![]() ERM The ERM International Group is a company that provides environmental, health, safety, and social consulting services. | ![]() Langan Langan Engineering, Environmental, Surveying and Landscape Architecture is a company providing engineering and environmental consulting services. | ![]() Navigant Consulting Navigant Consulting (also known as Guidehouse) is a company that provides professional services to businesses. | Guidehouse Guidehouse is a company that specializes in AI-driven advisory, technology, and risk consulting. | ||
Founding Date | Founding Date 1971 | Founding Date 1970 | Founding Date 1996 | Founding Date 1983 | Founding Date 1996 |
Type | Type Subsidiary | Type Private | Type Subsidiary | Type Subsidiary | Type Private |
Tags | |||||
Locations | Locations London, GB HQ Buenos Aires, AR Adelaide, AU Brisbane City, AU Melbourne, AU Newcastle, AU Sydney, AU see more | Locations Parsippany-Troy Hills, US HQ Calgary, CA Athina, GR Panamá, PA Abu Dhabi, AE Dubai, AE London, GB see more | |||
Employees | Employees 7,4041% decrease | Employees 2,0965% increase | Employees 1,543 | Employees 4,1451% decrease | Employees 18,000 |
Operating ⚠ | |||||
Awards | Awards N/A | Awards 100 (May, 2022) | Awards N/A | Awards N/A | Awards 1 (Jan, 2025) |
Countries | Countries 38 (Aug, 2023) | Countries 100 (May, 2022) | Countries N/A | Countries N/A | Countries N/A |
Industries Served | Industries Served 9 (Aug, 2023) | Industries Served N/A | Industries Served 4 (Aug, 2024) | Industries Served 14 (Feb, 2024) | Industries Served 4 (Jan, 2025) |
Services Provided | Services Provided 10 (Aug, 2023) | Services Provided N/A | Services Provided 10 (Aug, 2024) | Services Provided N/A | Services Provided 10 (Jan, 2025) |
Trademark Applications (US) | Trademark Applications (US) N/A | Trademark Applications (US) N/A | Trademark Applications (US) N/A | Trademark Applications (US) 1 (Feb, 2024) | Trademark Applications (US) 1 (Jan, 2025) |
Trademarks (US) | Trademarks (US) N/A | Trademarks (US) 3 (May, 2022) | Trademarks (US) N/A | Trademarks (US) N/A | Trademarks (US) 18 (Jan, 2025) |

Langan Engineering, Environmental, Surveying and Landscape Architecture is a company providing engineering and environmental consulting services.
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Navigant Consulting (also known as Guidehouse) is a company that provides professional services to businesses.
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View companyGuidehouse is a company that specializes in AI-driven advisory, technology, and risk consulting.
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