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Jason Callaghan Email & Phone Number

IT Manager - Service Desk at Sienna Senior Living
Location: Pickering, Ontario, Canada 5 work roles 2 schools
1 work email found @siennaliving.ca LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email j****@siennaliving.ca
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Current company
Sienna Senior Living
Role
IT Manager - Service Desk
Location
Pickering, Ontario, Canada
Company size
1441 employees

Who is Jason Callaghan? Overview

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Quick answer

Jason Callaghan is listed as IT Manager - Service Desk at Sienna Senior Living, a with 1441 employees, based in Pickering, Ontario, Canada. AeroLeads shows a work email signal at siennaliving.ca and a matched LinkedIn profile for Jason Callaghan.

Jason Callaghan previously worked as IT Supervisor at Kpmg Canada and IT Support Analyst (2nd Level) at Kpmg In Canada. Jason Callaghan holds Computer Tech, It Related from Cdi.

Company email context

Email format at Sienna Senior Living

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{first}.{last}@siennaliving.ca
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AeroLeads found 1 current-domain work email signal for Jason Callaghan. Compare company email patterns before reaching out.

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Profile bio

About Jason Callaghan

Experienced Manager/Supervisor with a demonstrated history of working in the financial services industry. Skilled in Leadership, Windows 7/8/10, Technical Support, Budgeting, Reporting and IT Strategy. Strong professional with a computer technical background (20+ years) ready for my next adventure.

Listed skills include Team Leadership, Business Analysis, Digital Marketing, Sharepoint, and 16 others.

Current workplace

Jason Callaghan's current company

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

Sienna Senior Living
Sienna Senior Living
IT Manager - Service Desk
markham, ontario, canada
Website
siennaliving.ca
Employees
1441
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Company profile
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5 roles · 30 years

Jason Callaghan work experience

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

It Supervisor

Kpmg Canada

Led a team of 15 support local support analysts in 3 different locations. Mentor and guide them to reach their career goals. Conduct Performance Management Initiatives, including quarterly reviews for the support analysts. Organize and conduct staff meetings for monthly project reviews. Act as an escalation point of contact for support and technical assistance.

May 2015 - Nov 2018

Owner

Boston Cyber Technology
1997 - Mar 2010

It Manager

Mcdonnell Haynes

Any and all IT (as well as Telecommunications and AV) related duties were taken care of by me.

Jul 2002 - Mar 2009
Team & coworkers

Colleagues at Sienna Senior Living

Other employees you can reach at siennaliving.ca. View company contacts for 1441 employees →

MC Mariah Callaghan Mariah Callaghan Colleague at Sienna Senior LivingCanada View → MC Mary Cai Mary Cai Colleague at Sienna Senior LivingWhitchurch-Stouffville, Ontario, Canada View → MB Maricar Bernardo Maricar Bernardo Colleague at Sienna Senior LivingSherwood Park, Alberta, Canada View → KR Keren Rashish Keren Rashish Colleague at Sienna Senior LivingToronto, Ontario, Canada View → RK Ravneet Kaur Ravneet Kaur Colleague at Sienna Senior LivingBrampton, Ontario, Canada View → PC Pauline Chiasson Pauline Chiasson Colleague at Sienna Senior LivingVaughan, Ontario, Canada View → TE Tara Eggen Tara Eggen Colleague at Sienna Senior LivingPitt Meadows, British Columbia, Canada View → RF Regan Forestell Regan Forestell Colleague at Sienna Senior LivingNorth York, Ontario, Canada View → BP Bhumi Ptl Bhumi Ptl Colleague at Sienna Senior LivingToronto, Ontario, Canada View → ML Michelle Lancaster Michelle Lancaster Colleague at Sienna Senior LivingOakville, Ontario, Canada View →
2 education records

Jason Callaghan education

Computer Tech, It Related

Cdi

Education record

Aurora High School
FAQ

Frequently asked questions about Jason Callaghan

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

What company does Jason Callaghan work for?

Jason Callaghan works for Sienna Senior Living.

What is Jason Callaghan's role at Sienna Senior Living?

Jason Callaghan is listed as IT Manager - Service Desk at Sienna Senior Living.

What is Jason Callaghan's email address?

AeroLeads has found 1 work email signal at @siennaliving.ca for Jason Callaghan at Sienna Senior Living.

Where is Jason Callaghan based?

Jason Callaghan is based in Pickering, Ontario, Canada while working with Sienna Senior Living.

What companies has Jason Callaghan worked for?

Jason Callaghan has worked for Sienna Senior Living, Kpmg Canada, Kpmg In Canada, Boston Cyber Technology, and Mcdonnell Haynes.

Who are Jason Callaghan's colleagues at Sienna Senior Living?

Jason Callaghan's colleagues at Sienna Senior Living include Mariah Callaghan, Mary Cai, Maricar Bernardo, Keren Rashish, and Ravneet Kaur.

How can I contact Jason Callaghan?

You can use AeroLeads to view verified contact signals for Jason Callaghan at Sienna Senior Living, including work email, phone, and LinkedIn data when available.

What schools did Jason Callaghan attend?

Jason Callaghan holds Computer Tech, It Related from Cdi.

What skills is Jason Callaghan known for?

Jason Callaghan is listed with skills including Team Leadership, Business Analysis, Digital Marketing, Sharepoint, Project Management, It Strategy, Advertising, and Vpn.

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