Meet the Creative Engineers of Impact

Driven by purpose. Powered by expertise. Focused on results.

At STEERIN, our people are more than engineers — they’re innovators, collaborators, and problem-solvers who think beyond the conventional. With a unique blend of technical mastery and creative thinking, our team is dedicated to building smarter, cleaner, and more efficient solutions for the industries we serve.

We thrive on complexity, approaching every challenge with curiosity, precision, and a commitment to meaningful impact.

Meet the creative engineers redefining what sustainable engineering can achieve.

STEERIN: Leveraging Expertise Since 2013 to Tackle the Challenges of Tomorrow

STEERIN was founded on the belief that engineering must drive sustainable impact. Our journey began in 2013, with a shared commitment to shaping projects that balance innovation, environmental responsibility, and technical excellence.

STEERIN is a forward-thinking engineering consultancy dedicated to delivering high-performance, sustainable solutions across industries worldwide. Specializing in waste-to-energy, renewable energy, and industrial efficiency, we partner with businesses to optimize operations, minimize waste, and drive the transition to a sustainable future, while ensuring profitability and a comprehensive approach.

Founded by industry experts, STEERIN blends technical excellence with creative engineering to address complex challenges. Our team leverages cutting-edge technologies and innovative strategies to deliver tailored, actionable solutions that align with evolving industry demands and regulatory standards.

Today, we help organizations bring sustainable infrastructure to life (from clean energy systems to smart environmental solutions) through hands-on collaboration and forward-thinking engineering.

Engineering with Purpose

At STEERIN, we don’t just engineer solutions: we drive transformation. Our mission is to deliver high-impact engineering consultancy in waste management, renewable energy, and industrial efficiency, combining profitability with real environmental performance.

We design smart, efficient, and sustainable projects, built on decades of hands-on experience. From concept to execution, we work side by side with our clients to solve complex industrial challenges and leverage opportunities in circularity, decarbonization, energy transition, and process optimization.

Our deep knowledge of the European market, paired with international insight, positions us to deliver solutions that work, locally and globally.

At STEERIN, every project is tailor-made. Every project is conceived for real-world results.

Independent. Expert. Committed to impact.

This is how we engineer with purpose. This is what sets STEERIN apart.

Purpose-Driven Engineering

Every project we design is rooted in a clear mission: to deliver high-performance solutions that create real value for our clients, for the environment, and for society. Engineering with purpose drives lasting impact.

Technical Excellence & Craftsmanship

We combine decades of hands-on experience with precision, creativity, and attention to detail. From concept to execution, our work reflects a deep commitment to quality and practical, tailored results.

Innovation with Integrity 

We challenge the status quo, while being responsible. Our independence allows us to select the best-fit technologies, ensuring each solution is technically sound, ethically grounded, and ready for the future.

Trusted Collaboration 

We co-create with our clients, partners, and expert network through open dialogue, shared objectives, and mutual respect. Real progress happens when minds align and work as one.

Resilience & Adaptability

We thrive in complexity. Whether adapting to changing regulations or responding to new environmental and industrial challenges, we remain agile and proactive, always thinking ahead.

Sustainable Profitability

For us, sustainability and profitability go hand in hand. We design solutions that reduce environmental impact while maximizing operational and financial performance.

Meet The Team

Co-Founder & Mechanical Engineer

António Garcia Nunes

António is a seasoned professional with over 20 years of experience in the energy and environmental sectors. As the Managing Partner at STEERIN, he has successfully led numerous high-impact projects, including the development of integrated waste management systems and renewable energy initiatives.

His expertise spans project management, strategic planning, and technical consultancy, with a proven track record of enhancing operational efficiency and sustainability. António's innovative approach and leadership have consistently delivered significant environmental and economic benefits across various organizations.

Co-Founder & Environmental & Civil Engineer

Herbert Beywinkler

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External Consultant & Chemical and Industrial Engineer

António Silva Branco

Project Manager & Mechanical Engineer

Nelson Sabino

External Consultant & Environmental Engineer

Rui Dores

External Consultant