The top ten influencers in Power Generation.

GlobalData researchers have found the top ten influencers in Power Generation, based on their performance online in the last 90 days.

Arik Ring (@arikring)

Arik Ring is an Israeli consultant on power generation and energy solutions. As a self-employed consultant, Ring has had a varied career that includes lecturing in solar power at Matrix GreenTech College between 2011-2013 and as a senior project manager in the energy department at Siemens from 2006-2009.

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Ring studied for an MSc in Industrial Engineering and Business Management at Ben Gurion University, graduating in 2000.

  • Twitter followers: 79.2K
  • GlobalData influencer score: 100

Lauri Kinnunen (@energyenvivo)

Energy expert Lauri Kinnunen has had an extensive career in the power sector. Starting his career as a researcher and laboratory assistant for Finnish technology company Valmet in 1969, Kinnunen has also worked as a scientific attaché in Los Angeles from 1976 to 1979 and as a freelance writer and editor for a variety of publications since then.

  • Twitter followers: 45.1K
  • GlobalData influencer score: 95

Mike Hudema (@MikeHudema)

Mike Hudema is a Greenpeace activist from Edmonton, Canada. He has worked for Greenpeace since August 2007, and has a particular focus on halting the tar sands project in Alberta.

Before working at Greenpeace, Hudema was a climate organiser for Global Exchange and studied at the University of Alberta between 1996 and 2004.

  • Twitter followers: 92.3K
  • GlobalData influencer score: 95

Jesse Jenkins (@JesseJenkins)

Jesse Jenkins is a postdoctoral environmental fellow at the Harvard Kennedy School, where he is currently working on electricity market design challenges in zero carbon electricity systems. Previously he has worked as an independent consultant and lecturer and teaching assistant at the Massachusetts Institute of Technology, where he earned his PhD in 2018.

  • Twitter followers: 21.6K
  • GlobalData influencer score: 82

Thomas Hillig (@THEnergyNet)

Thomas Hillig is the managing director of THEnergy, a corporate consultancy group based in Munich, Germany that focuses on microgrids, offgrid and mini-grid renewable energy for commercial and industrial groups. Hillig has also worked for groups like Alstom from 2005-2008 and Innotech Solar from 2009-2014.

  • Twitter followers: 35k
  • GlobalData influencer score: 82

Tor Valenza (@SolarFred)

Tor Valenza describes himself as a ‘solar marketing idiot savant and evangelist’. He is the founder of UnThink Solar, a marketing company that develops the content marketing, PR and websites for solar and energy storages companies.

Valenza has also been a marketing consultant for groups such as REC Solar, SunPower and Panasonic USA.

  • Twitter followers: 16.5K
  • GlobalData influencer score: 79

Carl Siegrist (@CarlSiegrist)

Carl Siegrist is a renewable energy strategist based in the US. He is currently on the board of directors for the Interstate Renewable Energy Council in New York. Siegrist has previously been a board member for groups such as RENEW Wisconsin and the Smart Electric Power Alliance, and also worked at Oak Ridge National Laboratory from 1977-78.

  • Twitter followers: 9.6K
  • GlobalData influencer score: 79

Mark Jacobson (@mzjacobson)

Mark Jacobson is a professor of civil and environmental engineering at Stanford University since 1994. He is the author of books such as Fundamentals of Atmospheric Modelling (1999) and soon to be released 100% Clean, Renewable Energy and Storage for Everything, along with 160 academic journal articles.

Jacobson has also testified in Congress four times and was the recipient of the Global Green Policy Design Award in 2013.

  • Twitter followers: 19K
  • GlobalData influencer score: 73

Ken Oatman (@KenOatman)

Ken Oatman is the director of sales for Seraphim Energy Group, a solar energy company based in California and the US subsidiary of Jiangsu Seraphim Solar System Company in China.

Oatman has worked in the solar industry for over a decade at companies such as Vikram Solar US and ET Solar, having moved over from the publishing industry in 2008.

  • Twitter followers: 21.1K
  • GlobalData influencer score: 72

Christine Milne (@ChristineMilne)

Christine Milne is the former leader of the Australian Greens Party, having led the party from 2012-2015. Milne resigned as leader and retired as a Senator for Tasmania in 2015 and is now a Global Greens Ambassador.

Milne has been internationally recognised for her work in the environmental movement. She served on the Global Council of the International Union for the Conservation of Nature from 2000-2008 and was appointed to the UN’s Environment Programme’s Global 500 Roll of Honour in 1990.

  • Twitter followers: 84K
  • GlobalData influencer score: 64