A school and library for sustainability professionals

From reporting to regeneration, one path.

A structured seven-step path through the whole of sustainability — beginning with CSRD and the ESRS, ending with businesses that restore more than they take. Built for advisory teams and in-house sustainability leads.

Official sources linked
Revised every quarter
Self-paced
Now open
Step 1 · CSRD 2026
7
steps from compliance to regeneration
The next four deadlines
See all deadlines →
Start here CSRD & ESRS
1 Jan 2027
FY2027 — the first reporting year under the simplified ESRS for wave-two companies
California · SB 253
10 Nov 2026
First Scope 1 and 2 emissions reports due
EU · EUDR
30 Dec 2026
Applies to large and medium operators and traders
EU · CBAM
1 Feb 2027
Certificate sales open for 2026 imports

Four deadlines, one foundation: every one of these rules needs data you can defend. Start with CSRD & ESRS.

Start with CSRD & ESRS
Browse by regulation · Free hubs

Start with the rule on your desk.

Who it is for

Built for the people who sign off the report.

01
Advisory and consulting teams

Scope assessments, double materiality and assurance readiness you can take straight into a client workshop.

02
In-house sustainability

A clear plan for your next statement, and the language to align finance, legal and operations.

03
Finance, audit and risk

How sustainability data connects to controls, assurance and the annual report.

04
Career switchers

A structured route into sustainability roles, with the frameworks employers actually ask about.

The path · Seven steps

Everything a sustainability professional needs, in the order it is needed.

Start with Step 1
Open now
I
Reporting & regulation

CSRD after the Omnibus, the ESRS, double materiality, VSME and ISSB alignment.

CSRD · ESRS · VSME · ISSB · GRI
In preparation
II
Climate & carbon

Scopes 1–3, science-based targets and transition plans that survive scrutiny.

GHG Protocol · SBTi · ESRS E1 · IFRS S2
In preparation
III
Nature & water

Dependencies and impacts on nature, and deforestation-free supply chains.

TNFD · SBTN · EUDR · ESRS E3/E4
In preparation
IV
Circular economy

Ecodesign, Digital Product Passports and circular business models.

ESPR · DPP · ESRS E5
In preparation
V
People & value chains

Human rights due diligence across your own workforce and suppliers.

UNGPs · OECD · CSDDD · ESRS S1–S4
In preparation
VI
Sustainable finance

Taxonomy alignment, fund disclosures and financed emissions.

EU Taxonomy · SFDR · PCAF
In preparation
VII
Regenerative business

The destination: businesses that restore ecosystems, strengthen communities and operate within planetary limits.

Planetary boundaries · Doughnut Economics · Regenerative design
Step 1 · Flagship
CSRD 2026
Now enrolling · Practitioner level

CSRD 2026 Masterclass

Sustainability reporting after the March 2026 Omnibus — who must report and when, the ESRS, double materiality in practice, and how six very different companies actually reported.

An introduction and seven modules, each with an exercise and a quiz
Cases from energy, pharma, wind, shipping, fashion and banking
A working Excel toolkit: scope checker, IRO register, gap analysis
Quarterly “What changed” updates for twelve months
Founding price First 100 learners
$210
Regular price $280 · Taxes calculated at checkout where applicable
The library · Free

Read, watch, verify.

Open the library
Status of law · 28 Sep 2026
Where the rules stand
18 Mar 2026
Omnibus amending directive in force
In force
21 Sep 2026
Simplified ESRS published — Delegated Regulation (EU) 2026/1563
Published
10 Nov 2026
Simplified ESRS enter into force; mandatory from FY2027
Upcoming
19 Mar 2027
Member states transpose the amendments
Upcoming
1 Jul 2027
EU limited-assurance standard due
Upcoming
FY 2027
First reporting year for wave-two companies
Upcoming
For teams and firms

Put your whole practice on the same path.

A shared vocabulary between sustainability, finance and audit is half the work of a first statement. Team seats make it the starting point.

Talk to us about team licences
Volume pricing from five seats
Progress reporting for team leads
One invoice with VAT details
Quarterly regulatory update briefings
The Atelier Brief · Fortnightly
The news that mattered, the sources behind it, and one idea worth keeping.
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