Longworth Venture Partners is a venture capital firm that has led investments in some innovative and successful technology companies.
| Company | Date | Round | Size | Participants |
| Frame Media | 5/08 | Unattributed | $3M | 2 |
| Frame Media | 11/07 | Series A | $2M | 2 |
| Sermo | 9/07 | Series C | $25M | 3 |
| Sermo | 1/07 | Series B | $9.5M | 2 |
| Sermo | 9/06 | Series A | $3M | 1 |
| Scrapblog | Series A | $2.5M | 1 |