% year-over-year growth.

Even with the substantial revenue growth alongside the expansion to 5,000+ customers, Windsor.ai remains small in revenue terms compared to team.blue’s overall business. For a group serving more than 3.3 million customers, Windsor.ai’s standalone revenue contribution was clearly not the primary reason behind the acquisition.

Why customer growth matters more than revenue in this case

The most important signal in this deal is the trajectory of Windsors.ai customer base. Moving from roughly 200 customers in 2020 to more than 5,000 by 2025 points to a great product-market fit, global applicability, and the ability to scale operations with a relatively small team.

For team.blue, this means acquiring a product that has already proven useful in real marketing workflows. Once paired with team.blue’s existing distribution, the economics change. 

In that context, revenue scale today matters less than where the product sits in the customer lifecycle.

A consistent strategy, not a one-off acquisition

The Windsor.ai transaction fits into a broader pattern visible across team.blue’s recent moves. Over the past years, as we covered on webhosting.today, the group has expanded by adding products such as Macaly, Kolsquare, and Metricool to the group portfolio 

Windsor.ai extends this portfolio into marketing analytics and attribution – a layer that complements existing products rather than competing with them. It is not a transformative deal on its own, but it is consistent with how team.blue has been assembling its SaaS and marketing stack.

Bottom line

Windsor.ai’s value to team.blue lies in potential and positioning, not in its current revenue size. Even with several thousand customers, it remains economically modest relative to the platform it is joining.

For team.blue, the acquisition strengthens control over a critical analytics and attribution layer. For Windsor.ai, access to large-scale distribution reshapes its long-term growth prospects.

This is not an acquisition aimed at quick results. It is a measured, long-term move, consistent with how team.blue has been building its SaaS and marketing capabilities over time.