CORPORATE OFFICE

Frontier Development, Inc.3

4896 FM 2314

Hallettsville, TX 77964

E-Mail: Info@frontierdevelopmentinc.com

Phone: 361.798.9332

Fax: 361.798.9029

Delaware Basin

Frontier Development, Inc.

2400 Ave O

Eunice, NM 88231

E-Mail: Info@frontierdevelopmentinc.com

Phone: 575.394.1490

Permian Basin

Frontier Development, Inc.

2705 US-87

Big Spring, TX 79720

E-Mail: Info@frontierdevelopmentinc.com

Phone: 575.394.1490