sustainability reporting software

Our Story

At Greenstone, we provide award-winning sustainability reporting software solutions that enable our clients to achieve their sustainability goals and become responsible businesses. Greenstone has been providing Software-as-a-Service (SaaS) solutions for over 15 years and our clients are currently in over 100 countries worldwide across 15 industry sectors.

Through our suite of sustainability, supply chain and ESG software solutions we enable our clients to collect, manage and analyse the data required to inform and support their sustainability journeys. We build long-term partnerships with our clients and constantly develop and innovate to stay ahead of their evolving sustainability management and reporting requirements.

Data that talks to you

Our promise to clients is the delivery of ‘data that talks to you’ which is all about ensuring our clients’ data delivers meaningful information in a form that they can understand and use. At Greenstone, enabling and supporting our clients is central to everything we do, both in the way we develop our sustainability reporting software and irrespective of where our clients’ are in their sustainability journeys.

We’re immensely proud of the reputation we’ve earned for our client support and care. We go the extra mile, in both our software and client support, to enable our clients to become responsible businesses.



Our client support

Here are a few of the special things we do:

  • Our client support team of sustainability and ESG reporting specialists provides unlimited support at no extra cost.
  • We’re constantly updating emissions factors, methodologies and frameworks, so our clients don’t need to worry about keeping up-to-date.
  • Our team keeps on top of reporting trends and requirements so our clients always have a ready source for the latest advice.
  • All of our clients have a named Account Manager to ensure there is always someone at the end of the phone to give advice.
  • We upgrade our software with new features every two months and every client is upgraded at no extra cost.
  • Our in-house team of developers uses cutting edge innovation and technology to constantly evolve Greenstone’s suite of sustainability reporting software solutions

Customer satisfaction

And here’s how we know our clients are happy:

  • Our clients stay with us – our annual client retention rate has averaged 96% since we started.
  • Since our inception we have consistently achieved an above 9 out of 10 net promoter score.
  • Our customer service has been recognised as best-in-class in an independent 3rd party review (NAEM).


"Greenstone’s dedicated team of consultants is committed to helping us improve our data collection and reporting. If we need help or advice, they are always at hand with a focussed and timely response.”

Head of Environmental Sustainability, Sopra Steria


"At Fujitsu we take our environmental responsibilities seriously and our long-standing partnership with Greenstone, and its software, has enabled us to report and evolve our non-financial reporting with accuracy and confidence.“

Juliet Silvester, Head of Responsible Business at Fujitsu