Why investors are watching Critical One now
Why Antimony, Why Now

Antimony is recognized as a critical mineral across the U.S., Canada, EU, UK, Japan.
New supply takes years to define, permit, and build. High-grade projects in stable jurisdictions matter.
What to Watch Next
Keep Me in the LoopWhy Howells Lake, Why Here

Proven Operators. Discovery Pedigree. Defense Relationships.
Investor Resources
Common Questions About Critical One Energy
Critical One Energy is advancing the Howells Lake antimony-gold project in Ontario.
Modern drilling has confirmed high-grade stibnite in more than one hole.
Listed on CSE: CRTL, OTCQB: CTLOF, and FSE: 4EF.
North America imports about 91% of its antimony while defense and industrial demand grows, and there are few public antimony names.
Critical One offers exposure through Howells Lake, a district-scale Ontario project with high-grade antimony confirmed in multiple modern holes and a funded C$9.4M program led by 20,000 metres of drilling.
Howells Lake is an exploration-stage project with 34 modern holes totalling 8,342 metres as at August 1, 2026.
Micon's independent NI 43-101 report concluded that the modern data provides a suitable foundation for continued exploration and deposit modelling toward a potential initial mineral resource estimate.
The Ontario permit and EFN agreement are in place, and additional drilling continues.
Critical One closed C$6.73M of flow-through financing in August 2026 for eligible Canadian exploration work.
Independent reviewers, Micon International, recommends a funded C$9.4M program, including C$6.0M for 20,000 metres of drilling.
The company has no corporate debt, and the founder remains its largest shareholder.
Near-term catalysts are results from the funded 20,000-metre program, East Zone step-outs, broader-trend drilling, geological modelling and further metallurgical work.
Further out, watch for progress toward a potential initial mineral resource estimate, direct-ship evaluation, supply-chain and processing discussions, and additional gold results.
Ontario is an established mining jurisdiction with clear exploration processes and regional infrastructure, and Howells Lake sits 120 km west of the Ring of Fire in the emerging "Outer Ring of Fire," a new critical-minerals economic zone taking shape in the region.
Critical One holds its exploration permit and has signed an exploration agreement with Eabametoong First Nation.
Future permitting, community engagement, and project milestones are reported through news releases and filings.
Join the investor list for catalysts, technical updates, webinars, and company news.
For questions or one-on-ones with management, email ir@criticaloneenergy.com.
Tickers: CSE: CRTL, OTCQB: CTLOF, FSE: 4EF.







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