# Weaviate

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/weaviate-b-v

- Industry: Software
- Headquarters: Amsterdam, Netherlands
- Website: www.weaviate.io
- Total disclosed funding: $67M
- Latest round: Series B (Apr 17, 2023)
- Investors on record: 6

## About

Based in Amsterdam, Netherlands, and established in 2019, SeMI Technologies B.V., doing business as Weaviate, B.V. operates as a developer of an open-source vector search engine/database to provide an open-source AI-first infrastructure. The company was spun off from ING Labs and was co-founded by its CEO Bob Van Luijt, CTO Etienne Dilocker, and COO Micha Verhagen. In March 2026, Weaviate, B.V. raised an undisclosed amount of venture funding from SBI Investment.

SeMI Technologies provides weaviate, an open-source vector search engine for AI-supported applications to store vectors and objects. The company also offers a service provider license agreement and managed services. Weaviate is used by multiple users for different use cases, including health, cybersecurity, media, finance, technology, and more industry sectors.

The company intends to use the March 2026 funding to build artificial intelligence-based data systems and support new tools for data handling and context-driven database functions.

## Funding rounds

- Series B, Apr 17, 2023, $50M — Battery Ventures, Index Ventures, New Enterprise Associates, Zetta Venture Partners, ING Ventures, Cortical Ventures
- Series A, Feb 22, 2022, $16M — New Enterprise Associates, Zetta Venture Partners, ING Ventures, Cortical Ventures
- Seed, Aug 1, 2020, $1.2M — Zetta Venture Partners, ING Ventures

## Investors

- Zetta Venture Partners (https://capitalatlas.ai/funds/zetta-venture-partners) — Seed, Series A, Series B
- ING Ventures (https://capitalatlas.ai/funds/ing-ventures) — Seed, Series A, Series B
- New Enterprise Associates (https://capitalatlas.ai/funds/new-enterprise-associates) — Series A, Series B
- Cortical Ventures (https://capitalatlas.ai/funds/cortical-ventures) — Series A, Series B
- Battery Ventures (https://capitalatlas.ai/funds/battery-ventures) — Series B
- Index Ventures (https://capitalatlas.ai/funds/index-ventures) — Series B