Industrial Engineering

Built on Trust.

Engineering for Biogas, Oil & Gas,

Storage Systems & Industrial Infrastructure.

Biogas Engineering

Structural engineering for membrane, steel and cable structures in biogas applications.

Membrane Structures

Structural engineering, calculations and detailing for tensile and pneumatic membrane structures.

Tank & Storage Structures

Structural engineering for storage tanks, roofs and associated support structures.

Structural Analysis

Structural calculations, FEM analysis and verification for complex structural systems.

Detail Engineering

Detailed design and fabrication-ready documentation for membrane, steel and cable structures.

Industrial Structures

Structural engineering for industrial, energy and process facilities.

Engineering Excellence

Structural engineering for biogas plants, digesters, gas holder systems and industrial facilities.

Built for Long-Term Performance

Reliable engineering solutions for biogas, gas storage and industrial infrastructure.

Trusted by Industry

"Gunnar Zapf and his team combine outstanding engineering expertise with uncompromising quality. Their innovative approach, precision, and professionalism make them a trusted long-term partner for demanding industrial projects."

Karsten DaedlerCEO Daedler GmbH

"The innovative engineering solutions developed by Zapf Engineering significantly enhanced our project. Their technical expertise, practical approach, and commitment to quality were outstanding."

Rainer WaldowHead of Tank Storage Strategy BP Ruhr Oel GmbH

"The collaboration with Gunnar Zapf and his engineering team has always been defined by innovation, technical excellence, and reliability. Their expertise in lightweight structures, membrane engineering, and industrial infrastructure makes them an exceptional partner for demanding international projects."

Dr. Robert RoithmayrCEO, Formfinder Software GmbH University Lecturer, Vienna University of Technology (TU Wien)

Let’s Engineer What You Need

Ready to elevate your next project? Our team combines innovative engineering with proven expertise to deliver exceptional results. From concept to implementation, we provide engineering solutions tailored to the specific requirements of your project. Talk to us about your next challenge in Biogas, Structural Engineering, and Renewable Energy.

Engineering Knowledge

Insights from Practice

Fire-Resistant GRP Full-Contact Floating Roof

2026-08-16 No Comments

Fire-resistant GRP full-contact floating roof technology engineered to reduce emissions, increase usable tank capacity and deliver corrosion-resistant, long-term performance for industrial storage tanks.

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Textile Architecture & Membrane Engineering: From Form-Finding to Fabrication

2026-08-06 No Comments

Explore how textile membrane structures evolve from initial geometry and form-finding to structural verification and fabrication-ready design. ZAPF Engineering combines engineering expertise with practical experience to transform architectural concepts and technical ideas into buildable membrane solutions.

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Biogas Membrane Engineering: From Form-Finding to Fabrication

2026-08-06 No Comments

From form-finding and structural verification to anchorage design and fabrication-ready cutting patterns, ZAPF Engineering provides specialized engineering for textile membrane and gas storage systems in biogas plants.

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Industrial Membrane Engineering: From Concept to Fabrication

2026-08-06 No Comments

From initial concept and structural analysis to detailing and fabrication-ready solutions, ZAPF Engineering develops industrial membrane systems engineered for demanding applications, reliable performance and long-term functionality.

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