Scalable Unit of Impact — A Framework for Climate Finance
The definitive reference on the Scalable Unit of Impact (SUI) — the smallest measurable, attributable, and independently verifiable increment of environmental outcome produced by a single application of a company's core product or service. Covers the SUI framework, SSOT architecture, financial mechanisms, case studies (Becaps, MubOn), CTH VRF integration, and the SUI Fundamentals Course.
Chapter 1: Introduction
Why impact measurement matters for climate finance, and what the SUI solves.
What is a Scalable Unit of Impact?
What is a Scalable Unit of Impact? Core Definition: The Scalable Unit of Impact (SUI) is the smal...
The Valuation Gap in Climate Finance
The Valuation Gap in Climate Finance The Core Problem: Climate startups with genuine, large-scale...
How SUI Solves the Cost of Capital Trap
How SUI Solves the Cost of Capital Trap The SUI-WACC Hypothesis: When a startup's SUI is verified...
Chapter 2: The SUI Framework
The five criteria, comparison with existing standards, and the parameterized protocol.
The Five Criteria of a SUI
The Five Criteria of a SUI A valid Scalable Unit of Impact must satisfy all five criteria simulta...
Comparison with Existing Impact Frameworks
Comparison with Existing Impact Frameworks The SUI framework does not replace existing impact mea...
The Parameterized SUI Protocol
The Parameterized SUI Protocol A SUI is not fully defined until its parameters are documented. Th...
Chapter 3: The SSOT Architecture
Building the Single Source of Truth system that makes SUI verification possible.
What is a Single Source of Truth (SSOT)?
What is a Single Source of Truth (SSOT)? Definition: A Single Source of Truth (SSOT) is a system ...
The Three-Tier Validation Pipeline
The Three-Tier Validation Pipeline The Three-Tier Validation Pipeline is the data architecture th...
The Digital Twin for Impact Verification
The Digital Twin for Impact Verification The Digital Twin is the computational core of the SUI ve...
Chapter 4: Financial Mechanisms
How verified impact reduces WACC through greenium access, blended finance, and MDB alignment.
How SUI Reduces WACC
How SUI Reduces WACC This page provides the technical mechanism detail behind the SUI-WACC hypoth...
The Greenium and Verified Impact
The Greenium and Verified Impact Greenium: The yield differential between a green bond and an equ...
Blended Finance and First-Loss Guarantees
Blended Finance and First-Loss Guarantees Blended Finance: The strategic use of development finan...
MDB Taxonomy Alignment
MDB Taxonomy Alignment Multilateral Development Banks (MDBs) represent the single largest source ...
Chapter 5: Case Studies
The SUI in practice — Becaps (Argentina) and MubOn (Colombia), plus a sector generalisation guide.
Becaps (Argentina) — Chemical Displacement per Hectare
Becaps (Argentina) — Chemical Displacement per Hectare SUI Statement: One application of Becaps m...
MubOn (Colombia) — kWh Delivered per Charging Point
MubOn (Colombia) — kWh Delivered per Charging Point SUI Statement: One kWh delivered through one ...
Applying SUI Across Sectors
Applying SUI Across Sectors The SUI framework is sector-agnostic. Any enterprise whose product or...
Chapter 6: The CTH VRF Integration
How SUI is embedded in the CleantechHUB Venture Readiness Framework.
SUI in the Venture Readiness Framework
SUI in the Venture Readiness Framework The CleantechHUB Venture Readiness Framework (VRF) is the ...
Scoring Rubric for SUI Assessment
Scoring Rubric for SUI Assessment This rubric is used by CTH programme staff to score the Impact ...
Implementation Guide for CTH Startups
Implementation Guide for CTH Startups This guide walks a CTH portfolio startup through building t...
Chapter 7: Course — SUI Fundamentals
A structured 5-module learning path for founders and impact teams.
Module 1: Impact Measurement Foundations
Module 1: Impact Measurement Foundations Module Overview: Before defining a SUI, founders must un...
Module 2: Defining Your SUI
Module 2: Defining Your SUI Module Overview: This is the practitioner module — you will complete ...
Module 3: Building Your SSOT
Module 3: Building Your SSOT Module Overview: The SSOT is the infrastructure that makes SUI verif...
Module 4: Connecting Impact to Finance
Module 4: Connecting Impact to Finance Module Overview: A verified SUI is only valuable if it cha...
Module 5: Verification and Audit
Module 5: Verification and Audit Module Overview: Third-party verification is the inflection poin...