Meet the team
Regional managers across the major oil and gas basins — anchored by an engineering and operations team at headquarters.
Regional managers

Gabriel Tschikof
Regional Manager
North America
Gabriel Tschikof
Regional Manager
Gabriel began his career with Schlumberger in 2002, delivering wireline services across UAE, Oman, Yemen, and Thailand. He advanced through roles as Field Engineer, Support Center Engineer, and Instructor, building a solid foundation in wireline operations. Later management and sales roles broadened his client perspective. As North America Regional Manager, Gabriel helps clients solve challenges with Petromac's technology and proven results.

Bernardo Espinola
Regional Manager
Latin America

Solomon Kadiri
Regional Manager
Sub-Saharan Africa

Galal Eldaw
Regional Manager
Middle East & North Africa

Jee Kwan Ng
Regional Manager
Asia Pacific
Jee Kwan Ng
Regional Manager
Jee Kwan began as a Wireline Engineer in Norway in 2007, later operating in Angola and the UK with a focus on Deepwater High-Tech Wireline. He also held technical coach and operations manager roles. At Petromac, he grows Asia Pacific by delivering the benefits of advanced conveyance systems.

Javier Peyriere
Regional Manager
Europe & CIS
Javier Peyriere
Regional Manager
Javier leads Petromac's business across Europe and the CIS, working with operators and wireline companies on conveyance, centralisation, and data-quality challenges. He brings extensive regional wireline experience, and helps clients plan and deliver logging programmes in demanding wellbore conditions.
Global HQ team

Stephen McCormick
Founder
New Zealand
Stephen McCormick
Founder
Steve brings over 40 years of wireline experience, starting with Schlumberger in 1978. After roles as field engineer, log analyst, and consultant, he founded Petromac in 2011 to tackle persistent wireline challenges. His engineering and petrophysics background drives the innovation behind Petromac’s solutions.

Martin Leonard
General Manager
United Kingdom

Rajesh Thatha
Global Business Development Director
Italy
Rajesh Thatha
Global Business Development Director
Rajesh began his career with Schlumberger in 2003, holding roles across India, West Africa, Norway, and the Middle East in operations, sales, and quality. Since joining Petromac in 2017, he has expanded its global reach with a focus on long-term client partnerships.

Rolando Velasco
Head of Operations
New Zealand

Bruce Forrest
Field Deployment Specialist
New Zealand


