United Kingdom · 
Who invested in ACAL Energy?
ACAL Energy's investors include I2BF Global Ventures, Carbon Trust, Porton Group, Parkwalk and Northstar Ventures, and 4 more on record.
200920102011
$4.9MVenture$1.6MVenture$9.9MVentureUnited Kingdom · Venture startup
Who invested in ACAL Energy
3 rounds we have observed, with the 9 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.
Funding summaryUpdated 26 Oct 2026
$16Mraised across 3 rounds since 2008, from 3 sources
$4.9MVenture$1.6MVenture$9.9MVenture
- Latest round
- Venture, $9.9MJun 2011
- Step-upi
- 6×
- Investors
- 9
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Venture, $4.9M Dec 2008
- Biggest round
- $9.9M Venture · Jun 2011
- Usual gap between rounds
- 2.4 years the median of 2
The rounds
- Jun 2011Venture$9.9M3 new2 returning
Reported by finsmes.com
- May 2011
- Dec 2008Venture$4.9M5 new
Reported by acalenergy.co.uk
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.
Everyone who backed them
Synergis TechnologiesVC firm1round
CT Investment PartnersInvestment firm1round
Rising Stars Growth FundVC firm1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about ACAL Energy
How much has ACAL Energy raised?
ACAL Energy has raised $16M across 3 rounds since 2008.
When did ACAL Energy last raise?
ACAL Energy's most recent round was a Venture of $9.9M in Jun 2011.
What was ACAL Energy's biggest round?
Its most recent round, $9.9M in Jun 2011, is also its largest on record.
Who backed ACAL Energy first?
ACAL Energy's first round on record, in Dec 2008, was backed by Northstar Ventures, Carbon Trust and Porton Group and 2 others.
What stage is ACAL Energy at?
ACAL Energy's latest named round is a Venture, in Jun 2011.
Where is ACAL Energy based?
ACAL Energy is based in the United Kingdom.
Companies like ACAL Energy
In the same sector, and raised in the last eighteen months.
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