Zellis

📍 Bristol, United Kingdom🗓 Founded 1963👥 1,411 employees💰 Last funded 2025
Software Development🌐 zellis.com
Website LinkedIn
Zellis is the largest provider of HR and payroll software, and managed services, to UK and Ireland-based companies with more than 1,000 employees. With more than 60 years’ experience and 1200+ employees, our AI-enabled solutions help employers power exceptional employee experiences. Zellis was named Payroll Software Supplier of the Year at the Global Payroll Association Awards 2024, and the company’s flagship solution, Zellis HCM Cloud, has won the CIPP’s Payroll Software of the Year Award (CIPP 2020, 2021, 2024) and Payroll & HR Software Product Award at The Rewards (The Rewards 2019, 2021, 2023, 2024).
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Total investors
0
Early stage
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Mid stage
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Late stage
1963
Founded

Investors

2 investors
All
Early stage
Mid stage
Late stage
Investor geography1 country
United Kingdom
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Frequently asked questions
Who invested in Zellis?
Zellis has 2 investors on record on gritt.io.
When did Zellis last raise funding?
The most recent investment in Zellis recorded on gritt.io was in 2025.
When was Zellis founded?
Zellis was founded in 1963.
What industry is Zellis in?
Zellis operates in Software Development. Find similar Software Development investors on gritt.io.
Where is Zellis based?
Zellis is headquartered in Bristol, United Kingdom.