Top Tier

company 1 Deal 6 Partners

London-based infrastructure investment fund with $12.5B AUM focused on energy transition and digital infrastructure. Develops and operates 8.2 GW of renewable capacity across Europe, North America, and Australia, with major holdings in offshore wind, solar PV, and data centers.

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Founded 2005 350 employees

Investment FundInvestorAsset ManagerDeveloper

Strategic Overview

Increasing focus on hybrid renewable projects combining solar PV and battery storage, particularly in North America and India.
Strategic expansion into Asia Pacific via India entry, signaling long-term commitment to emerging markets with high energy demand growth.
Active development of offshore wind in the UK North Sea through partnerships with established operators like Ørsted.
Growing emphasis on digital infrastructure, with data centers now representing over 15% of AUM.

Deal History (1)

Frore Systems raises $143M in Series D funding for liquid cooling technology deployment in data centers

Investor Data Center United States Mar 19, 2026 USD143M

Investment Focus

Technologies

Data Center1

Geography

United States1

Key People

Sarah Thompson

Chief Executive Officer

James Reed

Chief Investment Officer

Luisa Fernández

Head of European Infrastructure

Track Record

8,200

MW Total

Deals Completed

Years Active

$B18.7B

Total Value

Notable projects: Hornsea South Offshore Wind Farm (UK), Iberian Solar Platform (Spain & Portugal), Nordic Data Center Cluster (Sweden & Finland)

Detailed Analysis

Sectors

Energy Transition (42 deals)Digital/Telecom (12 deals)Utilities (5 deals)Social Infrastructure (2 deals)

Geographies

UK (18 deals)Western Europe (24 deals)Nordics (6 deals)North America (11 deals)Australia/NZ (5 deals)Asia Pacific (3 deals)France (4 deals)Spain (5 deals)Italy (2 deals)Poland (1 deal)

Deal Stage

GreenfieldBrownfieldOperatingPrivatization

Deal Structure

Equity AcquisitionJoint VentureProject FinanceConcession

Subsidiaries

Top Tier Renewables LtdTop Tier Digital Infrastructure HoldingsTT Infrastructure Partners Asia

Portfolio Companies

GreenVolt Energy Solutions — renewablesEdgeCore Digital — datacenterAustralis Renewables — renewablesTransGrid Systems — utilities

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