Phil Mulacek

About Phil Mulacek

Petroleum engineer, entrepreneur and founder of InterOil Corporation.

Phil Mulacek has built a career in the oil and gas industry across exploration, development and corporate leadership. He holds a Bachelor of Science in Petroleum Engineering from Texas Tech University.

Building InterOil

As InterOil’s founder and former chairman and chief executive, Phil helped establish an integrated energy business in Papua New Guinea. InterOil’s 2013 announcement credited his exploration leadership with the Elk–Antelope and Triceratops discoveries.

Company leadership

Empire Petroleum’s 2025 Annual Report, published in 2026, identifies Phil as Chairman of the Board. Earlier company disclosures also document his leadership of Asian Oil & Gas and the founding of PIE Corp.

Explore the company profiles for the background to these connections, or visit Oil & Gas for the exploration story.

Sources & further reading

Empire Petroleum — board biography

InterOil — CEO retirement announcement, April 23, 2013

Empire Petroleum — 2025 Annual Report, published 2026

Petroleum Independent & Exploration — biographical disclosure, May 13, 2016

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