Need a forensic DNA expert for your case?

Roebuck Forensics is Australia-based and accepts instructions across Australia, New Zealand and select international matters, for both Legal Aid and privately funded briefs.

From preliminary review and discrete issues to complex cases, expert reports, cross-examination guidance, and oral evidence.

Where required, Helen Roebuck can also conduct laboratory examination and testing.

Contact us to discuss your matter.

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
Mobile: 0493 726 760
Office: 02 8089 0226

Postal address: GPO 390 Sydney NSW 2001

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Please provide a brief summary of the issue you would like assistance with. Helen provides expert opinion on DNA evidence, biological fluids (blood, semen, saliva), STRmix interpretation, crime scene examinations, bloodstain pattern analysis (BPA) and DNA transfer.

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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’.

Gilbert Aitken Barrister

'I’d absolutely recommend seeking her guidance and opinion'

James Leaver Samuel Griffith Chambers

Helen Roebuck CV