Cobre del Mayo

What Cobre del Mayo does

Cobre del Mayo, S.A. de C.V. is a Mexican copper mining company that operates the Piedras Verdes mine, located in Sonora, Mexico. The company is a wholly-owned subsidiary of Frontera Copper Corporation, a strategic operating parent that guarantees certain of Cobre del Mayo's debt obligations through its subsidiaries. Cobre del Mayo employs between 501 and 1,000 people and operates as a single-asset copper producer focused on extraction and processing at the Piedras Verdes site.

The company's business model centers on copper ore extraction and the production of copper concentrate for sale to downstream buyers, which in the copper mining value chain typically include smelters, traders, and refiners. No specific offtake agreements, customer relationships, pricing terms, production volumes, or reserve and resource estimates are disclosed in available source material. The company does not appear to maintain a digital product surface, app ecosystem, or disclosed API or technology platform; its operational footprint is concentrated at the Sonora mine site.

In August 2025, Cobre del Mayo completed a debt refinancing transaction, issuing approximately $146.3 million in new Senior Secured Notes due 2032 in exchange for approximately 99.83% of its existing Senior Secured PIK Toggle Notes due 2030. This transaction, guaranteed by certain subsidiaries of parent Frontera Copper Corporation, extended the company's debt maturity profile and demonstrated ongoing access to institutional debt capital markets. No other strategic transactions, acquisitions, partnerships, or product launches are documented in the available data.

Name

Cobre del Mayo

Legal name

Cobre del Mayo, S.A. de C.V.

Website

https://cobredelmayo.com

Company type

Private

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Cobre del Mayo is a Mexican copper mining company that operates the Piedras Verdes mine in Sonora, Mexico. It is a subsidiary of Frontera Copper Corporation and employs 501-1,000 people in single-asset copper concentrate production.

Ownership category

akta.pro rank

Product category

Copper Mining

akta.pro primary industry

Copper By-Products Recovery (Molybdenum, Gold/Silver, Sulfuric Acid) (IMAKADAH)

Keywords

• Copper mining
• Copper concentrate
• Mining operations
• Mineral extraction
• Piedras Verdes mine

Headquarters

HQ city

Sonora

HQ country

Mexico

HQ region

Latin America

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Operations, Personnel, Supply Chain, Infrastructure, Others

Core offering

Cobre del Mayo is a single-asset copper mining company that operates the Piedras Verdes mine in Sonora, Mexico, producing copper concentrate for sale to industrial offtakers. The company is structured as a Mexican S.A. de C.V. and is a subsidiary of Frontera Copper Corporation.

Differentiator

Problem solved

Functional benefit

Products and services

• Copper concentrate from the Piedras Verdes mine Copper concentrate produced from open-pit mining at the Piedras Verdes mine in Sonora, Mexico, sold to industrial offtakers, smelters, and metals traders for downstream refining into refined copper.

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators1 record

Recent moves1 record

Expansion highlights1 record

Direct peers

• Capstone Copper: Capstone Copper is a mid-tier copper producer with multiple operating mines in the Americas. Directly comparable to Cobre del Mayo in terms of copper focus, mid-cap scale, and exposure to Latin American mining jurisdictions.
• Hudbay Minerals: Hudbay is a copper-focused mid-tier miner with producing assets in the Americas. Comparable to Cobre del Mayo in terms of copper-centric portfolio, mid-cap scale, and operating profile.
• Imperial Metals: Imperial Metals is a copper-focused miner with concentrated single-asset operations in British Columbia. Highly comparable to Cobre del Mayo as a mid-cap, copper-pure-play operator with leveraged capital structure.
• Taseko Mines: Taseko Mines is a copper-focused mid-cap miner with operating and development assets in North America. Comparable to Cobre del Mayo in terms of copper category focus and mid-tier scale.

Broad incumbents

• Southern Copper Corporation: Southern Copper is one of the world's largest integrated copper producers with extensive Mexican operations. It is a broad incumbent that operates in the same geography and copper category as Cobre del Mayo but at significantly larger scale.
• First Quantum Minerals: First Quantum is a global copper producer with operations across multiple jurisdictions. While larger and more diversified, it is a relevant broad incumbent given its copper focus and Latin American exposure.
• Antofagasta PLC: Antofagasta is a major copper mining group primarily operating in Chile. It is a broad incumbent comparable in copper category focus but at much larger scale and different geography than Cobre del Mayo.

Regional players

• Arizona Sonoran Copper Company: ASCU is an emerging copper developer in Arizona, geographically close to Sonora. It represents a regional emerging player in the same North American copper belt as Cobre del Mayo.
• Minera Alamos: Minera Alamos is a Mexico-focused gold and copper miner with operating and development projects in Sonora. Directly relevant as a regional peer operating in the same Mexican mining geography.

Others

• FRONTERA COPPER CORPORATION: Frontera Copper Corporation is the parent company of Cobre del Mayo and guarantees its debt. Included as the most directly linked entity for capital structure, strategic direction, and group-level comparability.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights5 records

Customer concentration

• LinkedInlinkedin.com/company/cobre-del-mayo-sa-de-cv

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds1 record

Investors

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 Cobre del Mayo