Demand Estimation Sub-Committee


Meeting Location:  Solihull 


Chair:         Helen Cuin

Secretary:  Karen Visgarda / Helen Bennett


Correspondence relating to this Sub-committee can be sent to:

Telephone enquiries:  0121 288 2107


Note on Xoserve Demand Estimation FAQs:

The Xoserve Demand Estimation team has collated a set of Frequently Asked Questions, including information on where to find ALPs, DAFs, PLFs and similar attributes (those particular parameters are available to Shippers and Transporters via a secure website and the FAQ includes a link to gain a log-on, for those who don’t already have it).
The FAQs can be found under the Demand Estimation pages on the Xoserve website via the following link:



Sub-committee Members:


User Members

Fiona Speak (RWE npower)

Jason Blackmore (British Gas)

Sallyann Blackett (E.ON)

Tony Davey (SSE)

Xiaolin Chen (EDF Energy)


User Alternates 

Anupa Purewal (E.ON Alternate)

Andy Smith (British Gas Alternate)


Transporter Members

Chris Warner (Cadent Gas)

Hilary Chapman (Scotia Gas Networks)

Joanna Ferguson (Northern Gas Networks)

Phil Clough (National Grid NTS)

Robert Wigginton (Wales & West Utilities)


Transporter Alternates

Dean Pearson (Northern Gas Networks)

Neil Rowley  (National Grid NTS)

Richard Pomroy (Wales & West Utilities)

Xoserve (appointed as an Alternate to represent Cadent Gas, National Grid NTS, and Scotia Gas Networks)







20 March 2017 DESC Terms of Reference (effective from 01 April 2017)45.83 KB
20 March 2017 DESC Technical Workgroup Terms of Reference (effective from 01 April 2017)60.63 KB
28 September 2016 File Format (Third Party NDM Sample Data) v4.0 (provided by Xoserve)184.27 KB

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