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Portrait of Søren Joachim Bruun

Søren Joachim
Bruun

Entrepreneur, business developer and MBA.

Co-founder of Rheumy.

Core expertise

01

Business & Concept Development

Turning raw ideas into validated, scalable business models — from first hypothesis to market-ready concept.

02

Innovation & Project Management

Driving innovation projects from early-stage exploration to testing and implementation — aligning stakeholders, priorities and execution.

03

Brand Positioning & Narrative Design

Crafting brand stories and positioning strategies that cut through noise and create lasting market presence.

04

Lean Startup & Design Thinking

De-risking ventures through rapid experimentation, user validation and iterative development cycles.

05

Management Consulting & Founder Advisory

Providing strategic guidance, sparring and hands-on support to founders and organisations navigating growth, innovation and complex business decisions.

06

Marketing Strategy

Building full-funnel marketing strategies — from awareness campaigns and content systems to conversion funnels that drive sustainable growth.

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Selected projects

2024 – now

Rheumy

The app for personal arthritis management

  • Leading development of a digital health app supporting people living with arthritis.
  • Responsible for strategy, business development, partnerships and go-to-market activities.
  • Driving product development, patient validation and stakeholder engagement across healthcare and startup ecosystems.
  • Inspired by my dear little sister’s own battle with rheumatoid arthritis.
Aug – Oct 2026

Innovation Unit, Lillebaelt Hospital

Internship

  • Supported healthcare innovation and public–private innovation (PPI) partnerships at an organisation with approx. 6,000 employees across 3 hospitals.
  • Conducted user research, interviews and needs assessments with patients and clinical staff.
  • Contributed to concept development, testing and implementation of patient-centred solutions.
2018 – 2020

Micro Greens Danmark

Vertical farming

  • Co-founded and helped scale a vertical farming venture from zero.
  • Led marketing strategy and brand building.
  • Pivotal role in early business model development.
  • Today a business with 30+ employees, thousands of customers and Børsen Gazelle 2025.
2018 – 2019

Gro Lys

Grow lights & indoor growing

  • Helped scale Gro Lys from a small national player into a Scandinavian market leader across retail and e-commerce, serving both B2B and B2C customers.
  • Led a complete rebranding of the company.
  • Developed a new marketing strategy to support growth and market positioning.

Upcoming book

Design-Driven
Healthcare Innovation

A practical book on understanding the right problems, involving the right people and creating solutions that make a real difference in healthcare.

The book in its Danish and English editions

Education

  • Master of Business AdministrationWith Distinction
  • Bachelor, Innovation & Entrepreneurship
  • Bachelor, International BusinessFirst-Class Honours
  • AP, Entrepreneurship & Design

Key achievements

  • 2026Winner of Micro Grant, Danish Entrepreneurship Championships (StartUp Programme)
  • 20261st place, Regional Entrepreneurship Championships (StartUp Programme)
  • 2024Finalist, Fynske Bank StartUp Lab
  • 2024Graduated Master’s with Distinction
  • 2022Graduated Bachelor’s with First-Class Honours
  • 2020Finalist, Danish Entrepreneurship Championships
  • 20191st place, IBA International Pitch Competition
  • 2018“Entrepreneur of the Year”, Business Kolding
  • 2011–20153× Nordic Judo Champion

Blog

Mentioned in

  • Erhverv+
  • JydskeVestkysten
  • TV Syd
  • Fyens.dk
  • MedWatch
  • ITWatch
  • Ugeavisen
  • Business Kolding
  • Fynske Bank
  • IBA Erhvervsakademi Kolding
  • UCL Erhvervsakademi og Professionshøjskole