There could only be winner of the main competition. However, within each sponsoring company teams were battling for supremacy against their colleagues, and for internal bragging rights as they tried to become their own sponsors' champion.

The final league tables, and performance assessments, for sponsors entering 3 or more teams are shown below, for the Preliminary Rounds.

	AECOM is a global provider of professional technical and management support services to a broad range of markets, including transportation, facilities, environmental, energy, water and government.	Final league table (brief) Final league table (detailed) Comparative assessment
	ARCADIS is the leading global Design & Consultancy firm for natural and built assets, applying their deep market sector insights and collective design, consultancy, engineering, project and management services to work in partnership with their clients to deliver exceptional and sustainable outcomes.	Final league table (brief) Final league table (detailed) Comparative assessment
	ATKINS is one of the world's leading design, engineering and project management consultancies. They have the breadth and depth of expertise to respond to the most technically challenging and time critical infrastructure projects.	Final league table (brief) Final league table (detailed) Comparative assessment
	CUNDALL is an international multi-disciplinary consultancy providing engineering, design and sustainable solutions for the built environment.	Final league table (brief) Final league table (detailed) Comparative assessment
	HATCH is a global multidisciplinary management, engineering and development consultancy, with a global network of 9,000 professionals in over 150 countries around the world in the metals, energy, infrastructure, digital, and investments market sectors.	Final league table (brief) Final league table (detailed) Comparative assessment
	JACOBS is an international engineering, architecture, and construction firm with offices located around the world. They are a publicly traded company offering support to industrial, commercial, and government clients across multiple markets.	Final league table (brief) Final league table (detailed) Comparative assessment
	LAING O'ROURKE is an international engineering enterprise, founded on over a century and a half of experience. It is the largest privately owned construction company in the UK, and delivers a single-source solution for some of the world’s most prestigious organisations.	Final league table (brief) Final league table (detailed) Comparative assessment
	MOTT MACDONALD is a global management, engineering and development consultancy adding value for public and private clients on agenda-setting, next-generation projects worldwide. They use their ingenuity to save their customers money and time, reduce risks, increase efficiency, maximise sustainable outcomes and advance best practice.	Final league table (brief) Final league table (detailed) Comparative assessment
	UK-based MWH TREATMENT offers a full range of high-value, start-to-finish construction services, providing design, construction, commissioning and startup for projects ranging from water treatment to renewable energy.	Final league table (brief) Final league table (detailed) Comparative assessment
	RIDER LEVETT BUCKNALL Rider Levett Bucknall is a leading independent organisation in cost management and quantity surveying, advisory, project & programming management, and sustainability & carbon services.	Final league table (brief) Final league table (detailed) Comparative assessment
	RSBG is a wholly owned subsidiary of RSBG SE. They deal in 100% equity investments and operate a debt-free balance sheet. Behind this sits capital focused on long-term and sustainable investment.	Final league table (brief) Final league table (detailed) Comparative assessment
	STANTEC is a global leader in the provision of strategic planning, design, construction and engineering program management services for projects around the world. Their focus is wet infrastructure – providing services to a full range of water-related projects and programs ranging from water supply, treatment and storage, dams, water management for the natural resources industry and coastal restoration to renewable power and environmental services.	Final league table (brief) Final league table (detailed) Comparative assessment
	TONY GEE AND PARTNERS provide specialist engineering consultancy services to the worldwide construction industry. They are a multi-award winning firm, renowned for providing high calibre engineering design solutions, with a particular flair for the unique and challenging.	Final league table (brief) Final league table (detailed) Comparative assessment
	WATERLINE PROJECTS is a multi-discipline engineering company that provides services that support the mining industry, including remote engineering support.	Final league table (brief) Final league table (detailed) Comparative assessment
	WSP is one of the world’s leading professional services companies. They provide services to transform the built environment and restore the natural environment.	Final league table (brief) Final league table (detailed) Comparative assessment