Regional Contacts
Gabriel Tschikof
Regional Manager
North America
Gabriel Tschikof
Regional Manager
North America
Gabriel began his career with Schlumberger in 2002, running both open and cased hole wireline services onshore and offshore in UAE, Oman, Yemen, and Thailand. Working in technical positions such as Field Engineer, Operations Support Center Engineer and Wireline Instructor has given him a firm foundation in the understanding of Wireline Operations. Management and sales positions such as Operations Support Center Manager, Field Service Manager, and Sales Engineer have given him the perspective that is needed when working closely with our clients. As the North America Regional Manager, Gabriel works with clients in both onshore and offshore environments to solve problems using Petromac’s unique technology and proven track record.
Bernardo Espinola
Regional Manager
Latin America
Bernardo Espinola
Regional Manager
Latin America
Bernardo started his career in the oil & gas industry with Schlumberger in 2001. After serving time in the field, he held various management roles of increasing responsibility in Latin America and the Middle East. He had the opportunity to lead diverse business functions such as Operations, Maintenance, Quality and Safety, and Resource Planning. He has been with Petromac since 2018, overseeing the tremendous business growth in Latin America.
Galal Eldaw
Regional Manager
Middle East & North Africa
Galal Eldaw
Regional Manager
Middle East & North Africa
Galal has over 15 years of wireline and slickline experience with Schlumberger across Africa, Eastern Asia and the Middle East. After five years in the field, he held various management roles in operations, sales and business development. He is passionate about adding value to customer operations and delivering results and has joined the Petromac Team to continue driving its astounding success in the Middle East.
Jee Kwan Ng
Regional Manager
Asia Pacific
Jee Kwan Ng
Regional Manager
Asia Pacific
Jee Kwan began his career with Schlumberger in 2007 as a Wireline Field Engineer in Norway. He spent 7 years in the field covering both open hole and cased hole operations in Norway, Angola and the UK with specialty in Deepwater High Technology Wireline operations. He further held Technical Coach and operations manager roles in the UK and Malaysia. Passionate about innovative technologies, Jee Kwan looks forward to growing Petromac’s presence in the Asia Pacific region by supporting our clients to extract the many proven benefits of Petromac’s innovative Wireline conveyance systems.
Solomon Kadiri
Regional Manager
Sub-Saharan Africa
Solomon Kadiri
Regional Manager
Sub-Saharan Africa
Solomon started with Schlumberger in 2002, where he spent over 14 years with Wireline, operating in all environments (land, swamp, shallow and deep water) across several countries, including Malaysia, Pakistan, Nigeria, Sierra Leone, Ghana, and other West African countries. He also held several management roles in operations, maintenance, and resource management. He joined Petromac in 2020, driving business growth in Sub-Saharan Africa.
Javier Peyriere
Regional Manager
Europe and CIS
Javier Peyriere
Regional Manager
Europe and CIS
Javier manages Petromac's activities across Europe and the CIS, supporting operators with tailored solutions and regional expertise.
HQ Team
Stephen McCormick
Founder
New Zealand
Stephen McCormick
Founder
New Zealand
Steve brings over 40 years of experience in wireline operations, having started his career with Schlumberger in 1978 in Asia and the Middle East. He held roles as field engineer, log analyst, and location manager before transitioning into petrophysics consulting. In 2011, he founded Petromac to solve persistent wireline challenges. His background in mechanical engineering and petrophysics fuels the innovation behind Petromac’s solutions.
Martin Leonard
General Manager
United Kingdom
Martin Leonard
General Manager
United Kingdom
Martin spent over 20 years with Schlumberger across global assignments, gaining deep technical expertise in wireline logging. As Wireline Cables and Conveyance Product Champion, he focused on traditional conveyance challenges and advanced innovative solutions. Now Petromac’s General Manager, he also serves as the company’s Technical Champion, leading the design of tools and modeling strategies.
Rajesh Thatha
Global Business Development Manager
Italy
Rajesh Thatha
Global Business Development Manager
Italy
Rajesh has over two decades of experience in the wireline industry, having started his career with Schlumberger in 2003. He worked across India, West Africa, Norway, Western Europe, and the Middle East in technical and management roles across operations, sales, and quality. Since joining Petromac in 2017, he has been instrumental in expanding its footprint across the Middle East. With a customer-first mindset and passion for long-term partnerships, Rajesh continues to play a key role in delivering successful outcomes for customers around the world.
Rolando Velasco
Operations Manager
New Zealand
Rolando Velasco
Operations Manager
New Zealand
Rolando brings over 14 years of wireline experience with Schlumberger, having started as a Field Engineer working across South America on both open and cased hole operations. He later managed deepwater projects in Trinidad and Tobago as a Field Service Manager and served as an instructor at Schlumberger’s Middle East Training Centre, delivering courses for both new hires and operator clients. Known for his focus on service quality and process optimization, Rolando now drives operational excellence at Petromac as Operations Manager.
Craig Rothwell
Manager, Legal & IP
New Zealand
Craig Rothwell
Manager, Legal & IP
New Zealand
Craig brings a rare combination of engineering and legal expertise to Petromac. He has 10 years of experience in the steel and subsea oil industries, followed by more than 12 years as a registered patent attorney with New Zealand’s top IP law firms. He now manages Petromac’s global patent portfolio and legal matters, helping the company safeguard and grow its intellectual property.
Bruce Forrest
Field Deployment Specialist
New Zealand
Bruce Forrest
Field Deployment Specialist
New Zealand
With nearly four decades of hands-on experience in Australia and New Zealand, Bruce was Schlumberger’s go-to wireline expert in the region. Known for his sharp eye and uncompromising standards, he now plays a critical role at Petromac, supporting the most demanding deployments with deep operational knowledge.
Michael Bird
Head of Maintenance
New Zealand
Michael Bird
Head of Maintenance
New Zealand
With more than 20 years of engineering experience, Mike joined Petromac in 2021 and quickly became a cornerstone of our operations. Originally supporting equipment build and maintenance, his drive to improve reliability and process efficiency led to his promotion as Head of Maintenance. Mike now leads the team, provides field training, and ensures Petromac’s systems continue to deliver consistent, high-quality performance.



