Join Zellar as a THG supplier

Zellar is the user-friendly sustainability platform chosen by THG to record the emissions levels and net zero targets of suppliers.

To comply with THG’s PACT programme and procurement standards, all suppliers will be required to join Zellar and submit their 2024 data in Q1 2025.

Zellar: Trusted by

Comply with THG standards

Meet Zellar. THG’s simple, digital sustainability platform. Get compliant in three simple steps.

1. Calculate emissions

Zellar’s postcode look-up finds your meter and makes calculating emissions quick and simple to share with THG.

2. Set targets

Demonstrate your commitment to being a sustainable supplier by telling us your net zero target.

3. Reduce impact

Now, let Zellar coach you towards Net Zero, then track and share your progress with THG and anyone else.

Wendy Clarkson
Fizzco

“We used Zellar to provide ESG evidence for our client tender. Having been successfully awarded the contract, we now always include our Zellar in any tender process.”

Wendy Clarkson - Fizzco

Go beyond compliance.

Complete your THG Mission. Then plot your course to a low emissions business with Zellar.

Get THG PACT Compliant

Activate Zellar
Takes less than 60 seconds to get set up

1

Calculate emissions
Let Zellar calculate and record your annual emission

2

Set targets
Tell us your Net Zero goals

3

Boost your green business

Set up Rituals
Build green habits and start saving money

4

Select Projects
A library of ideas to help you build a simple plan

5

Share your journey
Access reports, a Zellar score and a live profile to tell your story

6

Sustainability that pays you back.

  • Annual Zellar membership for THG suppliers is only £499 per supplier

  • Using Zellar saves £800+ in year one, by reducing your energy bills

  • Comply with THG PACT and build a greener, more prosperous business

Ruth Terrington
The Hooked on Group

“Having access to a tool that helps us to calculate our carbon emissions and build an achievable plan to reduce them is a game changer. It also helps to reduce our energy bills too.”

uth Terrington The Hooked on Group

“I’d like to thank all THG suppliers for supporting our mission to reach net zero by 2040. We simply can’t do it without each and every single one of you joining us on that journey.

We recognise many of our suppliers need support which is why we’ve teamed up with Zellar to make it as simple and affordable as possible.

We know that this will benefit your business, our business and the planet.”

Matthew Moulding
CEO, THG

FREQUENTLY ASKED QUESTIONS

  • THG's PACT (Partnership in Action) program is a new initiative focused on fostering a culture of sustainability within the THG supply chain. The programme aims to collaborate with suppliers to mutually decarbonise operations and leave the world a better place.

  • THG is committed to achieving its Net Zero target by 2040, and supplier participation is crucial to achieving this goal. By requiring suppliers to report their annual carbon emissions, THG can track progress towards its sustainability goals and identify areas for improvement.

  • Zellar is a digital sustainability coaching platform that THG has partnered with to streamline the process of reporting carbon emissions for suppliers. Zellar provides a user-friendly platform for suppliers to calculate, track, and reduce their emissions, ensuring compliance with THG's PACT programme requirements.

  • We've set the price for THG suppliers at a standard £499 which is in line with the standard Zellar fee for business with 9-50 employees.

  • No, all suppliers that are requested to report their annual carbon emissions as part of the PACT programme must sign up for a Zellar licence and provide the required emissions information.

  • Using Zellar offers several benefits for suppliers, including:

    • Simplified reporting: Zellar provides a user-friendly platform for calculating and tracking carbon emissions, making the reporting process easier and more efficient.

    • Reduced environmental impact: By using Zellar, suppliers can identify opportunities to reduce their carbon emissions and take concrete steps towards a more sustainable future.

    • Cost savings: Zellar can help suppliers identify ways to reduce their energy consumption and optimise their operations, leading to cost savings.

    • Enhanced reputation: Demonstrating a commitment to sustainability can improve a supplier's reputation and make them more attractive to customers.

    • Competitive advantage: In today's market, sustainability is increasingly important to consumers and businesses. By using Zellar and reducing their carbon footprint, suppliers can gain a competitive advantage.


  • All suppliers requested to report their annual carbon emissions must sign up for Zellar and submit their emissions information before December 31, 2024.

  • THG has set ambitious targets for its PACT programme, including:

    • 85% participation of THG's suppliers with science-based targets by 2027

    • 90% reduction in absolute Scope 3 emissions by 2040

  • Suppliers can sign up for a Zellar licence directly through the Zellar platform. Once signed up, they will have access to the platform's tools and resources to calculate, track, and reduce their carbon emissions.

  • Yes, THG is committed to providing guidance and support to suppliers using Zellar. The company will work closely with suppliers to ensure they understand the requirements of the PACT programme and have the necessary resources to meet their sustainability goals.