Aimee Collantes

Aimee Collantes

Aimee is a key member of the Wills and Estates Team at Antunes Lawyers providing assistance to clients on all wills and estates matters including succession and estate planning, probate and estate administration.

Aimee deploys a warm and empathetic approach when assisting clients navigate through their estate planning and estate administration objectives. With an understanding approach developed to handle sensitive client affairs, Aimee works closely with clients to ensure they are fully informed of their options and the estate administration process from start to finish.

Aimee has expertise in the areas of:

  • Wills, Powers of Attorney and Enduring Guardianship Appointments;
  • Preparation of Testamentary Trust Wills;
  • Applications for Probate and Letters of Administration;
  • Complex Estate Planning;
  • Deceased Estate Administration and Distribution; and
  • Financial Management and Guardianship Applications.

Areas of expertise


Tim Arvanitis

After years of dedication and contribution to the firm’s growth and development, Tim became partner in 2018 and leads the Corporate and Commercial team at Antunes.

Providing strategic and pragmatic advice on the full range of commercial and property transactions, Tim has a committed approach to achieving practical and workable solutions for his clients’ commercial and legal issues.

Tim acts for private individuals and businesses, SMEs, large Australian organisations and publicly listed companies and has provided technical advice on a range of transactions across a number of sectors.

Contact Tim so he can advise you on:

  • Mergers and acquisitions across the full range of transactions including asset and share acquisitions and involving legal due diligence considerations and complex loan facility arrangements;
  • Negotiating the sale and disposal of business assets;
  • Resolving shareholder disputes, contract disputes and enforcing rights against parties in breach of commercial contracts;
  • Strategic corporate and trust business structuring and restructuring to achieve tax effective outcomes, asset protection and business succession planning, including self-managed super funds;
  • Corporate governance issues relating to directors fiduciary duties and the Corporations Act, Shareholder rights and the composition of the board;
  • Tactical debt reconstruction and insolvency structuring;
  • The preparation of business contracts and drafting complex service agreements relating to a number of industries;
  • Employment Law related matters affecting all businesses, including the preparation of employment contracts for all staff members and executives, and resolving employment related disputes;
  • Intellectual Property Rights affecting businesses and the protection of Intellectual Property Rights, including trademarks, copyright material and patents;
  • The full range of property transactions including commercial leasing, development site acquisitions and disposals; and
  • Franchising Agreements, structuring and resolving franchising disputes.


Margaret Antunes

Margaret has been the centre of Antunes lawyers since its conception in 1996.

Margaret’s commitment to the firm and her deep understanding of the legal practice has enabled her to significantly build on the firm’s success.

Under Margaret Antunes, Antunes has evolved into an elite legal practice and is renowned as the number one law firm north of the Sydney Harbour Bridge servicing clients nationwide and internationally.

With almost 40 years of experience, Margaret is actively involved in all areas of law which the firm practices in and her wealth of knowledge is spread across all teams at Antunes, ensuring that the firm delivers real value and certainty to all of its clients.

Margaret has expertise in:

  • Corporate and Trust structuring for asset protection and tax effectiveness;
  • Complex trust matters including breaches of trust and equitable duties;
  • Contract and Shareholder disputes;
  • Corporate advisory work relating to directors’ duties, breaches of the Corporations Act, and actions brought by Australian Securities Investment Commission (ASIC);
  • All property transactions, residential and commercial;
  • Acting for developers;
  • Dealing with investigations and prosecutions by federal and state regulators such as ASIC and the Fair Work Commission;
  • Preparing and advising on technical commercial and business contracts and service agreements;
  • Mergers and acquisitions;
  • Subdivision, titling, planning and development, GST, stamp duty and financing;
  • Land and environment planning; and
  • Building and Construction.

Being a member of the Society of Trust and Estate Practitioners (STEP), a global society to which membership is admitted on merit in these practices, Margaret is particularly experienced in trust and estate planning law.

Margaret has a Bachelor of Laws (University of Sydney), Master of Laws (University of Sydney) in business, trade practices, tax and international business law.