Klang
Category: Voice / Speech AI
European AI platform that transcribes, summarizes, and analyzes conversations for professional use cases. Klang was founded in 2022. The company is led by Niklas Silfverström. Based in Helsingborg, Sweden. Total funding raised: ~SEK 8M (~€720K / ~$780K). Latest round: Angel. Key investors include Notable angel investors including former Spotify executives and founders from the NYC tech/music scene..
- Founded
- 2022
- Headquarters
- Helsingborg, Sweden
- Total funding
- ~SEK 8M (~€720K / ~$780K)
Value proposition
Captures every conversation and turns it into structured, searchable transcripts with AI-powered summaries and insights.
Products and solutions
Klang Notetaker (mobile app), Klang Atlas (knowledge documents), Klang Flow (automation/integrations)
Unique value
European AI built on trust - on-premise/private cloud, end-to-end encryption, zero training on customer data, ISO 27001/42001, GDPR compliant.
Target customer
Public sector, legal, insurance, research professionals who need secure conversation transcription.
Industries served
Research, Public sector, Legal, Insurance, Meetings & collaboration
Technology advantage
Full AI Traceability (every word traced to audio source), on-premise deployment, EU data residency, compliance certifications.
How they differentiate
European-built with strict data sovereignty, on-premise deployment, full AI traceability, and enterprise-grade security certifications.
Key partnerships
HETCH accelerator alumni, municipal AI documentation pilots with Helsingborgs kommun and Kalmar kommun (social services).
Notable customers
Sveriges riksdag, Lindahl, Delphi, Schjødt, Norburg & Scherp, Länsförsäkringar, Helsingborg, Malmö University, Stockholm City Museum, Gothenburg City Audit, Linköpings kommun, London Mathematical Society
Major milestones
2022: founded (as L2S), 2023-06: rebranded to Klang, 2025-01: SEK 3M angel round, 2025: social-services AI pilots (Helsingborg/Kalmar), 2026-06: ~150k Nordic users, 2026-08: Japan market launch (jp.klang.ai), Debattkollen (Swedish election debate transcription product).
Growth metrics
~150,000 Nordic users (Jun 2026, tripled YoY per Techtidningen); 100,000+ registered users incl. Japan (Aug 2026 PR); FY2025 revenue SEK 11.7M (Bolagsverket); LinkedIn ~22 employees.
Market positioning
Enterprise-grade conversation intelligence platform for security-conscious organizations in Europe.
Geographic focus
Europe (Nordics/EU primary); Japan (first non-Europe market, launched Aug 2026)
Patents and IP
No public patents disclosed.
About Niklas Silfverström
Serial founder/programmer: Co-founder & CEO of North Link AB (ML/image analysis; parent of Klang); co-founded Bilprospekt (auto retail SaaS, later Bilvision/CTO); earlier Kvittar, Skyforge; ~15 years building Swedish tech startups.
More Voice / Speech AI companies
Official website: https://klang.ai/