# About BioSonic

BioSonic is a Stockholm-based AI company that builds the most accurate bat sound analysis platform available. Founded in 2023, our deep learning models are trained on 2.5 million bat calls and 3.5 million noise files, achieving 98.9% F1 accuracy in independent benchmarks. Used by ecological consultants, government agencies, and conservation researchers across Europe.

## Founders

- **Josef Carlson** — CEO & Co-Founder. Leads commercial strategy, product direction, and customer relationships.
- **Jonathan Carlson** — CTO & Co-Founder. Leads AI model development and platform engineering. Chalmers University of Technology alumnus.

## Awards

- Bert-Inge Hogsved Prize for Best Entrepreneurship 2025, Chalmers University of Technology

## Press & Validation

- Featured in Chalmers University of Technology news
- Third-party benchmark validation by Wilder Sensing (98.9% F1, 6,126 calls, 15 species)
- Independent benchmark by Jan Drachmann (Denmark): BioSonic 98.9% F1 vs Kaleidoscope Pro 83.0% F1

## Contact

- **Company**: BioSonic AB
- **Address**: Bergsundsgatan 7, 117 37 Stockholm, Sweden
- **Email**: josef.carlson@biosonic.se
- **Phone**: +46 72 744 65 85
- **Org.nr**: 559472-8056
- **Website**: https://biosonic.io