
Samer Ayyash, MBA
23+ years across development and engineering, spanning project management, infrastructure and building design from concept to completion. Named among the best 40 engineers under 40 by Consulting-Specifying Engineer in 2017.

23+ years across development and engineering, spanning project management, infrastructure and building design from concept to completion. Named among the best 40 engineers under 40 by Consulting-Specifying Engineer in 2017.

21+ years in the design and project management of complex architectural projects, leading multidisciplinary teams across healthcare, residential and engineering developments, and coordinating consultants and sub-consultants to programme.

25+ years in urban development and environmental engineering infrastructure, with deep expertise in integrated water cycle management. Established four GIS subsidiaries and branches across the Middle East and North Africa.

30+ years across educational, residential and commercial projects worldwide. Specialist in building technology from the Universidad Politécnica de Madrid; lecturer, PhD and published researcher.

12+ years in engineering consultancy. Identifies and secures new opportunities, leads strategic growth initiatives and builds the long-term client relationships that underpin the Riyadh office.

Lead mechanical engineer with more than 18 years designing and supervising HVAC, plumbing, fire protection and building performance systems on landmark projects across the region.

Lead electrical engineer with more than 17 years in the design and supervision of building electrical systems, managing complex installations across multiple sectors to exacting standards of safety and compliance.

Civil engineering expert with GIS since 2001. Partial development plans, urbanisation projects, road and railway works, urban planning and geotechnical studies across dozens of schemes.

More than 10 years in Building Information Modeling, streamlining delivery through digital solutions, leading coordination and managing technical deliverables across every discipline.

Architect engineer with 12 years of international design experience, focused on BIM-driven design and coordination, architectural detailing, 3D modelling and digital workflows.

Retail, housing and residential work in Belgium, Hungary and Saudi Arabia. Revit, ArchiCAD, AutoCAD and Navisworks; projects include the Abha Entertainment Center, NEOM Command Center and KIZAD Food Hub.

BIM models from schematic through to IFC across lighting, fire alarm, security and power. Single-line diagrams and load calculations to SEC, SBC, IBC and NFPA, with renewables and PV experience.

HVAC, plumbing and firefighting systems, coordinating BIM models in Revit, AutoCAD and Navisworks at LOD 200–500. Work includes the Masjid Al-Haram expansion, SEVEN Entertainment and Lusail Plaza Towers.

Master’s in earthquake and structural engineering, with six years on large-scale construction, fit-out and façade projects across the Middle East including the SEVEN fit-out programme and the Rixos Hotel in Qatar.

More than 10 years in retail, housing and heritage refurbishment. Universidad Politécnica de Madrid, with international practice in Germany before joining GIS.
Founded GIS in 1996 and led its international expansion from 2011. Technical background in urban planning and infrastructure development; keeps direct, continuous engagement with the technical staff.
25+ years designing and supervising large-scale urbanisation - road networks, utility services, public spaces and integrated infrastructure - coordinating dozens of engineers across project phases.
25+ years in railway planning, design, construction and maintenance, including high-speed lines, urban transit and conventional railway, with systems integration and safety expertise.
Dams, reservoirs, treatment plants, pumping stations and distribution networks; operation and maintenance management, plus ecological assessment of lakes and water bodies.
With GIS since 2001, from health and safety coordination to Head of Works Supervision in 2003, then Country Manager from 2011 to establish the Romanian branch.
Architect specialising in construction management. Road and railway infrastructure consulting, TransMilenio studies and design, works auditing and public contract coordination.
Leads GIS-Iraq from Baghdad.