Gregory Flechtker, Sub Project Lead Construction at TenneT TSO GmbH

Gregory Flechtker

Sub Project Lead Construction at TenneT TSO GmbH | Greater Hamburg Area, Germany

Profile last verified July 2026
Renewables & Environment Verified Profile Greater Hamburg Area, Germany University of Duisburg-Essen
Verified

Personal Email

***@flechtker.com

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Phone Number

(**) *** *** 199

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Gregory Flechtker Socials
Gregory Flechtker Work Experience

Sub Project Lead Construction at TenneT TSO GmbH in June 2024 - Present

Head of Construction Services at D.E.S. Offshore GmbH in January 2021 - May 2024

Senior Project Engineer (Subcontractor on behalf of Fichtner GmbH & Co. KG) at D.E.S. Offshore GmbH in October 2019 - May 2024

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Technical Director at D.E.S. Construction GmbH in December 2021 - December 2023

Team Lead Application Engineering Construction Planning at Senvion in November 2018 - September 2019

Contract and Claim Manager at Senvion Deutschland GmbH in February 2015 - October 2018

Global Commodity Manager PM and CAPEX, Supply Chain at Senvion GmbH in February 2014 - January 2015

Team Lead Purchasing Department at ORLEN Deutschland GmbH in December 2011 - January 2014

Head of Office and Purchase at Hempel Bautechnik GmbH in April 2011 - November 2011

Technical Purchaser at Meyer & John GmbH & Co. KG in October 2009 - March 2011

Project Purchaser, Calculator at Blomeyer Straßen- und Tiefbau GmbH in July 2007 - September 2009

Purchaser Turnkey Projects, Construction Manager at Gartenstadt Gerwerbe- und Industriebau GmbH in August 2005 - July 2007

Gregory Flechtker Education

University of Duisburg-Essen, Master's degree

Gregory Flechtker Skills
Construction Management Supply Chain Management Wind Energy Leadership Project Management Team Leadership Renewable Energy Contract Management Claims Management Project Planning Project management Purchase Management Turnkey Projects Petroleum Industry Analytical Skills structured way of working interdisciplinary working method Strong conviction high assertiveness Energy Business Strategy
About Gregory Flechtker’s Current Company
TenneT TSO GmbH

TenneT is a leading European grid operator. We are committed to providing a secure and reliable supply of electricity 24 hours a day, 365 days a year, while helping to drive the energy transition in our pursuit of a brighter energy future – more sustainable, reliable and affordable than ever before. In our role as the first cross-border Transmission System Operator (TSO) we design, build, maintain and operate 24,500 kilometres of high-voltage electricity grid in the Netherlands and large parts of Germany, and facilitate the European energy market through our 16 interconnectors to neighbouring countries. We are one of the largest investors in national and international onshore and offshore electricity grids, with a turnover of EUR 6.4 billion and a total asset value of EUR 32 billion. Every day our 6,600 employees take ownership, show courage and make and maintain connections to ensure that the supply and demand of electricity is balanced for over 42 million people. Lighting the way ahead together

Discover more about TenneT TSO GmbH
Gregory Flechtker’s Colleagues
Hamidreza Arashkia

Hamidreza Arashkia

Hannover, Lower Saxony, Germany

Hochspannungsbeeinflussungsberechnung Ingenieur bei Steffel KKS GmbH

Teilprojektleiter Technische Planung Umspannwerke at TenneT Germany
(September 2024 – Present)

Fabian Lehretz

Fabian Lehretz

Bayreuth, Bavaria, Germany

Head of Asset Management AC

Head of Asset Management AC at TenneT Germany
(May 2025 – Present)

Daniel Wolki

Daniel Wolki

Munich, Bavaria, Germany

Bürgerreferent @TenneT⚡| Politik & Kommunikation 🏛️💬

Bürgerreferent at TenneT TSO GmbH
(July 2024 – Present)

Senior Advisor Media Relations | Pressesprecherin bei TenneT Germany

Pressesprecherin at TenneT TSO GmbH
(June 2023 – Present)

Greta Poschadel

Greta Poschadel

Germany

Future Talents and Partnerships | TenneT

Campus Marketing at TenneT TSO GmbH
(July 2023 – Present)

Mathias Muehlbacher

Mathias Muehlbacher

Bayreuth, Bavaria, Germany

Program Management Support at TenneT TSO GmbH

Lead Technical Engineering at TenneT Germany
(March 2025 – Present)

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Frequently asked questions about Gregory Flechtker

What is Gregory Flechtker email address?

Email Gregory Flechtker at [email protected] and [email protected]. This email is the most updated Gregory Flechtker's email found in 2026.

How to contact Gregory Flechtker?

To contact Gregory Flechtker send an email to [email protected] or [email protected]. (updated on July 2026)

What company does Gregory Flechtker work for?

Gregory Flechtker works for TenneT TSO GmbH.

What is Gregory Flechtker's role at TenneT TSO GmbH?

Gregory Flechtker is Sub Project Lead Construction

What industry does Gregory Flechtker work in?

Gregory Flechtker works in the Renewables & Environment industry.

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