Independent Sustainability Consulting
for Your Path to Net Zero
Guiding real estate investors to Net Zero with award-winning German engineering – for sustainable growth. Trusted partner for forward-thinkers in the Middle East and beyond.
You invest in prestigious buildings, visionary urban developments or high-performance real estate portfolios.
You aim to bring your properties to Net Zero by 2035 – with forward-looking solutions that deliver visible sustainability and enhance your asset value.
At Haas Sustainable Consulting, we support property owner, developers, operators and asset managers in defining and implementing a future-proof climate strategy:
✔️ CO₂-neutral transformation of existing properties
✔️ Decarbonization with economic and reputational value
✔️ Identification and activation of international funding opportunities
✔️ Transparent, audit-ready ESG alignment for stakeholders and investors
Our Services towards Net Zero
Strategic 3-Phase Program for Climate-Conscious Real Estate Investors
Independent German Expertise
for Sustainable Transformation to Carbon Neutrality
1. CO₂-Neutrality Roadmap
Strategic entry point for assessing emission potential and climate targets.
Module 1 gives you a clear view of your property’s main CO₂ drivers, a prioritized list of measures, and a solid strategic basis for long-term climate planning.
2. Strategic Decarbonization Plan
Actionable CO₂ strategy with funding opportunities and investment guidance.
Module 2 provides a ready-to-implement climate strategy with CO₂ targets, Energy Audits, and funding guidance – a solid basis for investments or EPC models with guaranteed savings.
3. Net Zero Management
Establishment energy management system and project implementation support
Module 3 supports the full implementation of your decarbonization strategy through a CO₂-focused energy management system (ISO 50001), funding applications, and EPC delivery – supporting effective execution.
Winfried Haas
German Consulting Engineer – CEO & Principal Advisor
Winfried Haas is a German energy expert with over 30 years of international experience in managing complex decarbonization, energy efficiency, and renewable energy projects.
He advises real estate owners, investors and project developers in the Middle East and Europe on how to achieve carbon neutrality – through tailored CO₂ strategies, energy audits, and implementation support.
With deep expertise in both technical systems and project development and implementation, he builds trusted partnerships with clients who seek economically sound and future-proof sustainability solutions.
Customer Groups
Public Authorities & Municipalities
Shape sustainable cities with impact.
We advise municipalities and public agencies on demand-side-managemend (DSM) strategies, Energy Performance Contracting, and climate-ready infrastructure — enabling efficient, low-carbon urban development.
Real Estate Developers & Master Planners
Future-proof your developments from day one.
We support visionary master planners and real estate developers in creating energy-efficient urban projects — from CO₂ roadmaps to Net Zero strategies.
Property Owners & Asset Managers
Unlock value through sustainable performance.
We help owners and asset managers reduce emissions, improve energy performance, and increase long-term asset value through audits, EPC retrofits, and ISO 50001-aligned energy management.
Industrial & Infrastructure Operators
Reliable energy. Lower emissions. Real results.
We design high-impact decarbonization concepts for industrial hubs, and critical infrastructure — combining smart storage, peak load optimization, and energy efficiency.
Hospitality & Resort Operators
Sustainability that enhances guest experience.
We support luxury hotels and resort complexes in cutting CO₂ emissions, optimizing energy use, and securing future-ready operations — with tailored Net Zero and retrofit solutions.
Bioenergy Developers & Eco-Villages
Empowering nature-based communities with smart energy solutions
We support developers of eco-villages, sustainable communities, and circular economy projects in implementing energy self-sufficiency and low-carbon infrastructure. From food waste-to-energy concepts to renewable microgrids – we turn sustainability visions into reliable systems.
Why Work With Us
German Engineering with Awarded Track Record
Trusted precision and 30+ years of experience in energy efficiency, renewable energy and CO₂-reduction strategies. Proven results and a certified, award-winning track record from complex transformation projects in Germany and internationally.
Economic Value through Climate Strategy
Strategic CO₂ roadmaps focused on ROI, operational cost savings, and funding opportunities. From short-term quick wins to performance-based models like Energy Performance Contracting (EPC), we deliver impact and economic value.
Trusted Partnership, Culturally Aligned
Strong personal commitment and culturally sensitive collaboration with GCC stakeholders and international advisors. We build loyalty through reliability, discretion, and long-term thinking – fully aligned with your values and vision.