Designated Filer: Warburg Pincus Private Equity IX, L.P.

Issuer & Ticker Symbol: NYFIX, Inc. (NYFX)

Date of Event Requiring Statement: November 30, 2009

Exhibit 99.2

JOINT FILERS’ NAMES AND ADDRESSES

1. Name: Warburg Pincus IX, LLC

Address: c/o Warburg Pincus LLC

450 Lexington Avenue

New York, NY 10017

2. Name: Warburg Pincus Partners, LLC

Address: c/o Warburg Pincus LLC

450 Lexington Avenue

New York, NY 10017

3. Name: Warburg Pincus LLC

Address: 450 Lexington Avenue

New York, NY 10017

4. Name: Warburg Pincus & Co.

Address: c/o Warburg Pincus LLC

450 Lexington Avenue

New York, NY 10017

5. Name: Charles R. Kaye

Address: c/o Warburg Pincus LLC

450 Lexington Avenue

New York, NY 10017

6. Name: Joseph P. Landy

Address: c/o Warburg Pincus LLC

450 Lexington Avenue

New York, NY 10017