Fund profile / United Kingdom

Pioneer Infrastructure Partners II

Geography: United Kingdom
Stage: Pre-Seed
Fund size: €1100M
Focus: AI/ML, Climate & Sustainability and SaaS
Signals: Published

N°01 / About

About Pioneer Infrastructure Partners II

Pioneer Infrastructure Partners II is a venture capital firm based in United Kingdom, focusing on Pre-Seed stage investments. The fund actively supports founders building innovative solutions in AI/ML, Climate & Sustainability, SaaS, providing strategic guidance and capital to help startups scale.

N°02 / Thesis

Investment Focus

Location / RegionUnited Kingdom

Funding StagePre-Seed

Industry Focus

AI/ML

Climate & Sustainability

SaaS

Investor Signals Profile

active

Sweet Spot

Operational waste-to-energy/geothermal founder, UK/EU ready, acquisition-driven

infrastructure

energy transition

geothermal

circular economy

waste-to-energy

biomethane

biomass

waste wood

Bullish Signals

Portfolio co secured Goldman Sachs financingexternal

€80m biomethane plant under constructionexternal

Active infrastructure deals in Ireland/UKexternal

90k tonnes waste → renewable gas annuallylinkedin

284 engagements on milestone postlinkedin

Scaling biomethane platform Ireland & UKlinkedin

Yeager: 3 geothermal acquisitions in 2025linkedin

60 MWth operational, 5 projects developinglinkedin

Multi-sector heat: horticulture, residential, industriallinkedin

Third acquisition Aardwarmte Vierpolders Netherlandslinkedin

Four producing geothermal assets operatinglinkedin

Pioneer backing proven geothermal pioneer operatorslinkedin

Stream BioEnergy wins Best UK Plant 2026linkedin

Tully Biogas: highly commended WBA awardslinkedin

Seras UK acquires Enva waste wood businesslinkedin

Three UK waste wood processing locations acquiredlinkedin

Largest UK waste wood biomass fuel supplierlinkedin

Seras adds animal bedding to waste wood servicelinkedin

Manchester, Middlesbrough, Tilbury processing sites acquiredlinkedin

Multi-location expansion secures UK market positionlinkedin

Contrarian Signals

Focus: infra/PE, not early-stage VCexternal

Founder Do's

Build operational asset base rapidly

Target infrastructure-scale projects (10+ MW)

Expand geographic footprint strategically

Demonstrate cost-competitive unit economics

Execute bolt-on acquisitions for scale

Pursue award-winning operational excellence

Founder Don'ts

Early-stage tech plays without assets

Single-country strategy; seek EU expansion

36 signals on Pioneer Infrastructure Partners II

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Facts

Fund Overview

Fund Size€1100M

Saves0

Website

People

Key People

Sam Abboud, Giuseppe Curatolo, Terrence Tehranian

Rupert ShawPartner

Julius McGillivrayPartner

Louis-Olden Le CamPartner

Sebastian MillerDeal Team

Genevieve LeclercqDeal Team

Charles TavengwaDeal Team

Sam AbboudDeal Team

N°04 / See also

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