What Icebreaker One does

Icebreaker One (IB1) is an independent, non-partisan UK non-profit founded in 2019 and headquartered in London. It designs and operates governance frameworks, trust frameworks, and policy processes that enable organisations to share data across sectors at market scale, with an explicit mission tied to the net-zero economy. The organisation works across six active sectors — Finance, Energy, Water, Built World, Transport, and Agriculture — and operates through a 400+ member Constellation network with 70+ engaged organisations.

IB1 delivers three integrated core services: Constellation, a 400+ member network for connecting with experts and attending events; Icebreaking, which enables participation in Scheme initiation, design and development; and Trust Services, an open source implementation framework for deploying governance Schemes at scale. Sector-specific programmes include Perseus (green finance platform automating GHG reporting from smart meter data for 5.5 million UK SMEs, with a stated £5-10B addressable market), Open Energy, STREAM (water), and Carbon Commons (spanning food supply chains, critical national infrastructure, energy management, and impact investing).

The business model is a community-led, non-profit membership and programme-delivery model. Revenue mechanics are not publicly disclosed; the organisation references a single named "Funder" in its Impact section and does not publish commercial pricing. Distribution is regional (UK) and runs through direct engagement with enterprise and institutional partners across the six sectors, supported by content marketing, events, and research publications.

Name

Icebreaker One

Legal name

Icebreaker One Limited

Website

https://icebreakerone.org

Company type

Private

Founded year

2019

Operating status

Operating

Headcount range

11–50 employees

Short description

Icebreaker One is an independent UK non-profit that designs governance and trust frameworks enabling cross-sector data sharing for the net-zero economy, serving organisations across Finance, Energy, Water, Built World, Transport, and Agriculture through a 400+ member Constellation and programmes including the Perseus SME green-finance platform.

Ownership category

akta.pro rank

Product category

Data Sharing Governance Infrastructure

NAICS

Software Publishers (5132)

SIC

Services-Computer Programming, Data Processing, Etc. (7370)

akta.pro primary industry

Climate Finance, Carbon Markets & MRV Systems (BPADALAB)

akta.pro secondary industries

Carbon Credit/REC Tracking, Claims & Chain-of-Custody Platforms (EUABAEAH), Climate Finance Strategy (CapEx planning, green finance, incentives & grants) (EUABAKAG)

Keywords

• Data sharing governance
• Trust frameworks
• Open source platforms
• Sustainable finance data
• Net-zero economy

Headquarters

HQ city

London

HQ country

United Kingdom

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Operations, Marketing or Sales

Revenue model

1. Non-profit membership and collaboration: Independent non-profit organisation generating value through membership engagement, programme delivery, and collaboration with 70+ organisations across 6 active sectors. Revenue model not explicitly disclosed in available sources.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Icebreaker One is an independent UK non-profit that designs and operates the governance, trust frameworks and policy processes that make data sharing possible across sectors and markets at scale for a net-zero economy. It delivers three integrated services — Constellation (a 400+ member network for connection and learning), Icebreaking (co-design of Schemes, trust frameworks and policy), and Trust Services (open source implementation) — and runs sector programmes such as Perseus (green finance for 5.5 million UK SMEs via automated GHG reporting), Open Energy, STREAM (water) and Carbon Commons across Finance, Energy, Water, Built World, Transport and Agriculture.

Product overview

Icebreaker One is an independent non-profit organization that provides three integrated core services: Constellation (a network of 400+ members for connecting with experts), Icebreaking (co-designing rules through Scheme initiation and development), and Trust Services (implementing Schemes using open source solutions). The organization operates multiple sector programmes including Perseus (green finance/carbon reporting for SMEs), Open Energy, STREAM (water), and Carbon Commons (spanning food, energy, finance, and greenhouse gas sectors). The company is built on open source principles and focuses on governance, trust frameworks, and policy processes that enable data sharing across sectors and markets at scale, targeting 6 active sectors with 70+ engaged organizations.

Differentiator

Problem solved

Functional benefit

Products and services

• Constellation A 400+ member network that connects organisations with experts, enables event attendance and provides access to industry knowledge to support cross-sector data sharing initiatives. Targeted at enterprises across Finance, Energy, Water, Built World, Transport and Agriculture.
• Icebreaking A service enabling organisations to participate in Scheme initiation, design and development processes for governance, trust frameworks and policy frameworks. Targeted at organisations that want to shape data sharing standards.
• Trust Services Open source implementation services for Schemes enabling organisations to deploy market-scale governance and trust frameworks at scale. Targeted at organisations ready to implement data sharing at scale.
• Perseus A green finance programme targeting 5.5 million UK SMEs that automates GHG reporting using assured smart meter data to unlock sustainable finance. Addressable market of £5-10B and focused on the half of UK business emissions attributable to SMEs.
• Open Energy An energy sector programme focused on data sharing and flexibility within the energy market, including Industrial and Commercial (I&C) flexibility work.
• STREAM A water sector programme addressing data sharing and governance in the water industry, with associated steering group activities.
• Carbon Commons A multi-sector programme covering food supply chains, critical national infrastructure (Dafni), energy management (NIMBUS, REACT), finance (Impact investing, SERI, Cygnus) and greenhouse gas discovery.

Quantifiable outcome

• 5.5 million UK SMEs targeted for GHG reporting automation representing half of UK business emissions
• +1 more outcomes

Segments6 records

Ideal customer profiles6 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Two partnerships are on record, tiered core and flagship.

• Constellation MemberscoreOthers400+ organisations forming the Constellation network across Finance, Energy, Water, Built World, Transport, and Agriculture sectors. Members connect with experts, attend events, and collaborate on data sharing governance frameworks.
• Perseus Programme PartnersflagshipStrategic or Co-development PartnerMulti-partner programme automating GHG reporting using assured smart meter data to unlock sustainable finance for 5.5 million UK SMEs. Addresses half of UK business emissions through coordinated financial and energy sector collaboration.

Scale indicators5 records

Recent moves2 records

Expansion highlights4 records

Direct peers

• Open Data Institute: UK-based non-profit that builds trusted data infrastructure and governance frameworks across sectors. Closest analogue to IB1 in mission, structure (independent non-profit), and sector-neutral approach to data sharing.
• Open Climate Fix: Non-profit applying machine learning and open source to climate and energy problems. Comparable as an open source, non-profit climate data organisation with cross-sector energy and decarbonisation focus similar to IB1's Open Energy programme.
• Climate Bonds Initiative: International non-profit mobilising capital for climate action via standards for green and sustainable bonds. Comparable to IB1's climate finance work (Perseus) and its role as an independent governance/standards body in the net-zero economy.

Others

• Green Software Foundation: Open source foundation building standards and tooling for sustainable software and green computing. Comparable as an open source ecosystem player addressing climate through shared infrastructure, thematically aligned with IB1's open source Trust Services approach.

Emerging players

• Plan A: Carbon accounting and ESG platform serving corporates with decarbonisation tooling. Comparable emerging technology player in GHG reporting and climate data that competes for adjacent segments to IB1's Perseus SME focus.
• Watershed: Enterprise carbon accounting and climate platform used by major corporates for GHG reporting. Comparable as a technology-driven player in the emissions data space that IB1's Perseus and Carbon Commons intersect with for SME and supply-chain reporting.
• Persefoni: Climate management and carbon accounting SaaS platform enabling enterprises to measure and report emissions. Overlaps with IB1's GHG disclosure infrastructure, particularly around automated emissions reporting and finance-grade climate data.

Broad incumbents

• CDP (Carbon Disclosure Project): Global non-profit running the world's largest environmental disclosure system for companies, cities and regions. Comparable as a broad incumbent in environmental data disclosure that overlaps with IB1's GHG reporting and Carbon Commons scope.
• Carbon Trust: Climate and sustainability non-profit advising organisations on net-zero strategy, carbon measurement and green finance. Comparable sector-neutral, mission-driven approach to emissions reduction that overlaps with IB1's broader portfolio beyond Perseus.
• South Pole: Major climate solutions provider and carbon market developer operating globally. Comparable in climate finance advisory, carbon credit development and data-driven decarbonisation services that intersect with IB1's Carbon Commons and Perseus work.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/IcebreakerOne
• LinkedInlinkedin.com/company/icebreaker-one

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Icebreaker One