Our Team

The Rockdene team boasts more than 50 years’ combined business and legal experience, both in Australia and overseas.

Alastair Tiddy


Alastair brings 30 years of corporate experience to the Rockdene table. He has provided strategic and legal advice across mergers and acquisitions, corporate governance, major contracts and outsourcing, competition law and federal court litigation. He takes a client-first approach, crafting sound, pragmatic and comprehensive legal solutions while protecting his clients’ broader interests.


  • Master of Laws
  • Bachelor of Laws
  • Master of Business Administration
  • Bachelor of Commerce (Economics and Law)
  • Diploma in Theology

Bernadine is trained and experienced in both South African and Australian legal jurisdictions. She was admitted to practice in NSW in 2019 and has worked at Rockdene Lawyers since arriving with her family in 2021.
Prior to emigrating to Australia, Bernadine was Principal of her own law practice in South Africafor 8 years, covering property law, litigation, family law and wills and estates.
Having completed an MBA, she can provide solutions that are both legally and commercially sound. She is passionate about people and forming long-lasting client relationships. Outside of the law, she LOVES baking and all who have enjoyed her baking can attest to the fact that she is very good at it.


  • Bachelor of Laws LLB (University of Pretoria 2009)
  • Master of Business Administration (Australian Institute of Business 2017)
  • Admitted Solicitor ZA 2011 and AU 2019
  • Member of the NSW Law Society

Bernadine Swaffield

Senior Associate

Sarah Abraham

Law Clerk

Final semester Arts/Law student at UNSW and scheduled to graduate in Spring 2021. Thence onto the College of Law for the Grad Dip in Legal Practice.
Seeking to be admitted to the Supreme Court of NSW in early 2022 when her Grad Dip is completed.
While completing her law studies, Sarah supports the other lawyers at Rockdene Lawyers on a wide range of matters. She looks forward to consulting as a full-time solicitor, while undertaking pro-bono work for LegalAid whenever possible.

Key interests

Sarah has a keen interest in Immigration, Family, Constitutional and Criminal Law.

Outside Interests

  • A keen follower of Formula 1.
  • especially Carlos Sainz of Ferrari.
  • enjoying foreign cuisines.
  • especially Thai
  • Sci-fi and Crime novels
  • Sarah enjoys playing basketball whenever her studies permit.