Mousse Partners is an investment office based in New York City.
| Company | Date | Round | Size | Participants |
| Pickwick & Weller | 4/13 | Venture Round | 9 | |
| Bonobos | 3/13 | Venture Round | $30M | 7 |
| Rivet & Sway | 2/13 | Series C | $2M | 3 |
| SeatGeek | 8/12 | Venture Round | $1.65M | 5 |
| Illumitex | 4/12 | Venture Round | $9.3M | 6 |
| Pose.com | 10/11 | Series A | $3M | 3 |
| The Luxury Club | 9/11 | Seed | 2 | |
| MixCommerce | 6/08 | Series A | $3.95M | 1 |
| MyPublisher | 9/07 | Series B | $8.9M | 7 |