When was 3i Infrastructure founded?

3i Infrastructure was founded in 2007.

Where is 3i Infrastructure's headquarters located?

3i Infrastructure's headquarters is located in Saint Helier (Jersey).

How big is 3i Infrastructure's investment team?

3i Infrastructure has a team of 11, including 11 partners.

How many companies has 3i Infrastructure invested in?

3i Infrastructure has invested in 11 companies, including Oiltanking & Valorem.

Which companies has 3i Infrastructure invested in lately?

Valorem Reply & Valorem Reply are the latest investments by 3i Infrastructure.

3i Infrastructure - 2026 Investor Profile, Portfolio, Team & Exits

Most viewed in 2019

3i Infrastructure is a private equity firm founded in 2007. It is primarily based in Saint Helier, Jersey. As of Oct 2026, 3i Infrastructure has a portfolio of 11 companies, comprising 11 funding rounds and 8 acquisitions. The firm primarily invests in companies based in United Kingdom and Germany. Its portfolio is spread across a wide range of sectors from Energy to Environment. Most recently it acquired stakes in SRL on Dec 03, 2021.

Overall 3i Infrastructure portfolio has seen 5 acquisitions, namely Attero, DNS:NET and Anglian Water.

3i Infrastructure has a team of 11 people, including 11 partners.

Key Metrics

Founded Year

2007

Location

Saint Helier, Jersey

Portfolio Companies

Oiltanking, Valorem & 9 more

Portfolio Sectors

Energy, Environment

Portfolio Locations

United Kingdom, Germany & 5 more

Acquisition Deals

SRL, Ionisos & 6 more

Investment Deals

Oiltanking, Valorem & 9 more

View 3i Infrastructure's full profile

3i Infrastructure has a portfolio of 11 companies. They have invested in a total of 11 companies. Their most recent investment was in Valorem Reply (Conventional Debt round) on Jul 24, 2016. Here are the most recent investments by 3i Infrastructure:

Date	Company	Round	Amount	Co-Investors
Jul 24, 2016	Valorem Reply	Conventional Debt	1230	-
Jul 14, 2016	Valorem Reply	Series A	5810	-
Feb 20, 2015	Oiltanking	PE	1954	-
Mar 24, 2011	KMC Constructions	Unattributed	1487	-

View all investments by 3i Infrastructure

3i Infrastructure has acquired 8 companies. Their most recent acquisition was of SRL on Dec 03, 2021. Here are the most recent acquisitions by 3i Infrastructure:

Acquisition Date	Company	Short Description	Total Funding	Founded Year
Dec 03, 2021	SRL	Supplier of portable and temporary traffic light systems to the traffic management industry	-	2010
Jul 26, 2019	Ionisos	Developer and manager of commercial real estate properties	-	1998
Mar 13, 2019	Joulz	Smart meter installation, meter reading & data management services provider	-	2004
Jul 27, 2018	Tampnet	Provider of high-capacity offshore communication networks	-	2001

Here is the portfolio snapshot of 3i Infrastructure:

Acquisitions by Year

The maximum number of acquisitions were made in 2019

Portfolio by Location

Companies are primarily in United Kingdom and Germany

Portfolio by Sector

Companies are primarily in Energy

3i Infrastructure has a team of 11 members including 11 Partners located in United Kingdom, France and 1 more location. 3i Infrastructure's team does not sit on the board of any company as of now.

Here is a list of top team members in 3i Infrastructure:

Name	Designation	Location	Board Memberships	Contact Details
Phil White	Partner	-	-	-
John Cavill	Partner	London	-	-
Anna Dellis	Partner	London	-	-
Stephane Grandguillaume	Partner	Paris	-	-
Nigel Middleton	Partner	Hertford	-	-
Scott Moseley	Partner	London	-	-
Tim Short	Partner	Charlottesville	-	-
Bernardo Sottomayor	Partner	London	-	-
Aaron Church	Partner	London	-	1 Phone number
Cressida Hogg	Partner	-	-	-
Doug Bannister	Partner	Canterbury	-	-