Mark Trenton Lethco

Arup Group Ltd. provides engineering, design, planning and project management consulting services. The company has offices across Europe, North America, Africa, Australasia and South East Asia. It offers building design, economics and planning, infrastructure design, management consulting and specialist technical services. The firm was founded by Ove Arup in 1946 and is headquartered in London, the United Kingdom.

Arup Americas, Inc. provides structural engineering and consulting services. It offers planning, engineering, and design services for buildings, consulting, and major infrastructure projects. The firm provides services for various projects in arts and culture, aviation, commercial property, education, energy, government, healthcare, highways, hotels and leisure, maritime, mining, rail, residential, resources and waste, retail, science and industry, sport, and water markets. The company was founded in 1985 and is headquartered in New York, NY.

Part of Ove Arup Partnership Charitable Trust, Arup Riyadh Metro Ltd. is a British company that provides engineering and architectural services. The company is based in London, UK and was founded in 2014.

Bidgreat Ltd. engages in the provision of investment services. The company was founded on February 9, 2000 and is headquartered in London, the United Kingdom.

Nirman Ventures LLC (Nirman Ventures) is a venture capital firm founded in 2023. The firm is headquartered in Palo Alto, California.

Part of Ove Arup Partnership Charitable Trust, Broomco (141) GmbH is a German company that focuses on geospatial data for infrastructure projects. The company is based in Berlin, Germany. The company's approach is data-driven, establishing geospatial information to common standards, enabling efficient sharing and analysis across complex teams of suppliers. The CEOs of the company are Rüdiger Lutz, David Arthur Whittleton. Broomco (141 is also a part of Arup's Water Management Consultancy, which includes flood risk management, water treatment, supply & recycling, delivering sustainable water solutions. See their work on their website.