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.
Martin Leonard
Regional Manager
Europe and Africa
Martin Leonard
Regional Manager
Europe and Africa
Martin spent more than 20 years with Schlumberger in a variety of positions around the globe, gaining deep technical experience in all aspects of wireline logging. He served as Schlumberger’s Wireline Cables and Conveyance Product Champion, allowing him to focus on inherent issues with traditional wireline conveyance and develop unique solutions. His expertise and drive allowed for a natural transition into his role as Petromac’s Europe and Africa Regional Manager. He is also the de facto Technical Champion within Petromac, developing numerous tools and strategies for modeling and deployment scenarios.
Rajesh Thatha
Regional Manager
Middle East & India
Rajesh Thatha
Regional Manager
Middle East & India
Rajesh has over 15 years of wireline experience, gained with Schlumberger across India, West Africa, Norway, Western Europe, and the Middle East. After seven years in the field, he held various management roles in operations, sales and quality. He is passionate about customer success and has been delivering outstanding results for Petromac clients in the Middle East since 2017.
Regis Vincent
Regional Manager
Asia Pacific
Regis Vincent
Regional Manager
Asia Pacific
Regis is a multidisciplinary mechanical engineer with specialization in energy sciences. He has been active in the Oil & Gas Industry for the last 30 years, mainly with Schlumberger, small operators, and pioneering service companies in Asia and the Middle East. He has broad technical experience in formation evaluation processes, log analysis, and reservoir engineering. After gaining field experience, he led Schlumberger operations, sales, and technical support teams for over 20 years. Passionate about innovative technologies, Regis is now very proud to promote the amazing Petromac equipment in the Asia-Pacific region.
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.
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.
New Zealand HQ Team
Stephen McCormick
Managing Director
New Zealand
Stephen McCormick
Managing Director
New Zealand
Steve has more than 40 years of experience with wireline operations, having begun his career with Schlumberger in 1978. He held various positions with Schlumberger, from field engineer to log analyst and location manager in Asia and the Middle East. After spending the bulk of his career as a consultant petrophysicist, Stephen launched Petromac in 2011 to address obstacles encountered by wireline operations all around the world. His qualification as a mechanical engineer, experience as a wireline engineer, and expertise as a petrophysicist allow him a unique ability to design and deploy truly innovative equipment to overcome wireline deployment and data quality issues. His passion for results translates into enhanced outcomes for operators and service companies alike.
Rolando Velasco
Operations Manager
New Zealand
Rolando Velasco
Operations Manager
New Zealand
Rolando spent 14 years with Schlumberger in a range of positions. Began his career as Field Engineer working in different countries across South America running both open and cased hole wireline services, Served as Field Service Manager for Deep Water offshore in Trinidad and Tobago, later became an instructor in Schlumberger’s Middle East Training Centre teaching Open hole and Cased hole services to new hires and Wireline operations in courses for Oil Operators’ companies. Rolando always had a particular focus on process optimization and service quality improvement throughout his career and this drive continues on his position as Petromac’s Operations Manager.
Bruce Forrest
Field Deployment Specialist
New Zealand
Bruce Forrest
Field Deployment Specialist
New Zealand
Bruce has been Schlumberger’s go-to guy for all things wireline in Australia and New Zealand for almost 40 years. His dedication to operational success and attention to detail is unparalleled. Bruce brings a wealth of knowledge to Petromac and continues to support field operations for critical deployments.