Sustainability advisory for companies in the United Kingdom.
Keslio helps companies in the United Kingdom make sustainability real: set a credible strategy, measure your emissions, report with confidence, and earn the ratings and recognition that matter. We can run it as your sustainability team or strengthen the one you have.
Sustainability expectations are rising from every direction.
UK companies face sustainability pressure from investors, regulators, customers, and their own ambitions. The work that matters is practical: a clear strategy, numbers you can defend, and reporting that does not overclaim. Keslio helps you put that foundation in place and use it everywhere it is needed, from investor diligence to tenders.
When companies bring us in
- You want a credible sustainability strategy with realistic targets.
- You need a defensible emissions baseline and clear methodology.
- Investors, lenders, or a tender require climate and ESG evidence.
- You want to make environmental claims without the risk of greenwashing.
End-to-end sustainability support for companies in the United Kingdom.
Whether you are starting from a blank page or refining an existing program, we cover the full path from strategy to data to reporting and recognition.
Sustainability strategy
Set the priorities, targets, and roadmap that fit your business and stand up to scrutiny.
GHG emissions calculations
Measure Scope 1, Scope 2, and the Scope 3 categories that matter, with methodology and evidence you can reuse.
Reporting and communications
Turn your data into clear reports, disclosures, and stakeholder communications, without greenwashing.
Ratings and certifications
Prepare for the ratings, certifications, and questionnaires your customers and investors rely on.
Fractional sustainability team
Bring in an experienced sustainability team on demand, without the cost of hiring in-house.
Customer request support
When a customer does ask for emissions or ESG data, respond quickly, accurately, and in their format.
We also help investors build and run responsible investment programs across their portfolios.
A clear path, not a vague program.
Sustainability work fails when it stays abstract. We keep it practical and tied to decisions your business actually has to make.
Understand your goals
We start with your business, your stakeholders, and what you want sustainability to achieve, so the work targets what actually matters.
Build the foundation
We set the strategy and the baseline: priorities, emissions data, material topics, and the evidence behind every number.
Report and communicate
We turn the work into reports, disclosures, ratings, and responses your stakeholders can rely on.
Keep it current
Sustainability is not a one-off. We help you maintain, improve, and refresh the program as expectations evolve.
Read before you scope the work.
These guides explain the decisions, data, and evidence that usually shape this kind of work.
How to Build a Strong Climate Strategy
A practical guide to baselines, risks, opportunities, targets, transition planning, governance, and evidence.
How to Communicate Sustainability Efforts Without Greenwashing
A practical guide to communicating sustainability claims clearly, specifically, and with the right supporting evidence.
A Guide to the GHG Protocol
A practical explanation of the Corporate Standard, Scope 2 Guidance, Scope 3 Standard, and reporting boundaries.
Common questions from companies in the United Kingdom.
01How does Keslio work with companies in the United Kingdom?
We work as an extension of your team, both remotely and on the ground, across your entities and markets. Most engagements start with a short conversation about your goals, then move into a clearly scoped piece of work.
02We don't have a sustainability team yet. Is that a problem?
Not at all. Many of the companies we work with in the United Kingdom are starting from scratch. We can act as your fractional sustainability team, build the foundations with you, and hand over a system your own people can run.
03Can you help with one project, or the whole program?
Both. Some companies bring us in for a single strategy, footprint, report, or certification; others want us to run sustainability end to end. We scope to what you need now and leave you with something you can build on.
04Do you only work with large companies?
No. We work with startups, midsize companies, suppliers, projects, and investors, and we scope the work to your size and stage so it stays useful and affordable.
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Let's talk about your sustainability goals in the United Kingdom.
Tell us where you are and what you want to achieve. We will suggest a practical first step, whether that is a strategy, an emissions baseline, a report, or a certification.