John Sullivan
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John Sullivan Email & Phone Number

Litigation Lawyer, Harper Grey LLP; Co-Chair, TAGLaw International, Litigation & ADR Specialty Group at Harper Grey LLP
Location: Vancouver, British Columbia, Canada 1 work role 1 school
1 work email found @harpergrey.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

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Current company
Role
Litigation Lawyer, Harper Grey LLP; Co-Chair, TAGLaw International, Litigation & ADR Specialty Group
Location
Vancouver, British Columbia, Canada
Company size

Who is John Sullivan? Overview

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Quick answer

John Sullivan is listed as Litigation Lawyer, Harper Grey LLP; Co-Chair, TAGLaw International, Litigation & ADR Specialty Group at Harper Grey LLP, a company with 183 employees, based in Vancouver, British Columbia, Canada. AeroLeads shows a work email signal at harpergrey.com and a matched LinkedIn profile for John Sullivan.

John Sullivan previously worked as Partner at Harper Grey Llp. John Sullivan holds Bachelor Of Laws (Ll.B.) from The University Of British Columbia.

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{first_initial}{last}@harpergrey.com
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Profile bio

About John Sullivan

John Sullivan leads Harper Grey’s Commercial Litigation Group and is an active member of the firm’s Family, Workplace and Insurance Law Groups. His expertise in commercial dispute resolution was recognized on the international level in January, 2016, when he was appointed one of the four Litigation and ADR co-chairs for TAGLaw, an international affiliation of leading law firms. John is the only Canadian holding that position. John has been published on commercial litigation topics in the Canadian Bar Review, as well as several publications in BC, Oregon and Washington State. He is well-known for his expertise in such areas as corporate disputes including shareholder and oppression litigation, as well as the enforcement of judgments across the Canada-US border. A significant portion of John’s practice relates to disputes involving multiple jurisdictions.Specialties: Civil litigation, business disputes, corporate/shareholders disputes, family law cases involving corporations or trusts

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John Sullivan's current company

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Harper Grey LLP
Harper Grey Llp
Litigation Lawyer, Harper Grey LLP; Co-Chair, TAGLaw International, Litigation & ADR Specialty Group
vancouver, british columbia, canada
Website
Employees
183
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1 role · 30 years

John Sullivan work experience

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  • Harper Grey Llp
    Partner
    1996 - Present
    John is a leading commercial litigator who, in addition to his general commercial litigation practice, has developed expertise in corporate disputes as well as the enforcement of foreign judgments in Canada. Recent experience includes:• Defending the CEO of a TSX-V listed mineral exploration company in a 6 day hearing against allegations of oppression arising out of a proxy contest.• Defending a BC business in a three-week trial against allegations of breach of contract, unjust enrichment and misappropriation of funds.• Representing a plaintiff investor in a threeweek trial relating to allegations of breach of contract and misuse of funds.• Enforcing American and other judgments in BC under the Court Order Enforcement Act, as well as the Morguard principle.• Acting as co-counsel for the wife of a mining executive in a matrimonial trial involving significant corporate and trust assets. • Acting for a husband in an injuction application relating to trust and corporate assets in a matrimonial dispute.• Acting for a large private company in litigation against its former directors and officers for misappropriation of funds. In this same dispute, John also represented the company in opposing an application for liquidation, as well as in contested proceedings to rectify its share register.• Representing an investment advisor in a two-week trial in which she faced allegations of having improperly taken confidential documents when she moved from one brokerage firm to another.
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Colleagues at Harper Grey LLP

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1 education record

John Sullivan education

FAQ

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What company does John Sullivan work for?

John Sullivan works for Harper Grey LLP.

What is John Sullivan's role at Harper Grey LLP?

John Sullivan is listed as Litigation Lawyer, Harper Grey LLP; Co-Chair, TAGLaw International, Litigation & ADR Specialty Group at Harper Grey LLP.

What is John Sullivan's email address?

AeroLeads has found 1 work email signal at @harpergrey.com for John Sullivan at Harper Grey LLP.

Where is John Sullivan based?

John Sullivan is based in Vancouver, British Columbia, Canada while working with Harper Grey LLP.

What companies has John Sullivan worked for?

John Sullivan has worked for Harper Grey Llp.

Who are John Sullivan's colleagues at Harper Grey LLP?

John Sullivan's colleagues at Harper Grey LLP include Vivian Liu, Djuna Field, Abigail Turner, Nicole Labelle, and Claire Shanna.

How can I contact John Sullivan?

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What schools did John Sullivan attend?

John Sullivan holds Bachelor Of Laws (Ll.B.) from The University Of British Columbia.

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