Duffel

Steve Domin and Tom Bates profile from Duffel
Duffel Logo

Duffel is an all-encompassing dev environment to make starting a travel business a seamless experience.

When airlines adopted ticketing technology in the late 20th century they were on the cutting-edge; unfortunately as technology has moved on airline now find the backend systems they rely on to be long antiquated. From travel agents to passengers, everyone in the industry has been frustrated by the backends that don't live up to the expectations of modern consumers.

Duffel was founded by Steve Domin, an engineer and Tom Bates, a designer, who had both previously worked together as early employees at GoCardless.

Infrastructure

Investment Total
Blossom led Duffel’s $4.7M Seed round with participation from Y Combinator. Duffel has since gone on to raise their $21.5M Series A led by Benchmark and $30M Series B led by Index Ventures.

More Series A investments

Financial Services

  1. Country:
    Czech Republic
  2. Sector: 
    Financial Services
  3. DAte of partnership: 
    Nov 2023
Blossom invested in EquiLibre's seed round and they have since an A led by Creandum.
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Localyze is an all-in-one platform that enables HR, employees & prospective hires to manage all administrative processes of a relocation.

SaaS / HR

Hanna Asmussen, Lisa Dahlke, and Franzi Löw from Localyze
  1. Country:
    Germany
  2. Sector: 
    Enterprise SaaS
  3. DAte of partnership: 
    June 2021
Blossom led Localyze's $12M Series A. Localyze has since raised a $35M Series B led by General Catalyst. Acquired by Boundless in September 2025.
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api.video enables you to easily build, scale and operate on-demand and live streaming videos in your app, software or platform.

Infrastructure / Developer Tools

Api.video team photo
  1. Country:
    France
  2. Sector: 
    Developer Tools
  3. DAte of partnership: 
    June 2020
Blossom led api.video’s $5.5M Seed round. They've since raised a $12M Series A.
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Arrakis is building the AI Operating System for industrial operations, deploying AI agents into mission-critical workflows across the physical economy.

Application / AI Ops

Blossom led Arrakis's $30m Series A
  1. Country:
    UK
  2. Sector: 
    Application
  3. DAte of partnership: 
    June 2026
Blossom led Arrakis's $30m Series A
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Greenjets is a British aerospace technology company developing the propulsion systems, aircraft platforms and launch technologies that will shape the next generation of aviation.

Defence

  1. Country:
    UK
  2. Sector: 
    Defence
  3. DAte of partnership: 
    July 2026
Blossom led Greenjet's $40m Series A round.
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Comand AI is building an AI-native command and control platform for NATO allies, using large language models to compress military planning from days to hours

Defence

  1. Country:
    France
  2. Sector: 
    Defence
  3. DAte of partnership: 
    Dec 2025
Blossom led Comand AI's €32m Series A round.
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