Helping executives build the sustainability strategy enabling teams to build greener Tech products

Work with me

© Duez.co 2025

WHY SHOULD YOU CARE?

“Is 4% of global GHG emissions? I heard this is more than the trucks” - �Your loving kids”

“It’s not my wallet but it’s my Planet always works -

Your friendly CHRO”

“Did Mastercard really save millions of dollars doing GreenOps? -

Your friendly CFO”

“Are we green coding or just green washing? - Your friendly employees”

“How do you plan to reduce IT emissions by 45% until 2030 to align on SBTi? -

Your friendly CSO”

“I need your carbon figures by EOM for the regulatory audit -

Your friendly Sustainability Team”

“What is the environmental footprint of us using your digital products?” -

Your friendly client

“Are we about to lose this client because we don’t green host? -

Your friendly CRO”

“Are we climate resilient? -

Your friendly CEO”

YOU WANT TO

* non-profit organization, B Corp certified organization and SMB are eligible to a significant discount

I can help you with:

�Customized training sessions

​

Price range*: 1.5 - 5 K€

​

Build awareness

​

“We must speak the same language between colleagues”

Get started

​

““I want to start having a positive impact, next month!”

I can help you with:

�Trailblazing Tech Sustainability package

​

Price range*: 6 - 10 K€

Deploy at Scale

​

“I want GreenOps to be as commonplace as SecOps”

I can help you with:

�Double diamond Tech Sustainability process

​

Price range*: 15 - 40 K€

BUILD AWARENESS IN A FEW DAYS

​

Customized training sessions

• Keynotes
• Interactive talks fine-tuned with client’s needs and context
• Half a day workshops based on collective intelligence (Climate Fresk, Digital Collage, …)
• Full day event setup
• Training & online academy courses

Client �success story

Price range�

1.5 - 5K€

• “We now speak the same language about Tech & Sustainability”
• “We passed common preconception on Green IT”
• “We share a common understanding about Digital Sustainability to build upon it”

• Full day hybrid event for Product & Tech teams
• Co-built the agenda
• Delivered Keynote
• Facilitated workshops
• +100 participants and new IT sustainability volunteers joined

GET STARTED IN A FEW WEEKS

​

Trailblazing Tech Sustainability package

• 1:1 meetings with SME and management (5 to 10)
• 2 x 2h exploratory workshops
• 2 x 2h brainstorming meeting with Tech sustainability leaders
• 1 webinar blending general knowledge and customized action plan

Client �success story

Price range�

6 - 10K€

• “We have a backlog and we start now!”
• “Our boss greenlighted our initiative”
• “We navigate the maze of … Green IT, GreenOps, Digital Sustainability, Sustainable Design, WSG, Responsible AI, etc.”

• Exploratory workshops with unanimous positive feedback
• Next quarter backlog built
• Online webinar onboarding all the 60+ employees of the digital agency

DEPLOY AT SCALE IN A FEW MONTHS

​

Trailblazing Tech Sustainability package

• Tech footprint assessment (Carbon audits, LCA and Digital sustainability maturity audit)
• Green IT strategy with clear ROII
• Build the steering tools
• Craft the right narrative
• Build partnerships with internal and external actors (ESG consultants, procurement, finance, HR, …)

Client �success story

Price range�

15 - 40K€

• “We have a Green IT strategy”
• “We have a Green IT strategy showing first results”
• “We have a Green IT strategy showing first results and we don’t need anyone anymore to accelerate”

• Reworked the Sustainability strategy into OKR framework with the CSO and her team
• Onboarded C-suite and top management
• Built the dashboard

THEY TRUST ME

Corporate

Digital Agencies & IT Consulting

Tech & Software Companies

Public Sector

Education

WHY WORKING WITH ME?

My three golden rules:

1. Start from where you are, not where you should be.

2. I’m not here to stay.

3. We should never walk alone in the Sustainability world, �rely on Green IO collective intelligence!

BENEFIT FROM THE GREEN IO NETWORK

200+

guests & speakers

2000+

attendees

& 30+ partners

in 40+

countries

Your partner

OLD photo not to be used

Green IO Founder

Since 4 years

Co-lead “Global ICT Sustainability tool repository”

Since 2 years | NGO

CTO & Managing Director

For 5 years | PropTech

Chief Operations & Maintenance Officer

For 9 years | Payment Industry

Project Manager

For 5 years | Payment Industry

Gaël DUEZ

Tech Sustainability Strategist - Podcaster - Speaker�

Building a greener digital world, one byte at a time!

Pro facilitator & trainer - Ex. Board member �Since 3 years | NGO

W3C Web Sustainability Guidelines group member

Since 2 years | NGO

© 2023 Duez.co