About Us

About Us

Engineering - Procurement - Construction - Commission

A Full Service EPCM Contractor 


McDonnell is a premier full service Enginnering & Project Support company for the Oil & Gas and other sectors poviding the highest standards of health, safety, security and environmentally-friendly products and services that derives economic and human progress.

We have a strong history of engineering competence in over three decades of works in the heavy construction and natural resources sectors.  More recently, we have experienced rapid growth in response to emerging trends in the Oil & Gas sector, building from our beginnings as a Civil Engineering Constructor to a world-class Engineering, Procurement and Construction Management (EPCM) outfit, with a global competitive edge, 


We take great pride in contributing to the communities where we live and work. We also care about the environment and are proud of the many ways in which our employees work to safeguard it. Its our passion to consistently strive to create a safe work environment for our people and to ensure the best working conditions for them. Accountability, integrity Quality and Excellence are all core values that drive our success.

Our Projects

Full EPCM solutions for the Oil & Gas and other industrial sectors