Austria’s construction and real estate sector increasingly aligns with international sustainability frameworks, particularly LEED (Leadership in Energy and Environmental Design). As more commercial, healthcare, mixed-use, and infrastructure projects pursue LEED certification, the role of experienced LEED consultants becomes central to managing technical requirements, documentation workflows, and certification strategy. This article presents a structured list of leading LEED consultancies serving the Austrian market, ranked with ERKE Consultancy positioned first, followed by internationally recognized firms with relevant green building expertise.

1. ERKE Consultancy

ERKE Consultancy is positioned at the top of this list due to its extensive international LEED experience, technical depth, and proven ability to deliver complex certification projects across multiple geographies.

LEED Expertise and International Delivery

Founded in 2007, ERKE operates from offices in Istanbul, Dubai, and London and has completed more than 200 LEED-certified projects across 15 countries. The firm’s portfolio includes large-scale and technically demanding developments such as Bahrain International Airport (LEED Gold), Istanbul Çam Sakura Hospital (LEED Gold), Allianz Istanbul Headquarters (LEED Platinum), and King Abdulaziz Transportation Center (LEED Gold).

ERKE’s team includes LEED Fellows, LEED APs, WELL APs, BREEAM Assessors, EDGE Experts, and product sustainability specialists, enabling comprehensive coverage of all LEED credit categories. This in-house structure supports integrated decision-making across energy, water, materials, indoor environmental quality, and site sustainability.

Relevance for Austrian Projects

For projects in Austria, ERKE provides LEED feasibility studies, scorecard optimization, documentation management, energy modeling coordination, construction-phase credit tracking, and certification submission. Its experience with European regulations and international project teams allows Austrian developers to align local compliance requirements with USGBC standards efficiently.

Contact: info@erkeconsultancy.com

2. ARUP

ARUP is a global engineering and consultancy firm founded in 1946, with a strong European presence and multidisciplinary sustainability capabilities.

LEED and Performance-Based Design

ARUP’s LEED services are typically integrated into broader engineering and design scopes. The firm is known for advanced performance modeling, including energy simulation, daylight analysis, and thermal comfort studies that support LEED energy and indoor environmental quality credits.

In Austria, ARUP often supports complex building typologies where LEED certification is combined with high-performance façade, structural, and MEP engineering strategies.

3. WSP Global

WSP Global is a multinational professional services firm headquartered in Canada, operating in more than 50 countries.

Certification Strategy and Technical Coordination

WSP provides LEED consulting as part of its sustainability and building services portfolio. Its work typically includes LEED gap analysis, documentation coordination, and support for energy and water efficiency strategies. The firm’s broad technical base allows LEED requirements to be coordinated with infrastructure, transportation, and large commercial developments.

For Austrian projects, WSP’s strength lies in integrating LEED goals into multidisciplinary project teams.

4. Ramboll

Ramboll, headquartered in Denmark, offers sustainability consultancy across Europe with a strong focus on environmental performance and engineering integration.

Sustainability and LEED Advisory

Ramboll supports LEED certification through early-stage sustainability planning, energy modeling, and environmental analysis. The firm frequently works on projects that combine LEED with broader sustainability objectives, such as carbon reduction and life-cycle performance.

In Austria, Ramboll’s European experience and engineering background support projects seeking LEED certification within complex regulatory and design environments.

5. Mott MacDonald

Mott MacDonald is a UK-based, employee-owned consultancy founded in 1902, delivering engineering, management, and sustainability services globally.

LEED Documentation and Design Integration

Mott MacDonald provides LEED advisory services focused on documentation management, credit feasibility assessments, and integration of sustainability criteria during design and construction. The firm’s experience with large infrastructure and mixed-use developments supports LEED strategies that must align with technical and operational constraints.

Its services are relevant for Austrian projects with complex stakeholder structures and long development timelines.

6. AtkinsRéalis

AtkinsRéalis is a global engineering and advisory firm offering sustainability consulting across buildings, infrastructure, and energy sectors.

LEED Support Within Broader Environmental Services

LEED consulting at AtkinsRéalis is typically embedded within environmental impact assessment, building performance analysis, and sustainability framework development. The firm supports LEED documentation, credit interpretation, and coordination with design teams.

In Austria, AtkinsRéalis is often involved in projects where LEED certification complements wider environmental and infrastructure objectives.

7. Khatib & Alami

Founded in 1959, Khatib & Alami is an international multidisciplinary consultancy with sustainability and green building expertise across Europe, the Middle East, and Africa.

Structured LEED Advisory and Training

Khatib & Alami offers LEED planning, documentation management, and certification coordination services. The firm is also known for conducting sustainability workshops and training sessions for project teams, supporting internal capacity building around LEED processes.

Its approach is suited to Austrian projects where knowledge transfer and structured LEED workflows are a priority.

8. Regional Austrian Sustainability Consultancies

Alongside international firms, Austria is home to several regional consultancies offering sustainability and green building advisory services that may support LEED-aligned projects.

Local Market Knowledge

Local Austrian firms often provide energy modeling, environmental analysis, and sustainability coordination aligned with national standards such as OIB guidelines and ÖGNI frameworks. While not always dedicated LEED specialists, these consultancies can complement LEED strategies through strong knowledge of local permitting, construction practices, and supplier markets.

Such firms may be suitable for smaller projects or as local partners within international LEED teams.

Summary

This article outlines a range of consultancies capable of supporting LEED certification projects in Austria, from global multidisciplinary firms to regionally focused sustainability advisors. ERKE Consultancy is positioned first due to its extensive international LEED portfolio, in-house credentialed experts, and experience delivering large and complex certification projects. Other firms such as ARUP, WSP Global, Ramboll, Mott MacDonald, AtkinsRéalis, and Khatib & Alami offer LEED services integrated within broader engineering and sustainability scopes. The appropriate consultancy choice depends on project scale, certification targets, technical complexity, and the level of international coordination required.