Our team

We pride ourselves in having built a strong and diverse team of experienced and  knowledgeable experts. We continue to build our team as we are expanding our services and we spread globally.

We operate in a transparent and ethical way and hold ourselves tot the highest standards of integrity. We focus on serving our clients to the best of our ability.


Ivo Nijhuis
Ivo Nijhuis

Wells Director

Ivo is an engineering major, ex-Shell, with international experience. He is one of the founders of WellSpec and enjoys expanding and leading the WellSpec team.

Jeroen Bergevoet
Jeroen Bergevoet

Operations Director

Jeroen has a background in maintenance engineering, rig inspections, project support and general management. He is convinced that our abilities reach far beyond what we believe we are capable of.

Steve Nas
Steve Nas

Regional Wells Manager Asia-Pacific

Steve is a drilling engineer, with a master’s degree in drilling engineering and over 40 years of international oilfield experience with operators, drilling contractors and service providers.

Henry Pinkstone
Henry Pinkstone

Principal Well Engineer & MPD Specialist

Henry is a drilling engineer specializing in managed pressure and underbalanced drilling, with 26 years of international oilfield experience, including multiple ultra deepwater projects.

Jan Brakel
Jan Brakel

Technology and Innovation Manager

Jan is bringing a career in Well Engineering and Technology Development & Deployment, all with a major Integrated Oil & Gas Company, to the WellSpec and ModuResources teams and their respective customers.

Berd-Jan (BJ) Staal
Berd-Jan (BJ) Staal

Wells Project Manager

It’s all in the name. BJ is a strong engineering professional and brings a wealth of wells and project engineering expertise to the team.

Gert Lammers
Gert Lammers

Principal Well Engineer

Gert is an all-round, highly experienced well engineering professional with deep knowledge applicable to well design, well construction, workover and well abandonment. Gert works on a variety of well engineering projects, including independent well examination.

Frans Tettero
Frans Tettero

Principal Well Engineer

Frans is principal well engineer for WellSpec and joined us after an international career with Shell in a variety of well engineering and drilling operations globally.

Hans Van Dijk
Hans Van Dijk

Senior Completions Engineer

Hans brings to the team rich expertise in well completions and stimulations. His input is invaluable in completion designs and material selection for geothermal, salt and oil and gas projects.

Bert Camphens
Bert Camphens

Senior Well Engineer

As team member of the first hour (almost), Bert has been working on a variety of projects, varying from training, inspections and well design and operational program development and support.

Prem Ananthan Sridharan
Prem Ananthan Sridharan

Senior Well Engineer

Prem is a senior drilling engineer with diversified drilling and well engineering, well planning and well construction experience.

Scott McMillan
Scott McMillan

MPD Specialist

Scott is a drilling engineer specializing in Managed Pressure Drilling and Underbalanced Drilling technologies, with extensive international experience working for both Oil & Gas Operators and Service companies in lead operational and technical roles.

Ken Muir
Ken Muir

Principal Well Engineer & MPD Specialist

Ken has recently joined WellSpec and brings a wealth of well engineering, project management and managed pressure drilling knowledge and experience to the team.

Bas Hengeveld
Bas Hengeveld

Senior Drilling Engineer

Bas is an experienced well engineer with a strong passion for competence development through training delivery. Bas has gained rich experience in well engineering and operational supervision projects word-wide

Bert Kok
Bert Kok

Senior Drilling Supervisor

Bert is an experienced and all-round drilling supervisor, having been exposed to complex well operations both on- and offshore internationally.

Savitri Wulandari
Savitri Wulandari

Senior Drilling Engineer

Savitri is a drilling engineer with a passion for perfomance optimalization and analysis. As an ex- Schlumberger with 14 yeas of experience in Indonesia and Oman she has a solid technical background in Oil & Gas

Martin Meinster
Martin Meinster

Well Intervention Specialist

Martin is an accredited IWCF well intervention instructor and brings a wealth of well intervention expertise to the WellSpec team.

Richard Beijaard
Richard Beijaard

Drilling and Workover Supervisor

Richard is a skilled drilling professional with many years of operational experience in drilling, workover and abandonment of wells.

Roelant Van Eijk
Roelant Van Eijk

Senior Drilling Engineer

Roelant is an all-round technical drilling professional with international experience onshore, floaters/ships, deepwater vessels, platform single string and fully supported rigs.