We’re Neutreeno

A team of Cambridge climate scientists and engineers who have shaped how the world measures emissions, mapped the pathways to decarbonisation and pioneered resource efficiency to get there.

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We wrote the science, but nothing changed. So we built Neutreeno.

Despite helping shape the research and international climate policy, emissions kept rising. Neutreeno puts that science to work, giving every business the intelligence to build a more competitive and resilient future for the people and communities that depend on them.

Our Team

Different backgrounds. One shared purpose.

Dr. Spencer Brennan
Dr. Spencer Brennan
Founder and CEO

Cambridge PhD in physics

Chemical & process engineer

15-year sustainability researcher

Prof Jonathan Cullen
Prof Jonathan Cullen
Head of Climate Science

Cambridge PhD in energy engineering

Cambridge Manufacturing Futures Fellow

IPCC Lead Author

Nicolaas Matthijs
Nicolaas Matthijs
Head of Product

AI & Machine Learning expert

Founder & exited entrepreneur

20-year product executive

Jobey Meacham
Jobey Meacham
Operations and Finance Lead

Cambridge Mfin

Consultant at Institute for Manufacturing

Investment Banker

Miguel Mancera
Miguel Mancera
Climate Systems Engineer

Cambridge Master of Sustainability

Chemical Engineer

Multinational Scope 3 and SBTi Lead

Michael O'Keeffe
Michael O'Keeffe
Head of Software

Experienced startup software engineering lead

Solutions architect

Oxford Master of Chemistry

Lucy Wills
Lucy Wills
Climate Measurement Engineer

Cambridge Master of Sustainability

Chemical Engineer

Expertise in modelling physical systems and statistical theory

Dr Ben Lyons
Dr Ben Lyons
Decarbonisation Model Engineer

PhD from Imperial in circular chemicals

Chemical Engineer

Techno-economic and lifecycle assessment expert

Dr Ciara Greaves
Dr Ciara Greaves
Carbon Analysis Engineer

University of Cambridge Graduate

PhD in Climate Science

Expertise in quantitative analysis and statistical modelling

Jamie Martin
Jamie Martin
Machine Learning Engineer

Cambridge Master of Physics

Data Engineering

Expertise in modelling physical systems and statistical theory

Nicholas Lau
Nicholas Lau
Data Engineer

Imperial Master of Engineering

Climate Data Specialist

Researcher at MIT

Dr Leonardo Paoli
Dr Leonardo Paoli
Scientific Partner

Cambridge PhD in engineering

Lead author of Energy Tech Perspectives 2023/24

IEA low-carbon tech expert

Dr Natanael Bolson
Dr Natanael Bolson
Scientific Partner

PhD in engineering

Birmingham University Group Leader

Manufacturing Futures Fellow

Dr Fanran Meng
Dr Fanran Meng
Scientific Partner

PhD in Materials Engineering

Lecturer in sustainable chemical engineering

Cambridge researcher in emissions analysis

Dr Rick Lupton
Dr Rick Lupton
Scientific Partner

Scientific uncertainty modelling expert

Senior lecturer in sustainability engineering

Material flow and lifecycle analysis researcher

Morgan Polak
Morgan Polak
Senior Software Engineer

Senior Full Stack Engineer

11+ years programming experience

Nottingham Master of English Studies

Tai Elimelech
Tai Elimelech
Sales Lead

Sustainable Business, University of Leeds

7+ years experience of business development

Ex-Amazon and carbon accounting

Lee Wardrobe
Lee Wardrobe
Customer Success Lead

12+ years in Customer Success

Built CS functions from the ground up in 3+ start-ups Specialist in turning customer goals into real outcomes

Tom Bingham
Tom Bingham
Marketing and Communications Manager

4+ years in Sustainability

10+ years in Marketing

Ex Cambridge University Institute for Sustainability Leadership

We're hiring, join our team

Help shape the future of decarbonisation with us. Check out our openings to find a great fit.