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From Mine to Military:
Advancing High-Grade Ontario Antimony

cse:crtl  otcqb:mmtlf  fse:4ef

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Critical One Energy Inc.

Advancing one of North America's rare large-scale antimony-gold systems.
Focus → Secure critical minerals and upstream energy metals for North American supply chains.

Flagship → Howells Lake, Ontario, 24,887 ha, with high-grade stibnite confirmed in modern drilling.

Plan → Test continuity and scale, advance metallurgy and potential direct-ship ore, and build toward future resource work.

Goal → Advance Howells Lake as a secure North American antimony source while building long-term shareholder value.
STOCK INFORMATION
investor hub

Follow Howells Lake as it advances toward scale

Get Updates by Email
Catalyst Alerts → Drill results, assay updates, and project milestones.
Field Notes → Project updates from the team as work advances.
Investor Webinars → Management walk-throughs, technical updates, and Q&A.
Strategic Advantages

Why investors are watching Critical One now

WHY INVEST
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Operator DNA
Founder-led team with discovery, development, and more than $1.5B in prior value creation.
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Aligned and Funded
No corporate debt, about 31% insider ownership, and a funded C$9M 2026 program.
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Grade + Scale
Multi-metre high-grade stibnite, with a 300M+ lb target across the district.
The Macro Case

Why Antimony, Why Now

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Critical Mineral

Antimony is recognized as a critical mineral across the U.S., Canada, EU, UK, Japan.
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Supply Risk
The U.S. imports about 91% of its antimony. China's export controls have pushed buyers toward secure Western sources.
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Defense and Industry
Antimony sits inside products tied to defense readiness, industrial safety, energy storage, and advanced manufacturing.
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Few Western sources

New supply takes years to define, permit, and build. High-grade projects in stable jurisdictions matter.
near-term milestones

What to Watch Next

Keep Me in the Loop
Catalyst
Status
Last update
Phase I drilling
Mar 12, 2026 PR
Hole 6 results
May 15, 2026 PR
Hole 16 & more assays
July 7, 2026 PR
Follow-up drilling
Upcoming
July 7, 2026 PR
PROJECT ADVANTAGES

Why Howells Lake, Why Here

District control → One consolidated district with about 30 km of priority antimony-gold trend.
Modern proof multi-hole high-grade stibnite, 8.0 m of 42.2% Sb in Hole 6 and 4.17 m of 27.35% Sb in Hole 7, each with near-pure intervals over 70% Sb.
Gold still to come → West and Slam Gold Zones add separate gold targets, with historical Slam Gold drilling of 3.54 g/t Au over 20.4 m.
Ontario location Established Ontario jurisdiction, 120 km west of the Ring of Fire, in the emerging "Outer Ring of Fire" zone.
Operator Edge

Proven Operators. Discovery Pedigree. Defense Relationships.

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Silver trophy cup with hammer and wrench crossed behind it, resting on a base made of four square blocks.
Built and exited companies worth over $1.5 billion
→ Built and sold UNX Energy ($730M exit)
→ Grew Forsys Metals from $45K startup to $860M valuation
→ $1.5B+ in total shareholder value created
→ Largest shareholder; fully insider-aligned
Duane Parnham
Executive Chairman & CEO
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Silver coin with a mining pickaxe crossed over a gold bar and a dollar sign.
Original Howells Lake discovery geologist
→Discovered the Howells Lake deposit (original geologist)

→“Mining Man of the Year” for Eskay Creek discovery

→Senior role on Cobre Panama (4B tonne deposit)
Chet Idziszek
Director
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Key geologist behind Canada’s legendary Hemlo gold discovery
→ Discovery geologist behind Canada’s Hemlo Gold Mine

→ 40+ years in Canadian gold exploration

→ Senior leadership roles in multiple major discoveries
Bruce Durham
Advisor
Investor FAQs

Common Questions About Critical One Energy

Here are the most frequent questions we receive from prospective investors.
Who is Critical One Energy, and where is it listed?

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: MMTLF, and FSE: 4EF.

Why are investors watching Critical One now?

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 near-native antimony confirmed in drilling, a 300M+ lb target, and a funded 2026 program.

What stage is Howells Lake at?

Howells Lake is in modern drill verification.

Hole 6 delivered the strongest modern proof so far, with near-native antimony in core, and the company holds its Ontario permit, has signed the EFN agreement, and is drilling Phase I.

A historical, non-43-101 East Zone estimate of about 1.7 Mt at 1.4% Sb provides documented context and is not treated as current.

How is Critical One funded and structured?

Critical One has a funded C$9M 2026 program, no corporate debt, and about C$11.6M in treasury.

Insiders hold about 31% and institutions about 16%, which aligns the team with shareholders.

Recent flow-through financings fund eligible Canadian exploration as the company advances the East Zone and step-outs.

What catalysts should investors watch next?

Near-term catalysts are additional Phase I assays, follow-up holes at the East Zone, and step-outs along the trend, plus technical work on true width, continuity, mineralogy, and metallurgy.

Further out, watch for potential direct-ship ore evaluation, supply-chain and processing discussions, and gold results.

How should I think about permitting and operating in Ontario?

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.

How do I follow the story or contact IR?

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: MMTLF, FSE: 4EF.

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Watch Howells Lake Scale

Get drill results, assay updates, project milestones, and antimony market updates as Critical One advances Howells Lake through modern verification.
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