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MARK MACLENNAN

Partner | Defence and Disputes

Mark maximises his clients’ advantage in contentious disputes and complex commercial negotiations through his exceptional legal strategy and negotiation skills.

  • Contact Information
  • 08 9426 6840
  • Email
  • LinkedIn
  • MARK's Expertise
  • Defence
  • Dispute Resolution & Litigation
  • Mining & Resources
  • 08 9426 6840
  • mmaclennan@jacmac.co...
  • LinkedIn
  • Defence
  • Dispute Resolution & Litigation
  • Mining & Resources

A highly regarded commercial disputes lawyer with nearly four decades of experience advising Primes, SMEs and major corporates operating in the Australian defence, construction and engineering sectors. 

Mark’s long-standing litigation expertise and involvement in the defence industry uniquely positions him to provide both strategic and legal advice across medium and large-scale projects and disputes.

Many of Mark's clients are headquartered overseas or operate nationally. He helps them navigate Australian contracting, risk and dispute environments, often acting as their principal Australian legal adviser as they tender for, enter and deliver programs in this market.

His combination of long-standing litigation expertise and deep involvement in the defence industry means he advises on both strategy and law across medium and large-scale projects. Mark understands the commercial realities and strategic pressures facing businesses tendering for and delivering work within highly regulated industries. He works closely with clients to align legal strategy with commercial objectives, whether in contract structuring, risk allocation, negotiation or dispute resolution.

Mark’s practice spans complex commercial and corporate disputes, including cross-border and multi-jurisdictional matters, as well as industry-specific contracting and advisory work for Australian and international clients. 

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