How many employees work at Pennon Group?
Pennon Group Plc has 3,227 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is -5.5%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About Pennon Group
Pennon is one of the largest environmental infrastructure groups in the UK. At the top end of the FTSE 250, the Group has assets of around £5.7 billion and a workforce of over 4,800 people. OUR BUSINESSES: WATER AND WASTEWATER SOUTH WEST WATER Providing water and wastewater services to a population of c.1.7 million in Cornwall, Devon and parts of Dorset and Somerset. South West Water was awarded enhanced status for its 2015-2020 Business Plan, and has the highest potential returns in the water sector. BOURNEMOUTH WATER Providing water services to a population of c.0.5 million in areas of Dorset, Hampshire and Wiltshire. Bournemouth Water was acquired in April 2015 and has been substantially integrated with South West Water to deliver synergies and savings.
As of December 2025
Pennon Group
workforce metrics
Headcount
3.2k
Avg. Salary
$54.7k
Tenure
4.1yr
Growth Rate
-5.5%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of Pennon Group annual worldwide employee count from 2023 to 2025.
- Pennon Group total number of employees in 2025 was 3,228, a 5.5% decline from 2024.
- Pennon Group total number of employees in 2024 was 3,409, a 2.2% increase from 2023.
- Pennon Group total number of employees in 2023 was 3,335, a 3.6% increase from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of Pennon Group annual active job postings from 2023 to 2025.
- Pennon Group active job postings in 2025 was 66, a 40.0% increase from 2024.
- Pennon Group active job postings in 2024 was 44, a 81.9% decline from 2023.
- Pennon Group active job postings in 2023 was 105, a 51.1% decline from 2022.
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Employee Sentiment
Sentiment Topics
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