# Sidex

> Sidex is a VC fund in Montréal backing Mining, Precious Metals and Mineral. See 20 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: Montréal, Canada
- Total investments: 20
- Last investment: Apr 2026
- Lead investor: 20%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/sidex/
- Website: http://www.sidex.ca/

Sidex is a company that invests in companies engaged in mineral exploration across the state.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Mining | 13 | 65% |
| Precious Metals | 6 | 30% |
| Mineral | 5 | 25% |
| Natural Resources | 3 | 15% |
| Manufacturing | 2 | 10% |

12 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Post-IPO Equity | 16 | 80% |
| Post-IPO Debt | 1 | 5% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| TomaGold Corporation | TomaGold Corporation is a Canadian mineral exploration company engaged in the acquisition, assessment, exploration and development of gold mineral properties.To optimize its chances of discovery and minimize its exploration risk, TomaGold aims to develop high-grade gold properties with major mining companies. It has a joint venture agreement withh IAMGOLD Corporation for the Monster Lake project and another with Goldcorp Inc. for the Sidace Lake property.TomaGold has interests in seven gold properties in northern Quebec: Monster Lake, Winchester, Lac-à-l'Eau-Jaune, Monster Lake East, Obalski and Lac Cavan near the Chibougamau mining camp, and Urban Lake in Lebel-sur-Quévillon. It also has an interest in the Sidace Lake property near the Red Lake mining camp in Ontario | $623.9K | Post-IPO Equity | Apr 30, 2026 |  |
| Exploits Discovery | Exploits Discovery is a mineral exploration company that engages in evaluating, acquiring, and exploring gold mining projects. | $1.1M | Post-IPO Equity | Dec 24, 2025 |  |
| NeoTerrex | NeoTerrex is a mineral exploration organization specializing in the development of rare earth elements and lithium characteristics. | $362.9K | Post-IPO Equity | Dec 12, 2025 |  |
| Sirios Resources | Sirios Resources is an exploration company that specializes in mining metals. The company is driven by its mission is to discover world-class gold deposits in the James Bay region of Quebec in eastern Canada. The company was founded in 1995 and headquartered in Montréal, Quebec, Canada. | $839.6K | Post-IPO Equity | Jul 23, 2025 |  |
| O3 Mining | O3 Mining, a subsidiary of the Osisko Group, is a gold explorer and mine developer with highly prospective gold camps in Québec, Canada. It is well-capitalized and owns a 100% stake in all of its properties in Quebec (137,000 hectares). The company is committed to providing superior returns to its shareholders while also providing long-termbenefits to its stakeholders. | $1.4M | Post-IPO Equity | Oct 03, 2024 |  |
| Opus One Gold Corp. | Opus One Resources (TSX.V:OOR), formerly GFK Resources, is a mining exploration company focused on discovering high quality gold deposits strategically located within proven mining camps, some of which are near existing mines in the Abitibi Greenstone Belt of northwestern Quebec, one of the most prolific gold mining districts in the world. Opus Oneholds quality assets in the Val-d’Or and Chibougamau areas. The Casa-Berardi–Cameron project consists of three gold properties located along the Casa-Berardi–Cameron Gold Break, a proven sector with strong potential for new gold discoveries and low exploration costs. Those properties are adjacent to the Bachelor Lake and Vezza gold mines. More recently, Opus One acquired three new properties that are easily accessible through a good road network: Fecteau, located in the active Urban-Barry Township near the Windfall project area; Winwin, directly adjacent to the northern frontier of the IAMGOLD/TomaGold Monster Lake property; and Grizzly, in the Chibougamau mining camp | $750K | Post-IPO Equity | Aug 11, 2020 |  |
| Scandium Canada | Scandium Canada is a multi-metal exploration & deposit development company focusing on copper-zinc, gold & technology metals properties. | $4M | Post-IPO Equity | Jul 23, 2020 |  |
| Harfang Exploration | Harfang Exploration Inc, formerly RedQuest Capital Corp, is a Canada-based mining exploration company. The Company's mission is to discover gold districts in the province of Quebec. The Company’s development model is based on the generation of mining projects and on the establishment of partnerships with exploration and mining companies. TheCompany owns Lac Menarik gold property located in the James Bay region of northern Quebec, an underexplored area. | $824.5K | Post-IPO Equity | Dec 16, 2019 |  |
| Stelmine Canada | Stelmine is a company involved in mineral exploration in Quebec. It engages in the acquisition, exploration, production, development, and operation of mining properties. The company plans to open a new gold mining camp in the eastern part of the Opinaca metasedimentary basin. |  | Post-IPO Equity | Oct 29, 2019 |  |
| Azimut Exploration | Azimut Exploration Inc. is a Canadian mineral exploration company trading on Toronto's TSX Venture Exchange. The Company specializes in project generation supported by exploration expertise and partnership development. Targets are generated through the advanced processing of large geoscientific databases (the “Big Data” approach). | $1.1M | Post-IPO Equity | Dec 21, 2018 |  |

10 of 20 investments shown.

## Co-investors
- [Fonds de solidarité FTQ](https://shizune.co/investors/profile/fonds-de-solidarit-ftq) — VC Fund, 12 deals together
- [La Caisse](https://shizune.co/investors/profile/caisse-de-depot-et-placement-du-quebec) — VC Fund, 8 deals together
- [Capital croissance PME](https://shizune.co/investors/profile/capital-croissance-pme) — VC Fund, 6 deals together
- [Fonds régionaux de solidarité FTQ](https://shizune.co/investors/profile/fonds-r%C3%A9gionaux-de-solidarit%C3%A9-ftq) — VC Fund, 5 deals together
- [NQ Investissement Minier](https://shizune.co/investors/profile/nq-investissement-minier) — VC Fund, 5 deals together
- [Société de développement de la Baie James](https://shizune.co/investors/profile/soci%C3%A9t%C3%A9-de-d%C3%A9veloppement-de-la-baie-james) — VC Fund, 5 deals together

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## FAQ

### What does Sidex invest in?

Sidex invests primarily in Mining, Precious Metals and Mineral startups, most often at Post-IPO Equity and Post-IPO Debt stage. Most of the 20 investments tracked by Shizune back companies in Canada. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Sidex last invest?

The most recent investment recorded for Sidex closed in Apr 2026. Shizune tracks 20 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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