Independent directory · Ottawa, Ontario
HomeTax law

Editorial shortlist / 2026

Top 10 tax lawyers in Ottawa (2026).

A supplied editorial shortlist focused on CRA disputes, tax litigation, corporate tax planning, reorganizations, international tax, transfer pricing, estate tax planning, and voluntary disclosures. Use it as a research starting point, not an objective ranking.

Read this first

The tax question sets the search.

A CRA reassessment, corporate reorganization, cross-border structure, estate plan, GST/HST issue, or Tax Court matter can require different experience. Confirm the tax year, notice, deadline, and scope directly.

Source and verification note. The names, focus descriptions, phone numbers, source links, firm labels, tax-practice tags, and research notes below were supplied or structured from the supplied brief. This prototype has not independently verified current licensing, roles, practice focus, recognition, credentials, case history, or availability. Confirm current details through the linked professional source and the official Law Society of Ontario directory.

Filter by tax practice

What kind of help is needed?

10 profiles shown
01Individual profile

Pamela L. Cross

Borden Ladner Gervais LLP

Tax planning / tax disputes / private client / estates
Tax PlanningCRA DisputesEstate Tax

The supplied research note describes taxation, estate and trust planning, tax disputes, and voluntary disclosures. Confirm current role, practice focus, and recognition directly with the linked professional source.

02Individual profile

Carole Chouinard

Gowling WLG

Corporate tax / reorganizations / estates / charities
Tax PlanningCorporate TaxEstate Tax

The supplied research note describes share and asset sales, corporate reorganizations, trusts, partnerships, estate planning, tax-exempt organizations, and prior CRA rulings experience. Confirm current role, focus, and recognition directly with the linked professional source.

03Individual profile

Peter Macdonald

Osler, Hoskin & Harcourt LLP

Tax litigation / CRA disputes / transfer pricing
CRA DisputesTax LitigationInternational Tax

The supplied research note describes tax litigation, tax disputes, transfer pricing, international tax, audits, objections, and Tax Court or Federal Court proceedings. Confirm current role, matters, and focus directly with the linked professional source.

04Individual profile

Paul LaBarge

LaBarge Weinstein LLP

Tax litigation / corporate tax / M&A / CRA appeals
CRA DisputesTax LitigationCorporate Tax

The supplied research note describes taxation, tax planning, audits, reassessments, objections, appeals, Tax Court and Federal Court of Appeal work, plus M&A, investments, and succession planning. Confirm current role and focus directly with the linked professional source.

05Individual profile

Gregory Sanders

KPMG Law LLP

Private client tax / Canada-U.S. tax / estate tax / disputes
Tax PlanningInternational TaxEstate TaxCRA Disputes

The supplied research note describes private-client tax, estate planning, tax dispute resolution, Canada-U.S. planning, and international tax. Confirm current role, credentials, focus, and recognition directly with the linked professional source.

06Individual profile

Susan G. Tataryn

Tataryn Law

Tax litigation / GST / business tax / Tax Court
CRA DisputesTax LitigationCorporate Tax

The supplied research note describes income-tax and GST disputes before the Tax Court, Federal Court, and Federal Court of Appeal, alongside legal and accounting experience. Confirm current role and focus directly with the linked professional source.

07Individual profile

Pierre G. Alary

Gowling WLG

International tax / transfer pricing / CRA disputes
CRA DisputesInternational TaxTax Litigation

The supplied research note describes CRA audits and appeals involving domestic and international tax issues, transfer pricing, residence, withholding tax, cross-border employees, and permanent establishments. Confirm current role and focus directly with the linked professional source.

08Individual profile

Colin Green

Gowling WLG

Corporate tax / reorganizations / cross-border tax
Tax PlanningCorporate TaxInternational Tax

The supplied research note describes corporate reorganizations and tax planning for businesses and individuals, including inbound and outbound investment, M&A, financing, restructuring, and cross-border tax structures. Confirm current role and focus directly with the linked professional source.

09Individual profile

Harold Feder

Brazeau Seller Law

Corporate and personal tax / estates / transactions
Tax PlanningCorporate TaxEstate TaxInternational Tax

The supplied research note describes personal and corporate income tax, GST, international tax, tax litigation, estate planning, corporate reorganizations, and work with business owners and professionals. Confirm current role, recognition, and focus directly with the linked professional source.

10Individual profile

Alejandro Fiszman

Fiszman Law

CRA audits / objections / Tax Court / taxpayer relief
CRA DisputesTax LitigationTax Planning

The supplied research note describes CRA audits, objections, Tax Court appeals, judicial reviews, taxpayer relief, collections, and tax planning. Confirm current role and services directly with the linked professional source.

Browse by tax question

Find the language for your matter.

13 topic pages
Independent directory disclaimer. BestLawyersOttawa.com is an independent lawyer directory and legal information platform. It does not provide legal advice. Use of this page does not create a lawyer-client relationship, and the shortlist is not an endorsement, certification, or guarantee of legal ability or outcome. Read how editorial pages work.