# RSK Group funding: rounds and investors

> RSK Group has raised $705M across 2 rounds since 2016. Investors include Business Growth Fund, Ares Management and Searchlight Capital Partners, L.P.

Source: https://millionrounds.com/company/rsk-group (Millionrounds; every figure on the page links to its filing or article)

United Kingdom · [Growth startup](https://millionrounds.com/companies)

# Who invested in *RSK Group*

2 rounds we have observed, with the 4 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Climate Tech Engineering Industry 4.0

Funding summary Updated 26 Oct 2026

**$705M** raised across 2 rounds since 2016, from 2 sources

**$13M** Round **$692M** Growth

- **Latest round:** Growth, $692M Sept 2024
- **Led by:** Ares Management and Searchlight Capital Partners, L.P
- **Step-up i:** 54.9×
- **Investors:** 4 (2 led)

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2018 2020 2022 2024

**$13M** Round

**$692M** Growth

- **First round:** Round, $13M
- **Biggest round:** $692M
- **Between rounds:** 7.8 years

## The rounds

- **Sept 2024** Growth **$692M** *3 new* *1 returning* [Ares Management](https://millionrounds.com/fund/ares-management) Lead [Searchlight Capital Partners, L.P](https://millionrounds.com/fund/searchlight-capital-partners-l-p) Lead [Business Growth Fund](https://millionrounds.com/fund/bgf) [Penta Capital LLP](https://millionrounds.com/fund/penta-capital-llp) Reported by Firms' own news pages
- **Dec 2016** Round **$13M** *1 new* [Business Growth Fund](https://millionrounds.com/fund/bgf) Reported by FinSMEs

## Funding filed with regulators

RSK Group filed 11 raises, $1.1B in all. Filings say how much was sold and to how many investors; they never name the investors.

- Aug 2026 **$6.8M** UK share allotment
- Aug 2026 **$8.8M** UK share allotment
- Apr 2026 **$26M** UK share allotment
- Apr 2026 **$99M** UK share allotment
- Dec 2025 **$375K** UK share allotment
- Nov 2025 **$4.0M** UK share allotment
- Mar 2025 **$226M** UK share allotment
- Sept 2024 **$685M** UK share allotment
- Aug 2022 **Amount not stated** UK share allotment
- Oct 2021 **$162K** UK share allotment
- Jul 2021 **$158K** UK share allotment

## Founders and team

From RSK Group's own website: 27 on the team.

- **Alan Ryder** Chief Executive Officer
- **Andrew Markwick** Chief Financial Officer
- **Frank Herlihy** Chief Commercial Officer
- **Lucy Thomas** Chief Scientist
- **Mike Mason** Chief Technology Officer
- **Rob Winkler** Head of Mergers & Acquisitions
- **Claire Knighton** Divisional Director
- **David Taylor** Divisional Director
- **Dr Ian Goodacre** Director – Sales, Business Development & AI Adoption
- **Garry Charnock** Non-Executive Director
- **Gary Parkinson** Group Property & Assets Director
- **Gary Young** Divisional Director
- **George Tuckwell** Divisional Director
- **Ian Strudwick** Divisional Director
- **James Redmayne** Non-Executive Director
- **Jessica Sparkes** Group Strategy, Communications & Marketing Director
- **Lara Duro** Divisional Director
- **Louis Jacobs** Deputy Divisional Director

And 9 more on the team.

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Round** 2016 **Growth** 2024 [Business Growth Fund](https://millionrounds.com/fund/bgf) [Ares Management](https://millionrounds.com/fund/ares-management) L [Searchlight Capital Partners, L.P](https://millionrounds.com/fund/searchlight-capital-partners-l-p) L [Penta Capital LLP](https://millionrounds.com/fund/penta-capital-llp)

## Everyone who backed them

[Business Growth Fund](https://millionrounds.com/fund/bgf) Private equity **2** rounds

[Ares Management](https://millionrounds.com/fund/ares-management) Growth equity **1** round, led 1

[Searchlight Capital Partners, L.P](https://millionrounds.com/fund/searchlight-capital-partners-l-p) Growth equity **1** round, led 1

[Penta Capital LLP](https://millionrounds.com/fund/penta-capital-llp) Private equity **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=rsk-group).

## Quick answers about RSK Group

### Who invested in RSK Group?

RSK Group's investors include Business Growth Fund, Ares Management, Searchlight Capital Partners, L.P and Penta Capital LLP. Ares Management led its latest round.

### How much has RSK Group raised?

RSK Group has raised $705M across 2 rounds since 2016.

### When did RSK Group last raise?

RSK Group's most recent round was a Growth of $692M in Sept 2024, led by Ares Management.

### What was RSK Group's biggest round?

Its most recent round, $692M in Sept 2024, is also its largest on record.

### Who backed RSK Group first?

RSK Group's first round on record, in Dec 2016, was backed by Business Growth Fund.

### What stage is RSK Group at?

RSK Group's latest named round is a Growth, in Sept 2024.

### Where is RSK Group based?

RSK Group is based in the United Kingdom.

### Who led RSK Group's rounds?

Ares Management led the Growth in 2024.

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