Kier’s purpose is to sustainably deliver infrastructure which is vital to the UK. We are a leading provider of infrastructure services, construction and property developments and committed to delivering for communities and leaving lasting legacies through our work.

At the core of our project delivery is technical excellence, utilising the latest building methods, innovations and technology to ensure we offer the best value for our clients.

Kier launched sustainability framework, focused on two key components; environmental sustainability and social sustainability and this approach aims to safeguard three vital features; a resilient environment, a resilient community and a resilient balance sheet.

Kognitive is a specialised consultancy driving digital transformation in aviation and infrastructure through advanced estimation, planning and programme management solutions.  Leveraging platforms like Sterling Estimation, Kognitive supports UK airports including Luton, Birmingham, and Manchester and Internationally on Fraport, Changi, STH and Athens capital programme development, 5D BIM integration, and tender management.  The company delivers strategic advisory services, enabling clients to improve cost certainty, transparency, and operational efficiency.  With a focus on innovation, ethical governance, and collaboration, Kognitive sits on three BSI standard setting committees, is an RICS tech Partner and adds measurable economic value through UK-based consulting, technology deployment, across the aviation sector.

Logika Consultants helps aviation clients navigate often-complex legislation, policy and regulation required to gain consent for development, providing environmental advice and strategy.  Furthermore, Logika works with airport architects and engineers, to support the development of proposals to ensure that they have environmental design measures fully embedded within them.  These measures cover all environmental and sustainability issues at airports including (with our sister organisations Air Quality Consultants and Noise Consultants) carbon, climate change, air quality, noise, biodiversity, flood etc.  We are able to advise on expansion, plans, airspace design and all other matters where airport operations could affect the environment.

Mott MacDonald is one of the world’s most experienced aviation consultancies, providing global expertise for over 40 years. With over 16,000 staff, we have principal offices in 50 countries and projects in 140. We have provided project finance, technical, business planning and transaction advice for >$75 billion of airport assets in over 100 countries. Our truly global project portfolio includes Heathrow, Gatwick, St. Petersburg, Istanbul, Cyprus, Cairo, Cape Town, Kuwait, Abu Dhabi, Delhi, Mumbai, Bangkok, Hong Kong, Tokyo, Saudi Arabia, Singapore, Sydney, Los Angeles, Vancouver, Toronto, New York, Costa Rica, Columbia and Ecuador.

RPS has over 40 years experience in the Aviation sector enabling our team to develop an in-depth understanding of the airside environment, the commercial drivers and the contractor constraints that our clients have to consider with each development. We offer tailored solutions across the globe, helping them to balance their commercial goals with their responsibilities to the environment and local communities. Our approach combines environmental and planning factors with a focus on maximising related revenues and design teams of Architects and Engineers with specialised knowledge of aviation related development. Our sector coverage encompasses: - Terminal Buildings - Hangars - Fixed Base Operations - Air Cargo facilities - Aprons & Runways - Civil and military Our services include: - AGL & Lighting Assessment - Air Quality & Carbon Assessments - Airfield Infrastructure Design - Airport Masterplanning - Airports Utilities Studies - Architecture - Civil & Structural Engineering - Community Impact Studies - Environmental Impact Assessments - Expert Witness - Health Impact Assessments - Landscape & Visual Impact Assessments - Noise & Vibration Studies - Planning Consultancy - Stakeholder Engagement - Surface Access Strategic Planning & Design - Surface Water & Pollution Control - Building Service Engineering. We are accredited to ISO 9001:2008, ISO 14001:2004, OHSAS 18001:2007 and have gained Investors in People Gold status.

We are a global design leader ranked in the UK Top 20 and within the Global Top 100 architectural practice.  

Highly experienced in the masterplanning, design and delivery of aviation schemes including Istanbul Airport and Medina Airport, Bandaranaike Airport, a large number of airports throughout the Middle East and Africa and a portfolio of work with Gatwick and Heathrow Airports. We are currently designing an alternative option for Heathrow Terminal 6 - Heathrow West. 

 We undertake projects across all major sectors from aviation, transport and infrastructure, business space, education, residential and mixed use through to advanced technologies, hospitality, film and media, culture, defence and security.  With studios across the UK in London, Edinburgh, Guildford and Cardiff and international studios in New York, Singapore, Amsterdam and Riyadh, we have a Vision to transform the industry and enrich lives through the built environment to create a better world. 

Sidara are a global leader in providing design, planning, engineering, and project management services across various sectors, including energy, buildings, cities, transportation, civil engineering, infrastructure, water, and the environment. Sidara is at the forefront of airport planning, design, and delivery, with a proven track record of completing aviation projects in over 300 airports worldwide, ranging from major international hubs to specialised support facilities and adapting to a diverse range of local conditions.

SYSTRA is one of the world's leading engineering and consulting groups, specialising in infrastructure and mobility solutions.  In the UK and Ireland, SYSTRA has been creating, improving and modernising infrastructure for more than 50 years.  A world leader in mobility and mass transit, SYSTRA works in partnership with clients to deliver outstanding infrastructure solutions.  We solve challenges with our multi-disciplinary expertise in design, consultancy, project management, engineering and construction supervision, supporting the delivery of major infrastructure projects across the transport, energy, water and environment and built-environment sectors.  Our work creates inspirational places and systems that connect people seamlessly, enhance wellbeing, stimulate economies, and provide a sustainable legacy for future generations.

Waterman Group is a multidisciplinary consultancy providing sustainable solutions to meeting the planning, engineering design and project delivery needs of the property, infrastructure, environment and energy markets.

Founded in 1952, the company has since grown into a leading engineering and environmental consultancy with offices throughout the UK, Australia and Ireland.  Waterman works with government agencies, local authorities, government-regulated industries and private sector clients to provide innovative, sustainable and economic solutions across a wide spectrum of business activities.

We have extensive experience in the aviation industry providing expert advice on the acquistion, planning, design and development including ongoing maintenance of aviation infrastructure.