Sumer
UKEntry
2023
Hold
3yr
Status
Active
Who owns Sumer?
Sumer is currently owned by Souter Investments through Souter Investments (Balance Sheet) (2008 vintage), since 2023. Across its history, Sumer has been through 2 private equity ownership periods, detailed in the timeline below.
Hand-verified · updated 2026-04-21
Most recent investor
Souter InvestmentsSouter Investments (Balance Sheet) · 2008 · Evergreen
2 ownership periods · full history below
Key facts
SectorTMT
Websitewww.sumer.co.uk
Ownership history
2 ownership periods · co-invest detected
Active
Co-invest · 2 holders · 2023 · present
Penta CapitalActive
2023 · present(3yr) · Penta Capital Fund I · 2001 · Buyout
Souter InvestmentsActive
2023 · present(3yr) · Souter Investments (Balance Sheet) · 2008 · Evergreen
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US
France
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