CIG has engaged on various issues with the following companies in recent years. Reports on these meetings are available to members:
- Anglo American
- BP
- British Airways
- BSkyB
- EDF Energy
- FirstGroup
- GlaxoSmithKline
- HSBC
- Marks & Spencer
- Nestlé
- Rio Tinto
- Reed Elsevier
- Royal Dutch Shell
- Scottish & Southern Energy
- Tesco
- Unilever
- United Utilities
- Vodafone