---
title: Customer cases | Wei Cai
description: CEO at GreenPowerHub - Together with a team of innovators and domain experts, we are accelerating the global transition to sustainability by modernizing trading infrastructure and unlocking capital to fund more green projects worldwide.
---

## [Swiss-Made Renewable Energy Trusted, Transparent, and Traceable](https://www.greenpowerhub.com/customer-cases/swiss-made-renewable-energy)

[![Swiss-Made Renewable Energy Trusted, Transparent, and Traceable](https://www.greenpowerhub.com/hubfs/swiss-case.jpg) ](https://www.greenpowerhub.com/customer-cases/swiss-made-renewable-energy)

 by [Wei Cai](https://www.greenpowerhub.com/customer-cases/author/wei-cai) | Aug 12, 2025

 Empowering Switzerland’s Largest Renewable Trading Network The Market Switzerland is globally recognized forquality and environmental integrity. Building on these values, GreenPowerHub has launched Switzerland’s most transparent and efficient... 

[Read more](https://www.greenpowerhub.com/customer-cases/swiss-made-renewable-energy)

## [Leading European Utility sourcing guarantees of origins with cost and time efficiency](https://www.greenpowerhub.com/customer-cases/leading-european-utility-sourcing)

[![Leading European Utility sourcing guarantees of origins with cost and time efficiency](https://www.greenpowerhub.com/hubfs/utility-case.jpg) ](https://www.greenpowerhub.com/customer-cases/leading-european-utility-sourcing)

 by [Wei Cai](https://www.greenpowerhub.com/customer-cases/author/wei-cai) | Aug 12, 2025

 The Customer A leading European utility is committed to supplying its customer base with 100% renewable energy. As demand grew and customer expectations increased, the utility needed to streamline its certificate procurement process — with a... 

[Read more](https://www.greenpowerhub.com/customer-cases/leading-european-utility-sourcing)

## [European Jewellery Brand Powers its Asian Factory with 100% Renewable Energy](https://www.greenpowerhub.com/customer-cases/european-jewellery-brand)

[![European Jewellery Brand Powers its Asian Factory with 100% Renewable Energy](https://www.greenpowerhub.com/hubfs/web/thai-jewels-nice.png) ](https://www.greenpowerhub.com/customer-cases/european-jewellery-brand)

 by [Wei Cai](https://www.greenpowerhub.com/customer-cases/author/wei-cai) | Jun 16, 2025

 The Customer A European jewellery brand recognized for ethical production, sustainable sourcing, and high-impact climate action. As the company grew, so did its responsibility to decarbonize operations — particularly within its Asian manufacturing... 

[Read more](https://www.greenpowerhub.com/customer-cases/european-jewellery-brand)

## [Multinational Corporation Unlocks Competitive Renewable Energy Sourcing Across 8 Countries](https://www.greenpowerhub.com/customer-cases/multinational-corporation-unlocks-competitive-renewable-energy-sourcing-across-8-countries)

[![Multinational Corporation Unlocks Competitive Renewable Energy Sourcing Across 8 Countries](https://www.greenpowerhub.com/hubfs/suitcase_globe.png) ](https://www.greenpowerhub.com/customer-cases/multinational-corporation-unlocks-competitive-renewable-energy-sourcing-across-8-countries)

 by [Wei Cai](https://www.greenpowerhub.com/customer-cases/author/wei-cai) | Jun 16, 2025

 The Customer 

[Read more](https://www.greenpowerhub.com/customer-cases/multinational-corporation-unlocks-competitive-renewable-energy-sourcing-across-8-countries)