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

Don Ott

Matrix - Tulsa Office

Tulsa, OK

Phone: (918) 299-1468

Cell: (918) 527-2113

Fax: (918) 299-1468

Email: dott@matrixcontrolscorp.com

Guy E. Parker

Matrix - Houston Office

Houston, TX

Phone: (713) 464-1034

Cell: 832) 279-4695

Fax: (713) 464-1034

Email: gparker@matrixcontrolscorp.com