Verantwoorde energie voor de toekomst

Door organische reststromen te converteren naar nuttige en hoogwaardige toepassingen bieden we, als ontwikkelaar, investeerder en exploitant van duurzame energiecentrales, mogelijkheden om als maatschappij steeds minder afhankelijk te zijn van fossiele brandstoffen en zetten we ons in om schonere energie te produceren. 

Primco heeft centrales in onder meer Lelystad, Duiven en Ellesmere Port (Verenigd Koninkrijk).

Rene Buwalda


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Rene Buwalda is a CEO with a broad technical background. His career started over 25 years ago in the power generation sector. Rene worked in senior positions in engineering and production facilities and later as a senior project manager and project director in several complex international organic waste stream projects. Rene is a natural leader in multidisciplinary teams and he uses his strategic thinking to engage with partners to realize successful and ambitious projects.

Oscar Grijsen

Manager Finance & Control

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Oscar Grijsen is a seasoned finance manager and entrepreneur. He has held positions in various multi national companies and started and grew his own accounting firm. On behalf of the shareholder Momentun Capital he acts the last years as participating CFO in some of their participations. In this capacity he co-developed Seaborough and Primco from start-up to scale-up.

Marco Wiersma

Head of Operations & Maintenance


Marco Wiersma has made his mark in O&M by performing various turnarounds in plants over the years. His career started 24 years ago in installation technology. He is no stranger to project management in solar & organic waste streams, with his last project in 2020 being a 17MW solar park.

Jochen Görtzen

Project Development


Jochen Görtzen graduated as a process engineer. He has 25 years of vast experience in thermal process and energy conversion. He developed, introduced and managed construction of new technologies for alternative fuels utilization, fuel management and emission control, supporting the industry in its energy transition.

Jochen supports the group with his broad technical and management experience for business development and asset operation. With his performance driven attitude and personal approach he contributes to valorization of built and new assets. He is always on the look out for new applications and opportunities to strengthen and expand the group’s asset portfolio.

Peter Jansen

Project Development

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Peter Jansen is a qualified engineer with over 30 years of management experience in energy conversion. Starting off as a project manager of conventional energy production, he already changed his focus in the early years of the energy transition to sustainable energy and in particular to bioenergy.

Peter brings in a vast experience in project and business development. With an inspiring attitude combined with a large network and a keen eye for stakeholder interests, he is adept at converting new opportunities in valuable investments and acquisitions in the bioenergy and circular economy sector.