Key policies

The underlying set of shared values that serves as the foundation for our policy framework not only guides the decisions we make in our professional lives on a daily basis, but also influences the decisions we make on a more personal level.


Xstreco's Sustainability-Driven Governance Framework:

At Xstreco, we are committed to operating with sustainability and responsibility at the core of our business. To ensure the long-term viability and growth of the mining industry, we have established a comprehensive governance framework that embodies these values. Our framework includes the following key components:

  • Comprehensive Risk Management: At Xstreco, we recognize the importance of safeguarding our operations against potential hazards. Therefore, we have implemented sophisticated systems and processes to identify, assess and mitigate risks in areas such as environmental protection, employee health and safety, and financial stability. By continually evaluating and addressing these concerns, we strive to maintain a safe and sustainable business environment.
  • Ethical Business Principles and Code of Conduct: We believe that ethical behavior is paramount to the success of our company. Xstreco has implemented a rigorous Code of Conduct that serves as a guiding principle for all of our employees. In addition, we enforce strict policies to prevent fraud, bribery and anti-money laundering violations. Our commitment to ethical practices ensures that we maintain a high level of integrity in our operations.
  • Sustainable Development Approach: Our commitment to sustainable growth extends beyond our immediate operations. Xstreco has developed a comprehensive sustainability framework that includes various standards and policies aimed at minimizing our environmental footprint, supporting local communities, and promoting the responsible use of natural resources. This framework ensures that our activities are aligned with our long-term sustainability goals, while fostering positive relationships with the communities and ecosystems with which we interact.

By incorporating these elements into our governance framework, Xstreco is firmly committed to promoting sustainable and responsible practices throughout the mining industry. This approach not only secures the future of our company, but also contributes to the overall well-being of the environment and society at large.

Xstreco's Business Principles and Code of Conduct:

A Commitment to Ethical Operations

At Xstreco, we recognize the important role that business plays in contributing to the well-being of society and promoting economic opportunity for all.

Our guiding values, embodied in our Business Principles, emphasize the importance of integrity, transparency and respect for the environment and local communities in every aspect of our operations. To ensure the practical application of these principles, we have established a comprehensive Code of Conduct that provides detailed guidance on how to uphold our Business Principles in day-to-day operations.

By adhering to these guidelines, we not only maintain high ethical standards, but also cultivate trust and cooperation with our stakeholders, thereby fostering an environment conducive to sustainable growth.To ensure that our Business Principles and Code of Conduct are consistently followed, we have implemented an accessible online reporting system. This platform allows employees, business partners and other parties to confidentially and easily raise any concerns regarding our activities. At Xstreco, we take every report seriously and conduct thorough investigations to ensure that our commitment to ethical business practices is unwavering.

By integrating our Business Principles and Code of Conduct into the very fabric of our organization, Xstreco remains committed to ethical business practices that support our long-term sustainability goals, benefit the environment, and positively impact the communities in which we operate.

Ethics at Xstreco:

A Culture of Integrity and Transparency

At Xstreco, we are steadfast in our commitment to ethical conduct in all aspects of our business. To ensure that our actions are consistent with the highest standards of integrity, we have established various policies and procedures to guide our decision-making processes and to address any ethical concerns that may arise.

Our Code of Conduct serves as the cornerstone of our ethical framework, outlining our expectations for ethical behavior and providing guidance on how to handle ethical dilemmas. We have also implemented additional policies, such as our Anti-Fraud and Bribery Policy, which demonstrates our commitment to preventing fraud and bribery throughout our operations. In addition, our Anti-Money Laundering Policy ensures compliance with all relevant money laundering laws and regulations.

To supplement these policies, we have also established an Ethics Reporting System that provides a confidential and anonymous channel for employees, business partners and other stakeholders to report any concerns about our activities. We take every report seriously and conduct thorough investigations to maintain our unwavering commitment to ethical practices.

Our commitment to ethics is deeply ingrained in Xstreco's culture. By consistently maintaining the highest levels of integrity and transparency, we build a strong foundation for sustainable growth and contribute to the betterment of the communities and industries in which we operate.

Sustainable Development at Xstreco:

Approach to Responsible Growth

Sustainable development is an integral aspect of Xstreco's corporate governance and we have established a comprehensive sustainable development framework to guide our operations. This framework includes standards and policies designed to minimize our environmental impact, support local communities and promote the responsible use of natural resources.

To achieve these goals, we have implemented measures such as reducing greenhouse gas emissions, conserving biodiversity and adopting sustainable water management practices. Our commitment to sustainability extends beyond environmental protection, as we actively engage with local communities and stakeholders to align our operations with their needs and interests. This collaborative approach is critical to the long-term sustainability of both our business and the communities we serve.

In addition to our direct operations, Xstreco is committed to ensuring that our supply chain reflects our values and principles. We have established strict policies that require our suppliers to adhere to the same high standards of environmental protection, health and safety, and ethical conduct that define our own operations.

By embracing this approach to sustainable development, Xstreco is able to promote responsible growth while minimizing our environmental footprint and positively impacting the communities and ecosystems with which we interact.


Nicolas Ehrminger


Chief Executive Officer



Nicolas Ehrminger is a dedicated and results-oriented leader, committed to fostering growth and innovation. His service in the military, highlighted by his achievements as a qualified athlete and aerobatic pilot, has instilled in him a strong sense of discipline and leadership.

Transitioning to the field of compliance and regulation, Nicolas has exhibited remarkable proficiency. At Xstreco, he has been instrumental in advancing cutting-edge infrastructure, particularly in the areas of compliance, administration, and sustainability.

Nicolas' unwavering dedication to excellence is a reflection of his esteemed family heritage. His great-grandfather, Johannes Nestler, a pioneering mining engineer who graduated from the prestigious "Bergakademie" in Freiberg, Germany, in 1926, established a family legacy deeply rooted in the mining industry. Upholding this legacy, Nicolas is dedicated to perpetuating the family’s tradition of excellence and innovation in the mining sector, while also embracing modern principles of compliance and sustainability.


Antonio Espada


Managing Director for Development



Antonio Espada discovered his passion for engineering and technology at an early age. He began his career at companies such as CASA and Aeroterwia, developing innovative thermo-mechanical solutions.

His talent and dedication led to promotions and industry recognition.‍ After military service, Antonio Espada joined IPIAC, a Brazilian and Paraguayan company specializing in the production of mining machinery. His expertise helped him rise through the ranks and play a critical role in the company's success. In the early 2000s, he moved to Ecuador to establish MIMADER SA, his third mining company.

Despite challenges, his leadership helped MIMADER become a leader in Ecuador's mining industry.‍ Returning to Spain, he founded and managed several metallurgical companies, continuing to innovate and grow the industry. With over 30 years of experience in the mining of metals and minerals, Antonio Espada is a respected authority in the field and has contributed significantly to its growth and development.