Norman E Phillips

Matrix Controls Corp.

P. O. Box 202048

Austin, TX 78720-2048

Phone: (512) 996-9923

Cell: (512) 415-8094

Fax: (512) 996-9002

Email: nphillips@matrixcontrolscorp.com

Pat Keegan

Matrix - Tulsa Office

Tulsa, OK

Cell: (918) 691-7489

Email: pkeegan@matrixcontrolscorp.com

Guy E. Parker

Matrix - Houston Office

Houston, TX

Cell: (832) 279-4695

Email: gparker@matrixcontrolscorp.com