Ann: Webinar for Block 9 Update, page-279

As of the latest information:

1. **Halliburton**: Halliburton has faced restrictions due to the US embargo. The company has had to navigate complex regulations related to Cuba, and its operations there have been limited.

2. **Schlumberger**: Schlumberger has also been affected by the US embargo. The company has historically had a more limited presence in Cuba due to these restrictions.

3. **Baker Hughes**: Baker Hughes, like the others, has been impacted by the US embargo. Its operations in Cuba are constrained by the embargo regulations.

4. **Weatherford**: Weatherford has similarly faced restrictions under the US embargo, affecting its ability to operate freely in Cuba.

In summary, all these companies have experienced limitations in their ability to operate in Cuba due to the US embargo.


PetroAustralis, an Australian oil and gas company, does provide services in Cuba, including hydraulic fracturing (fracking) and acid stimulation. They have been involved in the Cuban oil sector through joint ventures and partnerships, particularly focusing on exploration and production activities. Their services include various stimulation techniques to enhance oil recovery from wells. However, the specific details of their operations and current capabilities might change, so checking the latest updates from the company or industry news would provide the most accurate information.