Sean Liddle
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Sean Liddle Email & Phone Number

Manager HSSE (Health, Safety, Security, Environment) at Infrastructure Ontario
Location: Kingston, Ontario, Canada 14 work roles
1 work email found @infrastructureontario.ca 3 phones found area 416 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 3 phones

Work email s****@infrastructureontario.ca
Direct phone (416) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Manager HSSE (Health, Safety, Security, Environment)
Location
Kingston, Ontario, Canada
Company size

Who is Sean Liddle? Overview

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Quick answer

Sean Liddle is listed as Manager HSSE (Health, Safety, Security, Environment) at Infrastructure Ontario, a company with 653 employees, based in Kingston, Ontario, Canada. AeroLeads shows a work email signal at infrastructureontario.ca, phone signal with area code 416, and a matched LinkedIn profile for Sean Liddle.

Sean Liddle previously worked as Chief Writer and Editor at Intel Intel Magazine and Regulatory Compliance Specialist at Infrastructure Ontario.

Company email context

Email format at Infrastructure Ontario

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{first}.{last}@infrastructureontario.ca
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AeroLeads found 1 current-domain work email signal for Sean Liddle. Compare company email patterns before reaching out.

Profile bio

About Sean Liddle

An experienced project and program manager who over time migrated into the logical offshoots of policy and program development and the resulting oversight. A subject matter expert in areas of legislative interpretation as it relates to Health, Safety, Security for both the natural and building environment. Has overseen, performed and completed near seven hundred and fifty Phase I Environmental Site Assessments, numerous Phase II contamination delineation projects and resulting subsurface soil and groundwater remediation projects, running multiple assessment teams across Ontario and Canada simultaneously. Following changes to the needs of clients, became a specialist in areas of indoor air quality, asbestos, designated substances and general occupational health and safety, and security, over time becoming a certifier of asbestos/designated substance removal contractors. Has written numerous HSSE related processes and policies for use in municipal and provincial government operations and workplaces as well as academic papers on the history of the DGSE, the Red Army Faction, Terror Weapons and Tactics and the 22 July Terror Attacks in Norway. Currently a subject matter expert/specialist with Infrastructure Ontario, continuing studies in counter terrorism and political violence while working on new academic assessment overview of means to assess and manage the security of government and private facility portfolios at the micro and macro levels.

Listed skills include Environmental, Remediation, Contract Negotiation, Microsoft Office, and 45 others.

Current workplace

Sean Liddle's current company

Company context helps verify the profile and gives searchers a useful next step.

Infrastructure Ontario
Infrastructure Ontario
Manager HSSE (Health, Safety, Security, Environment)
toronto, ontario, canada
Employees
653
AeroLeads page
14 roles

Sean Liddle work experience

A career timeline built from the work history available for this profile.

Chief Writer And Editor

Current
Intel Intel Magazine

That Would Be Telling

Feb 2024 - Present

Manager Hsse (Health, Safety, Security, Environment)

Current

Kingston, Ontario, Canada

Manager of the HSSE team who oversee the Provinces regulatory compliance as it relates to the owned and leased portfolio under management by IO. Further oversight of IO contracted service providers as they directly manage the IO portfolio facilities, lands and projects to endure compliance with IO and Government policies, processes, best practices and.

Apr 2023 - Present

Regulatory Compliance Specialist

Kingston, Ontario, Canada

Oversight of corporate compliance with all levels of legislation and regulation that affects facilities we manage on behalf of the Crown. Oversight and management of property land management and project management service providers with regard to adherence to our internal policies and applicable legislation. Direct contract management of various external.

Nov 2009 - Apr 2023

Manager (Acting) - Hsse (Health, Safety, Security, Environment)

Ontario, Canada

Acting manager for the HSSE team in the Real Estate Client Advisory business unit until December 2022. Oversight of Regulatory Compliance, Health and Safety, Fire Life Safety and Security team members and external service provider HSSE groups.

Oct 2021 - Jan 2023

Vice President

Loyalist Gymnastics Club

Kingston, Ontario

Acting treasurer, general oversight of payroll and accounts payable, general duties as board member, fill-in for president as needed

Sep 2013 - Jun 2015

Sector Head - Environmental

Dst Consulting Engineers

Kingston, Ontario

Opened Kingston branch office. Marketing for new business and extension business with existing clients for Kingston region. Managed projects across Ontario in both the Building Environment and Outdoor Environment sectors.

Jan 2009 - Nov 2009

Environmental Assessment Facilitator / Specialist

Ontario Realty Corporation

Kingston, Ontario, Canada

Acted as environmental specialist primarily overseeing third part consultants performing Phase I/II and Class Environmental Assessments for ORC per legislative requirements to allow for approval of large scale projects to proceed. Also took on management of a number of decommissioning projects for government owed assets and preparation work for the.

Jan 2008 - Dec 2008

Senior Project Manager

Promotion and marketing for regional office, management of Environmental and Occupational Health and Safety projects. Oversight of budgets and approval of invoicing for drilling and laboratory subcontractors.

Jun 2007 - Dec 2007

Occupational Health And Safety Coordinator / Wsib Administrator

Management of Municipal Health and Safety Programs.Trainer for permanent and temporary staff in all areas of Occupational Health and Safety as well as general health and safety interest courses. Acted as WSIB Administrator for over 1200 employees in addition to day to day work for two years until suitable medical replacement staff could be retained by City.

Jun 2002 - 2007

Environmental Technologist

Oversight of contracted environmental firms performing environmental consulting services for City. Field investigations and assessments. Internal Environmental Assessment completion prior to major construction for for new City of Kingston Police facility and Public Works facility.

Jun 2001 - Jun 2002

Environmental Project Manager

Inspec-Sol
Sep 1998 - Jun 2001

Environmental Technologist / Project Manager

Private Consulting

Marketing of local and regional offices with regard to environmental and building sciences related projects and programs. Taught courses in asbestos management and project management and certification of asbestos remediation workers. Managed phase I and II environmental site assessment projects and took part in associated field investigations.

Sep 1993 - Aug 1998

Environmental Technologist

Conestoga-Rovers & Associates (Cra)

Management of environmental projects including Phase I/II ESAs and remediation.

Sep 1992 - Sep 1993

Environmental Technologist / Civil Engineering Tech./ Materials Testing Technologist

The Greer Galloway Group

Belleville, Ontario

Aug 1989 - Sep 1992
Team & coworkers

Colleagues at Infrastructure Ontario

Other employees you can reach at infrastructureontario.ca. View company contacts for 653 employees →

FAQ

Frequently asked questions about Sean Liddle

Quick answers generated from the profile data available on this page.

What company does Sean Liddle work for?

Sean Liddle works for Infrastructure Ontario.

What is Sean Liddle's role at Infrastructure Ontario?

Sean Liddle is listed as Manager HSSE (Health, Safety, Security, Environment) at Infrastructure Ontario.

What is Sean Liddle's email address?

AeroLeads has found 1 work email signal at @infrastructureontario.ca for Sean Liddle at Infrastructure Ontario.

What is Sean Liddle's phone number?

AeroLeads has found 3 phone signal(s) with area code 416 for Sean Liddle at Infrastructure Ontario.

Where is Sean Liddle based?

Sean Liddle is based in Kingston, Ontario, Canada while working with Infrastructure Ontario.

What companies has Sean Liddle worked for?

Sean Liddle has worked for Intel Intel Magazine, Infrastructure Ontario, Loyalist Gymnastics Club, Dst Consulting Engineers, and Ontario Realty Corporation.

Who are Sean Liddle's colleagues at Infrastructure Ontario?

Sean Liddle's colleagues at Infrastructure Ontario include Bill Paterson, Yasser H. Qureshi, Joshua Mccann, Brent Walker, and Dan Della Mora.

How can I contact Sean Liddle?

You can use AeroLeads to view verified contact signals for Sean Liddle at Infrastructure Ontario, including work email, phone, and LinkedIn data when available.

What skills is Sean Liddle known for?

Sean Liddle is listed with skills including Environmental, Remediation, Contract Negotiation, Microsoft Office, Customer Relations, Analysis, Problem Solving, and Writing.

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