100 Brickstone Square Fifth Floor Andover, Massachusetts 1810 United States Phone: 978-684-3030 Fax: 978-684-3658 Team: David J. Nerrow, Partner Website: www.ventures.com Company Type: Venture Capital Firm

One Boston Place Suite 2100 Boston, Massachusetts 2108 United States Phone: 617-624-8419 Fax: 617-624-8416 Team: Dave A.R. Dullum, Partner Website: www.nepartners.com Company Type: Venture Capital Firm

Bay Colony Corporate Center 1000 Winter Street Su Waltham, Massachusetts 2451 United States Phone: 781-672-2500 Fax: 781-672-2501 Team: Dave Furneaux, Partner Website: www.kodiakvp.com Company Type: Venture Capital Firm

82 Devonshire Street R25A Boston, Massachusetts 2109 United States Phone: 617-563-9106 Team: Daniel Auerbach, Partner Company Type: Venture Capital Firm

30 Rowes Wharf Suite 500 Boston, Massachusetts 2110 United States Phone: 617-428-5150 Fax: 617-428-5160 Team: Dana A. Callow, Partner Website: www.millenniapartners.com Company Type: Venture Capital Firm

One Liberty Square Boston, Massachusetts 2109 United States Phone: 617-790-9400 Fax: 617-790-9401 Team: Christopher M. Busby, Partner Website: www.greathillpartners.com Company Type: Venture Capital Firm

745 Atlantic Avenue Boston, Massachusetts 2111 United States Phone: 617-357-9031 Fax: 617-357-5545 Team: Christina I. Benet, Partner Website: www.schoonercapital.com Company Type: Venture Capital Firm

Investments 9A 175 Berkeley Street Boston, Massachusetts 2117 United States Phone: 617-574-5933 Fax: 617-574-6974 Team: Charles W. Farber, Partner Website: www.intranet.Img.com Company Type: Venture Capital Firm

30 Rowes Wharf Suite 300 Boston, Massachusetts 2110 United States Phone: 617-439-688 Fax: 617-439-689 Team: Charles Gifford, Partner Website: www.heritagepartnersinc.com Company Type: Venture Capital Firm

29 Buckingham St. Cambridge, Massachusetts 2138 United States Phone: 617-497-8282 Fax: 617-497-8453 Team: Charles Cherington, Partner Website: www.cherington.com Company Type: Venture Capital Firm

255 State St. 5th Floor Boston, Massachusetts 2109 United States Phone: 617-720-9400 Fax: 617-720-9401 Team: C W Dick, Partner Website: www.ascentvp.com Company Type: Venture Capital Firm

101 Main St. Kendall Square 17th Floor Cambridge, Massachusetts 2142 United States Phone: 617-876-5355 Fax: 617-876-1248 Team: Brian Johnson, Partner Website: www.zerostage.com Company Type: Venture Capital Firm

One Boston Place Suite 3300 Boston, Massachusetts 02108-4401 United States Phone: 617-227-50 Fax: 617-227-6105 Team: Bradley M. Bloom, Partner Website: www.berkshirepartners.com Company Type: Venture Capital Firm

1000 Winter Street Suite 4500 Waltham, Massachusetts 2154 United States Phone: 781-890-2244 Fax: 781-890-2288 Team: Bob Lisbonne, Partner Website: www.matrixpartners.com Company Type: Venture Capital Firm

111 Huntington Avenue Boston, Massachusetts 2199 United States Phone: 617-516-2000 Fax: 617-516-2010 Team: Bear Albright, Partner Website: www.baincap.com Company Type: Venture Capital Firm

124 Arnold Road Newton, Massachusetts 2459 United States Phone: 617-928-300 Fax: 617-964-3391 Team: Baruch Russo, Partner Website: www.cigventures.com Company Type: Venture Capital Firm