I started a new company named Greystone Inc. What do we do?
- Investment banking for weird guys only
- Aerospace consulting
- Pasta and pasta accessory global logistics
- Political lobbying for the mining industry
Instruction: I started a new company named Greystone Inc. What do we do?
Context: 
Response: - Investment banking for weird guys only
- Aerospace consulting
- Pasta and pasta accessory global logistics
- Political lobbying for the mining industry