- A R M - GY1 1DR
- Alternative Risk Management - GY1 1LF
- bubbleTEC International Ltd - GY1 3FZ
- Dadco Alumina & Chemicals Ltd - GY1 1WA
- Edge Protection Systems Ltd - GY1 2ER
- Guernsey Gas Ltd - GY1 3BZ
- Guernsey Outriders - GY1 2LN
- Perfect Prints - GY1 2RW
- Sidlocks of Guernsey - GY1 2RN