Lars Mangal

Lars Mangal
Executive Advisor

20 years Schlumberger, 5 years Welltec

Mr Mangal is a senior professional with international executive experience in the oil and gas industry. Lars has recently founded TOTALTEC Oilfield Services, where he serves as a Company Director and Chairman. In addition, Mr Mangal is currently an independent Advisor for a private venture in Denmark and a major international investment broker in oil & gas.

Mr Mangal also serves as an Advisor on the advisory board of WINS, an oilfield service technology development company based in Trondheim, Norway. Additionally, Mr Mangal, serves on the advisory board of PETROGO.ORG, as an Executive Advisor. Mr Mangal is also a Company Director for TOTAL-BASE Services. Prior to that he was Chief Commercial Officer and Senior Vice President for Welltec UK, Europe, Russia and CIS from October 2010 to August 2015. Welltec is a leading provider of robotic & completion solutions for oil and gas wells. Before this, Mr Mangal worked for 20 years at Schlumberger, a provider of technology for reservoir characterization, drilling, production, and processing to the oil and gas industry.

Prior to leaving Schlumberger, Mr Mangal was Global Vice President of Stimulation Services (2009-2010), responsible for managing the global business and technology development for Stimulation/Hydraulic Fracturing Services & Acidizing Services. Key areas of focus included unconventional gas reservoir development (Shale; Tight Gas) and international expansion of Stimulation services. Other roles Mr Mangal held at Schlumberger have included Business and General Manager of Subsea Surveillance (2007-2009), Marketing Manager of Subsea (2006-2007) and Vice President of the Asia-Pacific Region for Completions Services (2005-2006).

Previous positions:

  • Chairman, TOTALTEC Oilfield Services, UK
  • CCO & Senior Vice President ERC, Welltec, DK
  • Vice President Global Stimulation Services Schlumberger, Houston
  • General Manager Subsea Surveillance Schlumberger, Paris
  • Marketing Director Subsea Schlumberger, Paris
  • Vice President Completions Asia-Pacific Schlumberger, KL
  • Managing Director Completions/Testing/Artificial Lift Schlumberger, Nigeria
  • Marketing Director Europe/Africa/Russia Schlumberger, Paris
  • Operations Director US Lower 48 Schlumberger, Houston


Cell UK: +44 748 416 80 68
Cell US: +1 281 515 6103