EXHIBIT 99.1
Form 4 List of Reporting Owners and Signature Page
Name of designated filer: Chatterjee Fund Management, L.P.
Other joint filers: Chatterjee Charitable Foundation, MCP Holdings Limited, Labvantage Solutions Technologies Limited, TCG Lifesciences Limited, CSL Holdings Limited, Purnendu Chatterjee
Address for Chatterjee Fund Management, L.P., Chatterjee Charitable Foundation and Purnendu Chatterjee is: 888 Seventh Avenue, 37th Floor, New York, NY 10106
Address for MCP Holdings Limited, Labvantage Solutions Technologies Limited, TCG Lifesciences Limited and CSL Holdings Limited is: c/o IQ EQ Corporate Services, 33, Edith Cavell Street Port-Louis, 11324, Mauritius
Date of Event Requiring Statement: October 3, 2019
Issuer Name and Ticker or Trading Symbol: McDermott International Inc. [MDR]
| CHATTERJEE CHARITABLE FOUNDATION | |||
| By: | /s/ Purnendu Chatterjee | ||
Name: Purnendu Chatterjee | |||
| Title: Trustee | |||
| MCPI HOLDINGS LIMITED | |||
| By: | /s/ Purnendu Chatterjee | ||
Name: Purnendu Chatterjee | |||
| Title: Director | |||
| LABVANTAGE SOLUTIONS TECHNOLOGIES LIMITED | |||
| By: | /s/ Purnendu Chatterjee | ||
Name: Purnendu Chatterjee | |||
| Title: Director | |||
| TCG LIFESCIENCES LIMITED | |||
| By: | /s/ Purnendu Chatterjee | ||
Name: Purnendu Chatterjee | |||
| Title: Director | |||
| CSL HOLDINGS LIMITED | |||
| By: | /s/ Purnendu Chatterjee | ||
Name: Purnendu Chatterjee | |||
| Title: Director | |||
| CHATTERJEE FUND MANAGEMENT, LP | |||
| By: | /s/ Purnendu Chatterjee | ||
Name: Purnendu Chatterjee | |||
| Title: General Partner | |||
/s/ Purnendu Chatterjee | |||
| Purnendu Chatterjee | |||