Related Attorneys
![Mark Banner](https://www.hallestill.com/index.php/uploads/Square-h-e0626-Mark-Banner_1476890449.jpg)
Mark Banner
Shareholder & Director
T 918-594-0432
mbanner@hallestill.com
![Mark K. Blongewicz](https://www.hallestill.com/index.php/uploads/mark-blongowitz-sm_1712938522.jpg)
Mark K. Blongewicz
Of Counsel
T 918-594-0451
mblongewicz@hallestill.com
![J. Kevin Hayes](https://www.hallestill.com/index.php/uploads/Square-h-e0407-Kevin-Hayes_1476889648.jpg)
J. Kevin Hayes
Of Counsel
T 918-594-0460
khayes@hallestill.com
![William W. O'Connor](https://www.hallestill.com/index.php/uploads/3954-William-Bill-OConnor-sq-LR_1512508793.jpg)
William W. O'Connor
Shareholder & Director
T 918-594-0588
boconnor@hallestill.com
![Michael, Mike E. Smith, Energy Law, Natural Resources Law, Oil & Gas Law attorney, Oklahoma City, Chambers USA, Super Lawyers, Hall Estill](https://www.hallestill.com/index.php/uploads/Mike-E-Smith-sq-LR_1490806625.jpg)
Michael E. Smith
Of Counsel
T 405-553-2821
mesmith@hallestill.com
![Steven W. Soulé](https://www.hallestill.com/index.php/uploads/Steve-Soule-sq-LR_1621529267.jpg)
Steven W. Soulé
Shareholder & Executive Committee
T 918-594-0466
ssoule@hallestill.com
![Elaine Turner, Best Lawyer Employment Law, Oklahoma](https://www.hallestill.com/index.php/uploads/elaine-turner-sm_1692727116.jpg)
Elaine R. Turner
Shareholder & Director
T 405-553-2804
eturner@hallestill.com
![D. K. Williams Jr.](https://www.hallestill.com/index.php/uploads/Ken-Williams-sm_1683208915.jpg)
D. K. Williams Jr.
Shareholder & Director
T 918-594-0519
kwilliams@hallestill.com