Clients
- ADDAX Petroleum
- ADNOC
- AES
- Air Liquide
- Apache
- Axens
- Baker Hughes
- BASF
- Bechtel
- BG Group
- BOEING
- BP
- Braskem
- Cargill
- CB&I
- Champion Technologies
- Chevron
- ChevronPhillips
- Citgo Petroleum
- CNRL
- ConocoPhillips
- Cooper Cameron
- Coremar
- Crane Logistics
- Dow Chemical
- DSM
- DuPont
- Ecopetrol
- Encana
- Enterprise
- ExxonMobil
- Firestone
- FLUOR
- Formosa
- Foster Wheeler
- GASCO
- Georgia Gulf
- Global Industries
- Goodyear
- Halliburton
- Honeywell
- Hunt Refining
- Hyundai
- IMC Agrico
- INEOS
- INVISTA
- Johnson & Johnson
- JXNippon
- KNPC
- KOC
- Lyondell Equistar
- McDermott
- Mitsubishi Power
- MOTIVA
- Mustang Engineering
- Nalco Chemical
- NASA
- National Grid
- Neste
- Norsk Hydro
- Northeast Utilities
- Odjfell Terminals
- OSHA
- Oxy
- PCS Nitrogen
- PDVSA
- PEMEX
- Petrobras
- Petrotrin
- Plains All American
- Qatar Petroleum
- Rompetrol
- Rowan
- Saipem
- SBM IMODCO
- Schenectady
- Shaw Stone & Webster
- Shell
- Sinclair Refining
- Sinopec
- Skaugen Petrotrans
- Solar Turbines
- Stepan Chemicals
- Stolthaven
- Syncrude
- Talisman
- TASNEE
- TECHNIP
- Total
- UOP
- URS
- Vopak
- WESTLAKE
- Williams
- Wood Group
- WorleyParsons
