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Sean O'Brien Email & Phone Number
MCIOB CMgr MCMI | Senior Site Manager at Kier Group
at
Kier Group
1 work email found
@challengersports.com
LinkedIn matched
✓ Verified July 2026
3 data sources
Profile completeness 86%
Current company
Role
MCIOB CMgr MCMI | Senior Site Manager at Kier Group
Location
Greater Swansea Area, United Kingdom
Company size
Who is Sean O'Brien? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Sean O'Brien is listed as MCIOB CMgr MCMI | Senior Site Manager at Kier Group at Kier Group, a with 7960 employees, based in Greater Swansea Area, United Kingdom. AeroLeads shows a work email signal at challengersports.com and a matched LinkedIn profile for Sean O'Brien.
Sean O'Brien previously worked as Senior Site Manager at Kier Group.
Company email context
Email format at Kier Group
This section adds company-level context without repeating Sean O'Brien's masked contact details.
{first_initial}{last}@challengersports.com
86% confidence
AeroLeads found 1 current-domain work email signal for Sean O'Brien. Compare company email patterns before reaching out.
Profile bio
About Sean O'Brien
Highly driven Chartered Construction Manager who has 5 years internal sales and marketing experience at a large conglomerate, which provided international work experience before making the move into the construction industry. Taking skills learnt in previous employment into a new industry, current employment involves site and package management on multi million pound construction projects for one of the largest construction companies in the UK.
Listed skills include Marketing, Coaching, Business Development, Social Media, and 34 others.
Current workplace
Sean O'Brien's current company
Company context helps verify the profile and gives searchers a useful next step.
Kier Group
1 role
Sean O'Brien work experience
A career timeline built from the work history available for this profile.
-
Senior Site Manager
Team & coworkers
Colleagues at Kier Group
Other employees you can reach at kier.co.uk. View company contacts for 7960 employees →
CC
Costantina Chryseliou
Colleague at Kier GroupLiverpool, England, United Kingdom
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LS
Luke Stevens
Colleague at Kier GroupUnited Arab Emirates
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RJ
Rebecca Jacob
Colleague at Kier GroupKettering, England, United Kingdom
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AR
Anthony Rivera
Colleague at Kier GroupCentral Luzon, Philippines
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JW
James West
Colleague at Kier GroupGreater Exeter Area, United Kingdom
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MS
Matthew Spain
Colleague at Kier GroupGreater Bournemouth Area, United Kingdom
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ER
Ed Robinson
Colleague at Kier GroupCity Of Peterborough, England, United Kingdom
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RK
Rakesh Kumar
Colleague at Kier GroupDubai, United Arab Emirates
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CN
Curtis Noel -Stafford
Colleague at Kier GroupLondon, England, United Kingdom
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JK
Julian King
Colleague at Kier GroupPlymouth, England, United Kingdom
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Costantina Chryseliou
Colleague at Kier GroupLiverpool, England, United Kingdom
View →
LS
Luke Stevens
Colleague at Kier GroupUnited Arab Emirates
View →
RJ
Rebecca Jacob
Colleague at Kier GroupKettering, England, United Kingdom
View →
AR
Anthony Rivera
Colleague at Kier GroupCentral Luzon, Philippines
View →
JW
James West
Colleague at Kier GroupGreater Exeter Area, United Kingdom
View →
MS
Matthew Spain
Colleague at Kier GroupGreater Bournemouth Area, United Kingdom
View →
ER
Ed Robinson
Colleague at Kier GroupCity Of Peterborough, England, United Kingdom
View →
RK
Rakesh Kumar
Colleague at Kier GroupDubai, United Arab Emirates
View →
CN
Curtis Noel -Stafford
Colleague at Kier GroupLondon, England, United Kingdom
View →
JK
Julian King
Colleague at Kier GroupPlymouth, England, United Kingdom
View →
FAQ
Frequently asked questions about Sean O'Brien
Quick answers generated from the profile data available on this page.
What company does Sean O'Brien work for?
Sean O'Brien works for Kier Group.
What is Sean O'Brien's role at Kier Group?
Sean O'Brien is listed as MCIOB CMgr MCMI | Senior Site Manager at Kier Group at Kier Group.
What is Sean O'Brien's email address?
AeroLeads has found 1 work email signal at @challengersports.com for Sean O'Brien at Kier Group.
Where is Sean O'Brien based?
Sean O'Brien is based in Greater Swansea Area, United Kingdom while working with Kier Group.
What companies has Sean O'Brien worked for?
Sean O'Brien has worked for Kier Group.
Who are Sean O'Brien's colleagues at Kier Group?
Sean O'Brien's colleagues at Kier Group include Costantina Chryseliou, Luke Stevens, Rebecca Jacob, Anthony Rivera, and James West.
How can I contact Sean O'Brien?
You can use AeroLeads to view verified contact signals for Sean O'Brien at Kier Group, including work email, phone, and LinkedIn data when available.
What skills is Sean O'Brien known for?
Sean O'Brien is listed with skills including Marketing, Coaching, Business Development, Social Media, Customer Service, Account Management, Marketing Communications, and Negotiation.
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