What Cosa Resources does

Cosa Resources Corp. is a Canadian uranium exploration company headquartered in Vancouver, British Columbia, focused on discovering unconformity-related uranium deposits in Saskatchewan's Athabasca Basin. Founded in 2022 and listed on the TSX Venture Exchange (COSA), OTCQB (COSAF), and Frankfurt Stock Exchange (SSKU), the company operates a portfolio of approximately 237,000 hectares comprising 100%-owned projects, joint ventures, and optioned assets. Core assets include three Denison Mines joint ventures (Murphy Lake North, Darby, and Packrat) where Cosa holds 70% interest and operatorship, alongside wholly-owned projects Ursa (~57,000 ha) and Orion in the eastern Athabasca Basin; the Aurora project is optioned to Traction Uranium and the Heron copper project is retained as a non-core asset.

Exploration work employs advanced geophysical techniques — including MobileMT airborne electromagnetic surveys, SQUID electromagnetic receivers with SWML-TEM configurations, ambient noise tomography, ZTEM airborne surveys, and property-wide airborne radiometrics — to generate drill targets ahead of diamond drilling campaigns. Recent winter 2026 drilling at Murphy Lake North intersected 5.0 metres averaging 0.55% U3O8 including 0.5 metres at 1.7% U3O8 at a shallow depth of approximately 265 metres, validating the exploration thesis and triggering the largest drill program to date announced in June 2026.

As a pre-revenue exploration-stage company, Cosa generates no operating revenue and funds its activities through bought-deal private placements, brokered equity financings, and joint-venture or option arrangements where partners fund exploration expenditures in exchange for earn-in rights. The capital structure is anchored by Denison Mines Corp., which holds approximately 17.7-19.95% partially-diluted ownership and participates in successive financings under pre-emptive and top-up rights. Cosa's stated strategy is to drill-test JV and wholly-owned targets through 2026 and to monetize non-core assets via option agreements to preserve treasury and limit dilution.

Name

Cosa Resources

Legal name

Cosa Resources Corp.

Website

https://cosaresources.ca

Company type

Public

Founded year

2022

Operating status

Operating

Headcount range

1–10 employees

Short description

Cosa Resources Corp. is a pre-revenue Canadian uranium exploration company operating a ~237,000-hectare portfolio of joint venture and wholly-owned projects in Saskatchewan's Athabasca Basin. It funds exploration through equity financings and partner contributions, with Denison Mines as its largest shareholder.

Ownership category

akta.pro rank

Product category

Uranium Mineral Exploration

NAICS

Support Activities for Metal Mining (213114), Support Activities for Mining (2131)

SIC

Metal Mining (1000)

akta.pro primary industry

Uranium Exploration & Resource Development (EUAKACAA)

akta.pro secondary industries

Mineral Exploration & Geoscience Services (Geology, Geophysics, Geochemistry, Resource Modeling) (IMAKAKAA), Copper Exploration & Resource Development (IMAKADAA)

Keywords

• Uranium exploration
• Mineral exploration services
• Athabasca basin projects
• Joint venture partnerships
• Uranium resource development

Headquarters

HQ city

Vancouver

HQ country

Canada

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Operations, Personnel, Technology or R&D, Marketing or Sales, Others

Revenue model

1. Exploration Stage - No Revenue: Cosa Resources is a pre-revenue uranium exploration company. The company does not generate operating revenue and funds its activities through equity financings, private placements, and joint venture arrangements where partners fund exploration expenditures.

Go-to-market motion2 records

Distribution channels2 records

Marketing channels4 records

Core offering

Cosa Resources acquires, explores, and develops uranium and copper mineral properties across approximately 237,000 hectares in Saskatchewan's Athabasca Basin. The company operates a portfolio of wholly-owned projects (Ursa, Orion, Heron) and joint-venture projects with Denison Mines (Murphy Lake North, Darby, Packrat at 70/30), with the Aurora project optioned to Traction Uranium. Exploration activities are conducted using modern airborne and ground geophysical surveys combined with diamond drilling programs to identify and advance uranium deposits.

Product overview

Cosa Resources is a Canadian uranium exploration company operating in northern Saskatchewan's Athabasca Basin. The portfolio comprises approximately 237,000 hectares across multiple underexplored 100% owned and Cosa-operated joint venture projects. The company operates a collection of uranium exploration projects including joint ventures with Denison Mines (Murphy Lake North, Darby, Packrat - all 70/30 Cosa/Denison) and wholly owned projects (Ursa, Orion, Aurora). Aurora has been optioned to Traction Uranium. The company also holds the Heron Copper Project. The primary focus is on drilling programs at the Murphy Lake North and Darby joint ventures to follow up uranium mineralization discoveries.

Differentiator

Problem solved

Functional benefit

Products and services

• Murphy Lake North Uranium Project Joint venture uranium exploration project in the eastern Athabasca Basin, Saskatchewan, operated by Cosa (70% interest) with Denison Mines holding 30%. Located 3 km east of IsoEnergy's Hurricane deposit, the project covers part of the Larocque Lake trend and contains the Cyclone and Hurricane trends.
• Darby Uranium Project Joint venture uranium exploration project located 10 km west of Cameco's Cigar Lake Mine in Saskatchewan's eastern Athabasca Basin. Operated by Cosa (70% interest) with Denison Mines (30%), containing over 25 km of prospective conductive strike length.
• Packrat Uranium Project Joint venture uranium exploration project located 28 km east of the Cigar Lake Mine and 19 km southwest of the Rabbit Lake Mill. Cosa operates with 70% interest, Denison holds 30%.
• Ursa Uranium Project 100% owned uranium exploration project covering over 57,000 ha in the eastern Athabasca Basin, located 43 km west of Cameco's McArthur River mine. Covers over 60 km of strike length along the Cable Bay Shear Zone, refined using MobileMT airborne surveys, SQUID EM, and ANT surveys.
• Orion Uranium Project 100% owned uranium exploration project located 29 km west of the Cigar Lake uranium mine, covering approximately 25 km of strike length of the interpreted extension of the Larocque Lake Trend. ZTEM airborne surveying used to identify target areas and conductivity models.
• Aurora Uranium Project (Optioned to Traction Uranium) Uranium project optioned to Traction Uranium Corp., located in the southeastern Athabasca Basin, 16 km east of Key Lake. Cosa retains 100% ownership while Traction can earn up to 80% by sole-funding exploration expenditures. Airborne radiometric survey used to identify radiometric anomalies.
• Heron Copper Project Copper exploration project consisting of three non-contiguous mineral claims covering nearly 11,122 hectares approximately 180 km north of La Ronge, Saskatchewan, prospective for sedimentary-hosted copper mineralization.

Quantifiable outcome

• Intersected 5.0 metres averaging 0.55% U3O8 including 0.5 metres at 1.7% U3O8 at Murphy Lake North
• +2 more outcomes

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Seven partnerships are on record, tiered major, minor and core.

• Haywood Securities Inc.majorChannel Partner/ Reseller/ Distributor · 3 June 2026Leading Canadian investment dealer that has acted as agent/co-lead underwriter for multiple Cosa private placement financings, including bought deal offerings. Haywood has participated in Cosa's IPO and subsequent equity raises.
• Northern Venture Group (NVG)minorGTM or Marketing Partner · 15 April 2026Independent commodities newsletter and research platform engaged to provide promotional services to Cosa for a monthly fee of C$10,000. Located in Prince George, BC. Agreement is for initial 3-month term.
• Traction Uranium Corp.majorStrategic or Co-development Partner · 10 February 2026Option agreement where Traction can earn up to 80% interest in the Aurora uranium project by sole-funding $9.15M in exploration expenditures, paying $1.5M in cash, and issuing 5M shares to Cosa over five earn-in phases ending December 2030. Cosa serves as initial project operator and collects operator fee.
• David CatesminorOthers · 29 October 2025President and CEO of Denison Mines, appointed as Strategic Advisor to Cosa. Supports Cosa's exploration activities and strengthens collaboration between the two companies.
• Denison Mines Corp.coreStrategic or Co-development Partner · 14 January 2025Transformative strategic collaboration where Cosa acquired 70% interest in and operates three uranium projects (Murphy Lake North, Darby, Packrat) as joint ventures with Denison. Denison is Cosa's largest shareholder (approximately 17.7-19.95% ownership) and participates in equity financings. Denison provides technical guidance and its team includes members who discovered the Phoenix and Gryphon uranium deposits.
• Geoff SmithminorOthers · 14 January 2025VP Corporate Development and Commercial for Denison Mines, appointed to Cosa's Board of Directors as part of the strategic collaboration. Brings extensive experience in capital markets and the mining sector.
• Chad SorbaminorOthers · 14 January 2025VP Technical Services & Project Evaluation at Denison Mines, joined Cosa as Technical Advisor. Was a critical team member for the discovery of Denison's Gryphon and Phoenix uranium deposits.

Scale indicators6 records

Recent moves8 records

Expansion highlights5 records

Direct peers

• NexGen Energy: NexGen is a leading Athabasca Basin uranium developer with the Arrow deposit, and Craig Parry (Cosa Strategic Advisor) held integral roles in NexGen's founding. Same jurisdiction, same commodity, same junior-explorer category targeting unconformity-related deposits.
• IsoEnergy: IsoEnergy is a pure-play Athabasca Basin uranium explorer/developer whose Hurricane deposit — discovered by multiple current Cosa executives — is the world's highest-grade indicated uranium resource. Cosa's Murphy Lake North sits 3 km east of Hurricane on the same Larocque Lake trend, making it the most directly comparable peer in both target geology and team pedigree.
• UEX Corporation: UEX is an Athabasca Basin-focused uranium explorer/developer with a portfolio of advanced and grassroots projects, similar in scale, focus, and joint-venture orientation to Cosa.
• Skyharbour Resources: Skyharbour is an Athabasca Basin uranium explorer with a large, diversified project portfolio and multiple partner-funded JV/option agreements — directly comparable business model and commodity focus to Cosa.
• Fission Uranium: Fission is a focused Athabasca Basin uranium developer advancing the PLS project (Triple R deposit). Same commodity, same tier-1 jurisdiction, and same junior-to-mid-tier category targeting unconformity-related uranium mineralization.
• Purepoint Uranium Group: Purepoint is a pure-play Athabasca Basin uranium explorer with multiple JV partnerships with majors (Cameco, Orano) — directly comparable operating model to Cosa's joint-venture approach with Denison and Traction.

Emerging players

• Traction Uranium Corp. Traction Uranium is an early-stage Athabasca Basin uranium explorer that has optioned the Aurora project from Cosa. As a JV partner and sector peer, it is an emerging player with comparable scale and target type.
• Azincourt Energy: Azincourt is an emerging Athabasca Basin uranium explorer with JV partnerships on multiple projects. Smaller and earlier-stage than Cosa but operating in the same jurisdiction with the same commodity and partner-funded model.

Broad incumbents

• Uranium Energy Corp: Uranium Energy Corp is a large, diversified uranium producer/developer with ISR-focused operations in the U.S. and exploration in Canada. It is a broader-incumbent uranium peer rather than a direct Athabasca Basin competitor.
• Denison Mines: Denison is Cosa's largest shareholder (~17.7%), 30% JV partner on three core projects, and a producer/developer of Athabasca Basin uranium (Phoenix, Gryphon, Wheeler River). Denison is both a strategic counterparty and the most natural broader-incumbent peer in the same basin.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/cosaresources

Revenue estimate

Valuation estimate

Number of profiles

Profiles12 records

Funding overview

Funding rounds5 records

Investors1 record

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Cosa Resources