Matador promotes Macalik to succeed Lambert as CFO

Matador Resources Co., Dallas, has promoted Robert T. Macalik to executive vice-president and chief financial officer, succeeding William D. Lambert, who ceased serving as chief financial officer on Sept. 24, 2025.

Macalik will continue to serve as the chief financial officer of San Mateo Midstream LLC, Matador’s midstream joint venture.

Macalik joined Matador in July 2015 as vice-president and chief accounting officer and most recently served as the company’s executive vice-president – administration and finance.

Prior to joining Matador, Macalik worked at Pioneer Natural Resources Co. as corporate controller and, previously, as director of technical accounting and financial reporting.