Contact
A woman is using a tablet in the middle of a forest.
Start-ups

From idea to investment – support & funding for start-ups at every stage

CATAL1.5°T supports your ideas and provides your climate venture with funding, know-how and access to networks of domain experts, mentors and investors.

What’s new at CATAL1.5°T?

241008 RHHSC PHT005
News

“We must act now” – the Launch of the “Forum on Climate Tech Investments” at the Hamburg Sustainability Conference

25.10.2024Severin Peters, GIZ

On October 8, CATAL1.5°T hosted a high-level session at the Hamburg Sustainability Conference (HSC) 2024 with Mafalda Duarte, Executive Director of the Green Climate Fund, Ambroise Fayolle, Vice-President of the European Investment Bank, and Ingrid-Gabriela Hoven, Managing Director of GIZ. The event marked the launch of the “Forum on Climate Tech Investments” – a global event series initiated by CATAL1.5°T to address critical gaps in climate tech financing.

1 woman holding tablet front view resized
News

Powering climate innovation: local partners fuel West Africa's climate tech pipeline

25.10.2024Rosina Naab, GIZ

From ideas to impact – how CATAL1.5°T's network is continuously supporting start-ups

African woman holding a tablet
News

Subscribe to CATAL1.5°T’s newsletter!

16.10.2024Angeli "Ann" Regala, GIZ

Introducing the CATAL1.5°T Newsletter: a quarterly resource for climate tech ecosystem in the Global South.

Felipe presenting at the demo day of the first batch of the accelerator programme
News

Building a better planet: insights from Tec de Monterrey’s Felipe González Rosas

04.10.2024

In an interview, Felipe González Rosas, Climate Entrepreneurship Director at Tecnológico de Monterrey, shares his experiences working with the first cohort of CATAL1.5°T’s Accelerator programme.

2 ladies looking at a laptop screen
Event
West Africa

CATAL1.5°T Climathons in West Africa

18.09.2024 - 07:00 UTC-7

Are you an entrepreneur passionate about climate innovation? Do you believe in the potential of green technologies to reshape our future? Now is the time to take action!

Imo 81 A4018
Event
West Africa

CATAL1.5°T Pre-Accelerator in West Africa

16.09.2024 - 07:00 UTC-7

The CATAL1.5°T Initiative Pre-Accelerator Programme is now open for climate-focused pre-seed ventures in West Africa. During a period of 3 to 4 months, 40 selected startups will receive expert training, mentoring, professional coaching, and technical support to develop their businesses. Participants will also have the chance to secure up to €15,000 in funding to help accelerate their growth. Apply now to take your climate innovation to the next level!

1 woman holding tablet front view resized
Event
West Africa

Launch of the UX in Climate Training

24.09.2024 - 07:00 UTC-7

The call for applications for the UX in Climate program is now open. This project aims to support and empower women entrepreneurs in the climate tech sector in West Africa.

Plants nurtured and protected by Vexxel
News

Accelerator finalist Vexxel uses biotech for a more sustainable agriculture

09.09.2024

The Argentinian start-up Vexxel is revolutionising the agriculture sector in Latin America with their innovative approach to reducing chemical fertiliser use through biodegradable nano-capsules.

A man and a woman happy with the food they ordered from the Cirkula app
News

Discover how our accelerator finalist, Cirkula, addresses food waste

23.08.2024

The start-up Cirkula is making a significant impact in the food sector by helping businesses manage food waste and reduce CO2 emissions through easily accessible technology.

All members of the CATAL1.5°T Initiative gather in front of GIZ building in Berlin.
News

Get to know the CATAL1.5°T Initiative team

08.08.2024Angeli "Ann" Regala, GIZ

Meet the CATAL1.5°T staff and learn about the vital role of climate tech start-ups in achieving a net-zero future.

The batch 1 of the Pre-accelerator programme in Latin America gathered for a group photo during their bootcamp
News

CATAL1.5°T Initiative in Latin America Launches the First Bootcamp for its Pre-Accelerator Program

11.08.2024Josué García, GIZ

The CATAL1.5°T initiative's Pre-Accelerator Program bootcamp for Latin America was held on July 29 to July 31 in Monterrey, Mexico. The program selected 20 promising climate tech start-ups from the region to receive funding, training, and mentorship. The bootcamp included sessions on ESG criteria and business development, and featured outstanding speakers from the ecosystem. The program aims to support start-ups in their growth and innovation efforts, with two more cohorts to follow.

microTERRA staff showing their innovative approach to agricultural wastewater treatment
News

microTERRA’s impact on water sustainability & health – meet our accelerator finalist

12.08.2024

The start-up microTERRA is making waves in the climate tech sector with their innovative approach to agricultural wastewater treatment and sustainable food ingredients.

The speakers and facilitators of the ESG training in Senegal for VCs during a session discussion
News

ESG Training for Venture Capital funds held in West Africa

18.07.2024Leon Pelt and Milena Stolz, GIZ

Seven selected West African Venture Capital (VC) firms participated in a training on best practices in environmental, social, and governance (ESG) principles tailored to the needs of VCs. The training was provided by VentureESG and hosted by the CATAL1.5°T Initiative. The training was all about how the VC firms can succeed in aligning their operational processes and investment decisions with best practices in ESG and become regional leaders in the field.

Sofía Elizalde, Technical Advisor for NAMA PyME; Erika Sánchez, Technical Advisor for the CATAL1.5°T Initiative; Bianca Corona, Technical Advisor for Recuperación Verde; and Itzel Alcérreca, Technical Advisor for the Mexican-German Climate Change Alliance at Impact Days in Mexico
News

CATAL1.5°T Initiative present at Impact Days in Mexico City

15.07.2024Josué García, GIZ

On June 20 Erika Sanchez from the CATAL1.5°T Initiative took part in the panel "Are Social and Economic Development at Odds?", which was held during the Impact Days – an event organized by Impact Hub in Mexico City. The panel looked at different perspectives on challenges and opportunities identified in green economy businesses, climate financing, and climate and technology entrepreneurship. The CATAL1.5°T Initiative also confirmed future calls for its Accelerator and Pre-Accelerator programs, along with a series of 'climathons' (climate hackathons) in Latin America.

A woman in glasses sitting at a desk with a laptop.
Event
West Africa

ESG Training for West African Venture Capital Investors

18.07.2024 - 07:00 UTC-7

The West African CATAL1.5°T platform will offer an intensive two-day training on environmental, social, and governance (ESG) principles in Senegal to which selected West African Venture Capital (VC) investors have been invited.

Participants from the first Bootcamp for the Acceleration Programme of the CATAL1.5°T Initiative
News

First CATAL1.5°T Bootcamp for the Accelerator Program Bootcamp held in Latin America

25.05.2024Josué García Pérez, GIZ

Ten Climate Tech start-ups from four Latin American countries have begun their acceleration process with the first CATAL1.5°T Acceleration Bootcamp. During the program they will have access to funding of 100K euros, mentoring and networking sessions to enhance their development.

Radiant smiles light up the Global Workshop of the CATAL1.5°T Initiative as participants come together in a spirit of collaboration and innovation.
News

Empowering Climate-Tech Start-ups: Insights from the CATAL1.5°T Global Workshop 

28.05.2024Angeli "Ann" Regala, GIZ

CATAL1.5°T Initiative to advance efforts in supporting climate tech start-ups

a group of men discussing their climate tech solutions in the field, showing their commitment to sustainability
News

CATAL1.5°T launches its acceleration program dedicated to SMEs and start-ups in West Africa

24.04.2024Morgane Awu, Communication Officer, Investisseurs & Partenaires

The CATAL1.5°T acceleration program is officially launched in West Africa. 30 companies in the climate sector will benefit from technical and financial support to accelerate their growth.

Cover Image for the CATAL1.5°T Explainer Video
News

Launch of the CATAL1.5°T video

26.10.2023The catalist-Team

This video explains the CATAL1.5°T Initiative's purpose in less than three minutes

Whats App Image 2023 10 27 at 10 12 25
News

CATAL1.5°T at the UNCCC Climate week in Panama

01.11.2023Milena Stolz, GIZ

The CATAL1.5°T Latin American platform hosted a one-hour panel discussion on opportunities & challenges for Climate Tech entrepreneurship promotion in Latin America on October 23rd, 2023.

News teaser 05
News

Launch of CATAL1.5°T Acceleration program for Latin American climate-tech startups

01.11.2023Milena Stolz, GIZ

Start-ups can now apply to receive access to workshops, experts, and the opportunity to receive funding up to €100,000 euros.

News teaser 06
Event

Launch of the CATAL1.5°T Platform West Africa

23.11.2023 - 13:00 UTC+1

GIZ and Climate-KIC present CATAL1.5°T at the Africa Start-up Connect Week in Berlin

Applications for our start-up programmes are open

Ideator, first-time founder or serial entrepreneur – no matter your experience and the stage of you climate tech solution, you can find your support programme here.
A man sitting in a chair with a laptop in front of a plant.
Tackle climate change with your community!

Climathons

Climathons are our ideation programme: the events bring together local citizens, innovators and entrepreneurs with ideas that address the challenges of climate change with technology. Take part and create an impact!
A woman holding a tablet in an office.
Get your climate tech solution market-ready!

Pre-accelerator

Our pre-accelerator for climate tech start-ups provides you with training, technical support and funding. Let’s take your prototype to the next level!
A woman sitting at a desk with a tablet in front of her.
Scale your way to VC!

Accelerator

Your climate venture is already well on its way to making a positive impact on climate change? Prepare to successfully navigate the challenging growth phase – with training & coaching, networking and repayable grants!

About the CATAL1.5°T Initiative

The Initiative is is funded by the international Green Climate Fund (GCF) and the German Federal Ministry for Economic Cooperation and Development (BMZ). It is implemented by Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ) GmbH in cooperation with top-tier global and regional partners.

Learn about us