BanChem Financial Services Inc.

One Omni Plaza 409 North Loop 336 Suite 5 Conroe, Texas 77301 United States Phone: 936-788-8282 Fax: 936-788-8289 Team: John W. Adams, Partner Company Type: Venture Capital Firm

Arkoma Venture Partners

5950 Berkshire Lane Suite 1400 Dallas, Texas 75225 United States Phone: 214-739-3515 Fax: 214-739-3572 Team: Joel Fontenot, Partner Website: www.arkomavp.com Company Type: Venture Capital Firm

Private Equity Partners Inc.

301 Commerce St. Suite 1300 Fort Worth, Texas 76102 United States Phone: 817-332-1600 Fax: 817-336-7523 Team: Jeffrey R. Alexander, Partner Website: www.pepartners.net Company Type: Venture Capital Firm

i2b Ventures

200 Crescent Court Suite 600 Dallas, Texas 75201 United States Phone: 214-661-7600 Fax: 214-661-7606 Team: Jeff Smith, Partner Website: www.i2b.com Company Type: Venture Capital Firm

Wingate Partners

750 N. St. Paul St. Suite 1200 Dallas, Texas 75201 United States Phone: 214-720-1313 Fax: 214-871-8799 Team: Jay I. Applebaum, Partner Website: www.wingatepartners.com Company Type: Venture Capital Firm

Stone Capital

8150 N. Central Expressway Suite 1901 Dallas, Texas 75206 United States Phone: 214-365-1905 Fax: 214-365-6910 Team: James M. Fail, Partner Website: www.stonecapital.com Company Type: Venture Capital Firm

Hoak Capital Corp.

13355 Noel Road Suite 1050 Dallas, Texas 75240 United States Phone: 214-960-4848 Fax: 972-960-4899 Team: James M. Hoak, Partner Website: www.hoak.net Company Type: Venture Capital Firm

Energy Spectrum Capital LP

5956 Sherry Lane Suite 900 Dallas, Texas 75225 United States Phone: 214-987-6112 Fax: 214-987-6110 Team: James P. Benson, Partner Website: www.energyspectrum.com Company Type: Venture Capital Firm

Intelliun Corporation

555 Republic Drive Suite 109 Plano, Texas 75074 United States Phone: 972-633-8555 Fax: 972-633-8598 Team: Iyad Jabri, Partner Website: www.intelliun.com Company Type: Venture Capital Firm

North Texas Opportunity Fund

3625 N. Hall St. Suite 610 Dallas, Texas 75219 United States Phone: 214-528-6863 Fax: 214-528-7023 Team: Gregory A. Campbell, Partner Website: www.ntofund.com Company Type: Venture Capital Firm

G.A. Herrera & Co. LLC

1502 Augusta Suite 260 Houston, Texas 77057 United States Phone: 713-978-6590 Fax: 713-978-6599 Team: Gilbert A. Herrera, Partner Website: www.herrera-co.com Company Type: Venture Capital Firm

Southern Union Company

504 Lavaca Suite 800 Austin, Texas 78701 United States Phone: 512-477-5852 Fax: 512-370-8380 Team: George L. Lindemann, Partner Website: www.southernunionco.com Company Type: Venture Capital Firm

CapStreet Group LLC, The

600 Travis Suite 6110 Houston, Texas 77002 United States Phone: 713-332-2700 Fax: 713-332-2701 Team: George B. Kelly, Partner Website: www.capstreetgroup.com Company Type: Venture Capital Firm

Summit Global Partners, Inc.

500 North Akard Suite 2500 Dallas, Texas 75201 United States Phone: 214-740-2750 Fax: 214-740-2752 Team: Gary R. Griffith, Partner Website: www.sgp.net Company Type: Venture Capital Firm

Independent Capital Management

1700 Pacific Avenue Suite 2740 Dallas, Texas 75201 United States Phone: 214-765-1350 Fax: 214-765-1360 Team: Floyd W. Collins, Partner Website: www.ibcfund.com Company Type: Venture Capital Firm

Independent Bankers Capital Fund, L.P.

1700 Pacific Avenue Suite 2740 Dallas, Texas 75201 United States Phone: 214-765-1350 Fax: 214-765-1360 Team: Floyd W. Collins, Partner Website: www.independentbankerscap.com Company Type: Venture Capital Firm