GREEN WHALE

Where bold climate solutions meet impact capital

Powered by Impact Hub Antwerp

Dive in on 3 December 2025, at Impact Hub Antwerp – connect, pitch and grow the sustainable ventures shaping tomorrow.

Get your tickets now

Organizers

Impact Hub Antwerp

Date

3 December 2025

Location

Impact Hub Antwerp

Apply to Pitch
Register as Investor
Join as a Partner
Join as an observer / ecosystem guest

Green Whale is the opportunity for climate entrepreneurs and investors to meet. We’re targeting mission-driven startups and scale-ups in climate, industry, circular economy, energy, waste management and social inclusion, seeking €100K–€1M in equity or debt. Apply now for a 360° experience: Prep workshops, curated investor matchmaking, pitch showcases and fireside chats – all designed to ignite partnerships that generate both profit and positive change.

INVESTORS

  • Discover mission-aligned, scalable impact ventures
  • Book meaningful meetings through curated matchmaking
  • Be part of a nascent impact investing ecosystem in Belgium
  • Influence funding decisions.
  • Show leadership in impact investment.
Register

STARTUPS

  • Prep your pitch with experts during a dedicated coworking day.
  • Access funding and strategic partnerships.
  • Pitch directly to pre-screened impact investors
  • Receive feedback from seasoned impact leaders
  • Investment diversity/options : all in one spot
  • Gain visibility with corporates and peers.
  • Connect with fellow impact founders.
  • Note: 5 startups will be selected as finalists for the pitches during the main event!
  • Participation fee for Pitchers: 150 EUR
Apply

PARTNERS

  • Position your brand at a flagship impact event.
  • Reach startups, investors, and ecosystem players.
  • Showcase your commitment to sustainability.
  • Support founders and the Antwerp impact ecosystem.
  • Gain visibility across event and media channels.
Partner with us

OBSERVERS

  • Watch live pitches from impact startups.
  • Learn what investors value in deals.
  • Discover new solutions in climate and circularity.
  • Network with founders, investors, and peers.
  • Explore opportunities without being in the spotlight.
Join the exclusive event

Important dates:

17 September – Applications open!

10 November – 5 Finalists selected

18 November – Coworking day

3 December – The Green Whale finale

Agenda

Bring your startup to Impact Hub Antwerp’s coworking space, where you’ll have:

  • Dedicated workspace throughout the day
  • Sustainability-focused experts on hand to refine your pitch and business plan
  • Optional mini-workshops or 1:1 coaching in: 
    • Pitch revision
    • Storytelling
    • Financial planning & scalability
    • Investor-readiness check

Why it matters: These coworking sessions give you focused time, professional support, and peer collaboration to craft your strongest final pitch.

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