Sierra On-Line
Company fact sheet, list of all games, screenshots and more
Fact sheet
| Company name | Sierra On-Line |
| Parent company | Vivendi Universal |
| Founded in | 1979 |
| Country of origin | United States of America |
| Game count | 87 (publisher: 85, developer: 46) |
| Viewed | 1858 times |
| Rating | 0/10 (0 votes) |