ABOUT US
EVERYTHING WE BUILD BEGINS
WITH A CLEAR IDEA
Throughout our history, each project has led us to ask ourselves the same question: how to do it better, how to add more value, and how to evolve alongside the needs of architecture.
VISION
Design, manufacture, and install glass enclosures and structures for the domestic and international markets, making a difference through compliance with technical standards, customer service, personalized attention, and the integral development of our human team.

MISSION
To be recognized leaders at the national and international level in the manufacture of glazed systems and architectural enclosures, complying with applicable standards and process assurance, oriented toward corporate sustainability and economic growth.
We will meet the expectations of stakeholders based on trust and safety.
We were born in Medellín in the early 1980s, driven by a clear vision: to raise the standards of aluminum and glass in architecture.
Since then, every decision, every project, and every step forward has been part of a constant evolution. Today, with industrial presence in Medellín, Bogotá, and Panamá, we have the capacity and expertise to respond to highly demanding projects, where precision, scale, and detail make the difference.
Over more than four decades, we have participated in works that transform spaces and define environments: from residential solutions to architectural developments of great complexity, including floating facades, glass structures, and specialized systems.
But beyond what we build is how we do it. We are distinguished by technical rigor, reliability, and a way of working based on trust and commitment with each client.
This journey is not just a history in time.
IS THE BUILDING OF A LEGACY.
Distribution of products from LEHENER industry
• Beginning of production and commercialization of our products
• ALUMINIA Systems
• Warehouses for: profiles, glass and accessories
• Sales force • Glass cutting automation
• Profile cutting automation
• Product internationalization
• Trademark registration
• Sales in large retail stores
• Exclusive windows
• Improvement in administrative offices
• Production line improvement
• Tempered glass plant
• Paint plant
• Certification of the management system
• Machinery modernization through CNC (Computer Numerical Control)
• Tempered glass quality
• Creation of corporate governance
• Beginning of assembly plant in Bogotá
• Paint plant modernization
• Expansion of raw materials storage
• In charge of installations
CORPORATE
GOVERNANCE
It is the reflection of that commitment, of a way of operating based on transparency, responsibility, and respect for each of our clients, collaborators, and allies.
QUALITY POLICY
To achieve corporate permanence and image based on stakeholder satisfaction, timely attention to their needs, and reliability in our organization; with high-quality products and competitive prices to achieve profitability, supported by highly committed personnel seeking continuous improvement.
QUALITY OBJECTIVES
- Increase customer satisfaction.
- Remain profitable over time.
- Maintain personnel commitment.
- High-quality products.
OHS POLICY
INDUSTRIAS DE ALUMINIO ARQUITECTÓNICO Y VENTANERÍA ALCO S.A.S.
Engaged in the development and manufacture of glazed solutions, structures and installations …
SAGRILAF POLICY
Within our organization we have understood the importance of risk management in our operational and administrative processes…
BUSINESS ETHICS POLICY
ALCO’s PTEE aims to present a formal declaration of commitment to acting based on transparency and ethics…
HABEAS DATA POLICY
sociedad domiciliada en Sabaneta (Antioquia), identificada con NIT 811029147-2, ubicada en la Carrera 48 A No. 57 SUR 30…