Client List
| Airtours | Ionica Ltd |
| AL EZZ Steel Co (Egypt) | ITV Digital |
| AT&T | Industry Commission of Australia |
| Axtel (Mexico) | LECG |
| Baker & McKenzie | Liberty Communications |
| BBC | Lucas Industries |
| British Energy plc | Macquarie Generation (Australia) |
| Cable and Wireless Communications | Maitland Walker Associates |
| Cable Communications Association | Mercury Communications Ltd |
| CableTel Ltd | National Electricity Market Monitoring |
| Cellnet | Commission (NEMMCO), Australia |
| Cemig (Brazil) | Norweb plc |
| CREG (Colombia) | Nynex CableComms |
| Delta Electricity (Australia) | Office of Gas Supply (OFGAS) |
| Electricity Reform Taskforce of NSW | Oliver and Ohlbaum Associates | ELSE, University College London | Orange UK |
| Energis | P4 (Play), Poland |
| E.ON Energy UK | RJB Mining | Enron | Scottish Telecom |
| European Commission (DGII) | Singapore Telecom |
| European Commission (DGIV) | Telewest Communications plc | European Commission (DGXIII) | Telstra |
| Freeserve.com | Treasury of New South Wales |
| Freshfields Deringer | Union Electrica Fenosa, S. A. |
| Granada Media | Videotron Corp |
| Hi3G Access AB ("3" Scandinavia) | Vodafone |
| Hutchinson 3G UK Ltd | Wanadoo |
| Hutchison Whampoa (Europe) Ltd | WorldCom |
| Inexus Group Ltd | Two Degrees (NZ) |