# Builders VC's AI Investments: 10 Startups in Its Portfolio (2026)

> The 10 AI startups Builders VC has backed, by stage: $444M raised between them. From the rounds we track; updated nightly.

Source: https://millionrounds.com/portfolio-maps/builders-vc-ai-portfolio (Millionrounds; every figure on the page links to its filing or article)

## Pre-seed and seed

6

- [Anori](https://millionrounds.com/company/anori)
- [The Biological Computing](https://millionrounds.com/company/the-biological-computing)
- [Reef.ai](https://millionrounds.com/company/reef-ai)
- [Mercator AI](https://millionrounds.com/company/mercator-ai)
- [Beyond Presence](https://millionrounds.com/company/beyond-presence)
- [Colabra](https://millionrounds.com/company/colabra)

## Series B

2

- [Harmonic AI](https://millionrounds.com/company/harmonic-ai)
- [SafeAI](https://millionrounds.com/company/safeai)

## Series A

2

- [Upside](https://millionrounds.com/company/upside)
- [Knapsack](https://millionrounds.com/company/knapsack)

## Segment by segment

### Pre-seed and seed

6 startups · $65M raised

- [**Anori**](https://millionrounds.com/company/anori) Anori is an independent company spun out from Alphabet's X moonshot factory, focused on revolutionizing building and development through AI. United States $26M
- [**The Biological Computing**](https://millionrounds.com/company/the-biological-computing) TBC turns the computational principles of living neurons into software that makes AI models faster, cheaper, and better. United States $25M
- [**Reef.ai**](https://millionrounds.com/company/reef-ai) Reef.ai is a customer revenue platform designed to help B2B teams enhance Net Revenue Retention (NRR) through predictive AI and a United States $5.2M
- [**Mercator AI**](https://millionrounds.com/company/mercator-ai) Mercator.ai is an AI-powered market intelligence platform tailored for the construction industry. Canada $3.8M
- [**Beyond Presence**](https://millionrounds.com/company/beyond-presence) Beyond Presence is an AI research company based in Munich, founded in 2024. Germany $3.1M
- [**Colabra**](https://millionrounds.com/company/colabra) Colabra is an artificial intelligence-powered R&D cloud platform founded in 2021, based in San Francisco, California. United States $1.4M

### Series B

2 startups · $187M raised

- [**Harmonic AI**](https://millionrounds.com/company/harmonic-ai) Harmonic provides data that moves at the speed of startups. United States $123M
- [**SafeAI**](https://millionrounds.com/company/safeai) SafeAI develops autonomous driving technology for heavy-equipment vehicles used in the construction and mining industries. United States $64M

### Series A

2 startups · $193M raised

- [**Upside**](https://millionrounds.com/company/upside) Backing outstanding founders building tech for the modern consumer. United States $171M
- [**Knapsack**](https://millionrounds.com/company/knapsack) Knapsack is a design company that offers web design and SEO services. United States $22M

**How this map is made.** Every startup here works in AI and has raised money in a round we track that names Builders VC as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026.

## More portfolio maps

[All portfolios](https://millionrounds.com/portfolio-maps)

[Portfolio map **Builders VC portfolio map** 34 startups · $1.1B](https://millionrounds.com/portfolio-maps/builders-vc-portfolio-map)[Co-investors **Who invests with Builders VC** 20 co-investors](https://millionrounds.com/portfolio-maps/builders-vc-co-investors)[Sector portfolio **Techstars' AI portfolio** 336 startups · $4.9B](https://millionrounds.com/portfolio-maps/techstars-ai-portfolio)[Sector portfolio **Alumni Ventures' AI portfolio** 302 startups · $36B](https://millionrounds.com/portfolio-maps/us-strategic-tech-fund-an-alumni-ventures-fund-ai-portfolio)[Sector portfolio **Andreessen Horowitz's AI portfolio** 259 startups · $426B](https://millionrounds.com/portfolio-maps/andreessen-horowitz-ai-portfolio)[Sector portfolio **General Catalyst's AI portfolio** 226 startups · $179B](https://millionrounds.com/portfolio-maps/general-catalyst-ai-portfolio)

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