# Premanco Ventures

Premanco Ventures is a Single Family Office based in San Mateo, United States.

## Overview

- **Organization type:** Single Family Office
- **Headquarters:** San Mateo, United States
- **Region:** North America
- **Address:** San Mateo, CA, United States
- **Founded:** 2007
- **Assets under management:** Undisclosed
- **Website:** premanco.com
- **LinkedIn:** https://www.linkedin.com/company/premanco-ventures

## Regulatory record

- **Reports private funds:** No

## About

Premanco Ventures was established in 2007 by Mark Pretorius. Its capital originates from his prior roles in technology venture capital and international business development. The office invests directly and through funds. Asset classes include venture equity, co-investments via SPVs, and alternative structures. Confirmed positions target Healthcare Services, Digital Health, ClimateTech, FinTech, Industrial Tech, Data Analytics, Cannabis & Psychedelics, and Marketing & Sales. Stages run from Seed to Series G. Geographic focus remains North America. Mark Pretorius also participates in Tech Coast Angels and serves on the SABLE Accelerator Advisory Board. Team size and total deployment remain undisclosed. Additional assets include a residence in La Jolla and an unnamed sailing yacht. Mark Pretorius maintains ties to the Silver Gate Yacht Club and Cybertech Network. No operational events from the past 24 months appear in available records. The structure centers on a single principal who previously operated inside an institutional venture firm. This background shapes a hybrid approach that combines direct deal flow with fund commitments and advisory roles in cross-border networks.

## Sectors

- Healthcare Services
- Digital Health
- ClimateTech
- FinTech
- Industrial Tech
- Data Analytics
- Cannabis & Psychedelics
- Marketing & Sales

## People

- Mark Pretorius — Founder

## Questions

### Who runs investment decisions at Premanco Ventures?

Mark Pretorius makes investment decisions. He previously served as COO and General Partner at Blumberg Capital.

### Does Premanco Ventures participate in fund commitments or only direct deals?

The office uses both direct co-investments through SPVs and commitments to funds.

### What investment stages does Premanco Ventures typically target?

Stages range from Seed through Series G.

### How is Premanco Ventures related to Blumberg Capital?

Mark Pretorius was formerly COO and General Partner at Blumberg Capital before founding Premanco Ventures.

### Does Premanco Ventures maintain philanthropic structures?

Mark Pretorius supports CHOC Childhood Cancer Foundation South Africa.

### What geographies does Premanco Ventures cover?

Investment activity centers on North America.

## Related profiles

- [PPR Capital](https://altss.com/profile/ppr-capital)
- [PRIMEPULSE](https://altss.com/profile/primepulse)

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Last updated: 2026-06-03T20:00:00.000Z

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