Corporate Commercial Law


  • Incorporation of Businesses

  • Commercial Leasing

  • Professional Corporations

  • Corporate Reorganizations

  • Corporate Governances

  • Purchase and Sale of Businesses

  • Medical Professional Corporations

  • Tax Litigation

  • Corporate and Commercial Litigation

Mason Poratto-Mason LLP offers corporate/commercial advice and can prepare partnership agreements, incorporations, medical professional corporations and provide general legal business advice. Mason Poratto-Mason LLP works closely with your accounting specialist to provide the best business structure for your needs taking into account the tax advice you receive from your accountant.


The size and stakes of tax disputes keeps increasing with time. This leads to reputational and financial consequences to businesses with potential exposure capturing the attention of executive leaders and enterprise risk managers. We offer our services in all aspects of avoiding, managing and litigating tax disputes.

40 Larch Street, Suite 202,

Sudbury, Ontario P3E 5M7

Fax: 705-560-8803
Toll Free: 1-888-326-3335

Monday – Friday: 9:00AM – 5:00PM

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