Sandra Sparenberg is Head of Corporate & Marketing Communications at Haltermann Carless Group GmbH and is responsible for the company's strategic communications, including press relations and sales communications. One focus of her work is the development of online communications and Inbound Marketing. T +49 69 695 386 117 E-mail SSparenberg@h-c-s-group.com
Blog Post by Author: Sandra Sparenberg
Author: Sandra SparenbergNov 1, 2019 2 min read
Electrical Oil Services celebrates 20th anniversary
Electrical Oil Services (EOS) is celebrating its 20th anniversary. EOS your one-stop supplier for transformer oil and maintenance services. Click for more.
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Author: Sandra SparenbergJan 17, 2019 8 min read
Circular economy: Stop wasting valuable transformer insulating oil
EOS transformer service offerings are available all over Europe and help meet circular economy requirements. Click to read the Transformer 01/2019 article.
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Author: Sandra SparenbergNov 28, 2018 2 min read
HCS Group acquires Trafolube
HCS Group strengthens its EOS transformer oil service business with the acquisition of Trafolube GmbH, thus taking another step in continuing its business expansion in Continental Europe.
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Author: Sandra SparenbergAug 15, 2018 2 min read
HCS Group takes over transformer technology division and strengthens insulating oil services business
HCS Group acquires the transformer technology division of EES Jürgen Scholz GmbH and establishes Electrical Oil Services GmbH, thus strengthening its expanding German and European EOS insulating oil services business.
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Author: Sandra SparenbergApr 20, 2018 9 min read
EOS “Closed-Loop”-Model for Transformer Oil Regeneration
EOS oil regeneration for transformer life extension; simple and cost-efficient way to extend transformer service life by regular checking the insulating oil quality and system and taking the appropriate steps. Contact EOS today to take care of your ...
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Author: Sandra SparenbergJan 24, 2018 1 min read
When it comes to transformer oil regeneration EOS can lead the way
Building on six years of experience working closely with UK Distribution Network Operators, EOS has developed safe systems of work to mitigate risks associated with the treatment of live transformers. Transformer oil regeneration, used as part of a ...
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Author: Sandra SparenbergOct 24, 2017 7 min read
Tata Steel uses EOS oil regeneration process to extend transformer life
Tata Steel uses EOS oil regeneration process to extend transformer life. More information and details of the benefits in the Transformer Magazine article.
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Author: Sandra SparenbergAug 24, 2016 2 min read
EOS plays a vital role in ground-breaking project in London
Whilst traditional mineral insulating oil to IEC60296:2012 remains the mainstay for filling large power transformers in the UK and Europe there are other options for consideration in specific environmental situations. Over the past 5 years National ...
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Author: Sandra SparenbergJul 8, 2016 1 min read
EOS helps keep green energy flowing from Scotland
With the massive increase in wind generation over recent years getting this new “green energy” to where it is needed has produced many technical and environmental challenges. With an understandable reluctance to build more steel towers to carry the ...
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