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Graph up WTI Crude •10 mins 110.9 +0.59 +0.53%
Graph up Brent Crude •11 mins 114.5 +0.46 +0.40%
Graph up Natural Gas •41 mins 9.050 +0.079 +0.88%
Graph up Heating Oil •1 hour 3.877 +0.011 +0.27%
Graph up Gasoline •22 mins 3.847 +0.015 +0.39%
Graph up Louisiana Light •2 days 112.9 +2.23 +2.02%
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Chart Louisiana Light • 2 days 112.9 +2.23 +2.02%
Chart Bonny Light • 24 hours 117.9 -0.15 -0.13%
Chart Opec Basket • 2 days 115.0 -0.99 -0.85%
Chart Mars US • 7 hours 106.5 +0.36 +0.34%
Chart Gasoline • 22 mins 3.847 +0.015 +0.39%

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Graph up Marine •24 hours 109.1 +1.35 +1.25%
Graph up Murban •24 hours 111.6 +1.11 +1.00%
Graph down Iran Heavy •24 hours 108.7 -0.21 -0.19%
Graph down Basra Light •177 days 71.69 -3.60 -4.78%
Graph down Saharan Blend •24 hours 117.7 -0.04 -0.03%
Graph down Bonny Light •24 hours 117.9 -0.15 -0.13%
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Chart Bonny Light • 24 hours 117.9 -0.15 -0.13%
Chart Girassol • 24 hours 113.5 -0.20 -0.18%
Chart Opec Basket • 2 days 115.0 -0.99 -0.85%

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Graph down Canadian Crude Index •2 days 90.04 -1.09 -1.20%
Graph down Western Canadian Select •23 hours 95.67 -0.52 -0.54%
Graph down Canadian Condensate •23 hours 111.9 -0.52 -0.46%
Graph down Premium Synthetic •23 hours 110.2 -0.52 -0.47%
Graph down Sweet Crude •23 hours 108.1 -0.52 -0.48%
Graph down Peace Sour •23 hours 105.2 -0.52 -0.49%
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Chart Peace Sour • 23 hours 105.2 -0.52 -0.49%
Chart Light Sour Blend • 23 hours 107.3 -0.52 -0.48%
Chart Syncrude Sweet Premium • 23 hours 110.9 -0.52 -0.47%
Chart Central Alberta • 23 hours 105.5 -0.52 -0.49%

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Graph up Louisiana Light •2 days 112.9 +2.23 +2.02%
Graph down Domestic Swt. @ Cushing •2 days 106.3 -0.50 -0.47%
Graph down Giddings •2 days 100.0 -0.50 -0.50%
Graph up ANS West Coast •3 days 115.9 +0.26 +0.22%
Graph down West Texas Sour •2 days 103.7 -0.52 -0.50%
Graph down Eagle Ford •2 days 107.7 -0.52 -0.48%
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Chart Eagle Ford • 2 days 107.7 -0.52 -0.48%
Chart Oklahoma Sweet • 2 days 106.3 -0.50 -0.47%
Chart Kansas Common • 2 days 100.0 -0.50 -0.50%
Chart Buena Vista • 3 days 113.8 +1.20 +1.07%

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All Charts
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  3. Joanna Martin Ziegenfuss
Joanna Martin Ziegenfuss

Berkeley Research Group

Contributor since: 12 Sep 2016

Joanna Martin Ziegenfuss

Joanna Martin Ziegenfuss, an associate director with the Berkeley Research Group, in Washington, DC, is an international expert in small scale LNG with over 12 years of experience in the oil and gas industry. She has advised oil majors, project developers, private equity firms and financial institutions targeting emerging market opportunities to develop feasibility studies, business strategies and project due diligences. She has broad industry experience in oil and gas upstream and downstream developments which is underpinned by a robust environmental background gained in her earlier career as an environmental specialist and advisor to international oil companies.

Latest articles from Joanna

  • Big Break Through For Small Scale LNG

    Published 13 September 2016 | viewed 27,829 times

    With the price differential between oil and LNG sending mixed signals to the market, is the time right to look at Small Scale LNG (SSLNG)?…

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