Australia wide (select international)

Private and Legal Aid

Complex matters

Discrete issues

XXN guidance

Expert reports

Oral Evidence

preliminary review

Preliminary review :

A preliminary review within the DNA casefile will avail you of the probative value beneath inference and without speculation. Most matters require 2 to 4 hours of our expert and will canvas:

Sampling - Extraction - Likelihood Ratio - DNA quantity - Number of contributors - Profile complexity - Profile quality - DNA transfer - Ethnicity Database - STRmix.

Helen Roebuck - Principal Forensic Scientist
helen@roebuckforensics.com.au
0493 726 760

GPO 390 Sydney NSW 2001
02 8089 0226

Questions welcome

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We will guide you to form a robust evaluation of the forensic evidence and it's probative value. - DNA - Bloodstain pattern - Biological Fluids .

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Helen Roebuck DNA expert giving evidence

‘Her professionalism, dedication and expert knowledge were instrumental in the presentation of the defence case’.

Gabriel Chipkin Barrister

‘Very professional, organised, and most importantly a very impressive witness. I would not hesitate to refer her for any DNA related matters’.

Jane Murray Solicitor

'Her evidence in Court was instrumental in establishing the deficiencies in the Crown's DNA case, and in obtaining a great outcome for our client’.

Simon Kenny Barrister

‘Her work in unpicking and explaining the intricacies of STRmix including who was and was not a contributor to a complex DNA profile was amazing’.

Gilbert Aitken Barrister

‘Helen’s comprehensive report resulted in the prosecution determining not to adduce the DNA evidence’.

Andrew Culshaw Barrister

‘Helen's report was the " final piece of the puzzle " and without it we would not have been able to prove our case’.

Michael Lee Lawyer

‘The first person I called was Helen to thank her for preparing me for a successful cross-examination’.

Maeve Curry Barrister

‘’Helen was an excellent DNA expert witness in a trial I ran in the Supreme Court of the Northern Territory’.

Gabriel Chipkin Barrister

‘Opinion was detailed, concise and persuasive. I highly recommend Helen Roebuck’.

Amelia Ramsey Lawyer

‘I worked closely with Helen during the lead up to one of South Australia's longest running murder trials during 2021’.