Contactos
América
| Empresa | País | Escritórios | Website |
| Delcan | Canadá | Calgary, Hamilton, London, Markham, Niagara Falls, Ottawa, Vancouver, Victoria. | www.delcan.com |
| Delcan | Estados Unidos | Atlanta, Centennial, Colorado Springs, Denver, La Mirada, Newbury Park, Salem, Schaumburg, Vienna | www.delcan.com |
| Delcan | Venezuela | Caracas | www.delcan.com |
| DHV Consultants Guatemala | Guatemala | Guatemala | www.dhv-ca.com |
| DHV Sudamérica | Bolívia | La Paz |
Ásia
| Empresa | País | Escritórios | Website |
| Delcan | Tailândia | Hong Kong, Taipel, Wanchai | www.delcan.com |
| DHV Beijing Environmental Engineering Company | China | Beijing | www.dhv.cn |
| DHV China | China | Beijing | |
| DHV Consultants Representative Office | Vietname | Hanoi | |
| DHV Consultants Representative Office | Nepal | Kathmandu | |
| DHV Engineering Consultancy | China | Shanghai, Guangzhou | |
| DHV Hsiung Ling Engineering | Tailândia | Kaohsiung | |
| DHV Hsiung Ling Engineering | Kaohsiung | ||
| DHV India | India | New Delhi, Lucknow, Chennai | |
| DHV Planetek | Tailândia | Kaohsiung, Taipei | www.dhvplanetek.com.tw |
| MLD | Tailândia | Kaohsiung, Taipei | www.mld.co.id |
| SADECO | Jeddah | Arábia Saudita | www.sadeco.biz |
| DHV MED | Netanya | Netanya | www.dhvmed.com |
| P.G.L. Transportation Engineering and Planning Ltd. | Netanya | Tel Aviv | www.pgl.co.il |
Europa
| Empresa | País | Escritórios | Website |
| DHV, S.A. | Portugal | Lisboa e Porto | www.dhv.pt |
| DHV CIS | Rússia | Moscovo | www.dhv.ru |
| DHV CR | República Checa | Praga, Brna, Ostrava | www.dhv.cz |
| DHV Polska | Polónia | Varsóvia | www.dhv.pl |
| DHV Holding BV | Holanda | Amersfoot | www.dhv.nl |
| DHV B.V. | Holanda | Amersfoot, Bergen op Zoom, Deventer, Eindhoven, Groningen, Maastricht Airport, Rotterdam, The Hague, Zaandam | www.dhv.nl |
| DHV Interim Management | Holanda | Amersfoot | www.dhv.nl |
| HR/DHV vof | Holanda | Amersfoot | www.dhv.nl |
| Infraflex B.V. | Holanda | Utrecht | www.infraflex.nl |
| Ingeniuerbureau Vathorst | Holanda | Amersfoot | www.dhv.com |
| NACO, Netherlands Airport Consultants | Holanda | The Hague | www.naco.nl |
| Protected Storage Engineers | Holanda | Rotterdam | www.psengineers.nl |
| Tunnel Engineering Consultants (TEC) | Holanda | Nijmegen | www.tec-tunnel.com |
África
| Empresa | País | Escritórios | Website |
| Bohlweki Environmental | África do Sul | Kyalami | www.bohlweki.co.za |
| Panafcon | Kenya | Nairobi | |
| SSI | África do Sul | Woodmead | www.ssi-dhv.com |
| SEED | Moçambique | Maputo | www.seed.co.mz |