David Grennan
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David Grennan Email & Phone Number

Senior Quantity Surveyor at Kelly & O'Callaghan
Location: Ireland 6 work roles 3 schools
1 work email found @prowseqs.com.au LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email d****@prowseqs.com.au
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Current company
Kelly & O'Callaghan
Role
Senior Quantity Surveyor
Location
Ireland
Company size
11 employees

Who is David Grennan? Overview

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Quick answer

David Grennan is listed as Senior Quantity Surveyor at Kelly & O'Callaghan, a with 11 employees, based in Ireland. AeroLeads shows a work email signal at prowseqs.com.au and a matched LinkedIn profile for David Grennan.

David Grennan previously worked as Associate at Prowse Quantity Surveyors and Quantity Surveyor at Prowse Quantity Surveyors. David Grennan holds Bachelor Of Science, Quantity Surveying from Institute Of Technology, Sligo.

Company email context

Email format at Kelly & O'Callaghan

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{first}@prowseqs.com.au
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AeroLeads found 1 current-domain work email signal for David Grennan. Compare company email patterns before reaching out.

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Profile bio

About David Grennan

David Grennan is a Senior Quantity Surveyor at Kelly & O'Callaghan. He possess expertise in cost planning, quantity surveying, boq, cost engineering, feasibility studies and 20 more skills.

Listed skills include Cost Planning, Quantity Surveying, Boq, Cost Engineering, and 21 others.

Current workplace

David Grennan's current company

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

Kelly & O'Callaghan
Kelly & O'Callaghan
Senior Quantity Surveyor
dublin, dublin, ireland
Website
kocqs.com
Employees
11
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6 roles

David Grennan work experience

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

Senior Quantity Surveyor

Current
Kelly & O'Callaghan

Ireland

Senior Quantity Surveyor at Kelly & O'Callaghan with substantial experience in the following areas:Master plan Costing's / Feasibility Studies, Cost Planning (sketch design, schematic design, design development, pre-tender), Tender Review/Analysis, Post Contract Services/Contract Administration, Financial Reporting, Progress Reports, Variation Assessments, Bills/Schedules of Quantities, Final Account Negotiations, Construction Documentation Reviews, Procurement & Contract Options… Show more Senior Quantity Surveyor at Kelly & O'Callaghan with substantial experience in the following areas:Master plan Costing's / Feasibility Studies, Cost Planning (sketch design, schematic design, design development, pre-tender), Tender Review/Analysis, Post Contract Services/Contract Administration, Financial Reporting, Progress Reports, Variation Assessments, Bills/Schedules of Quantities, Final Account Negotiations, Construction Documentation Reviews, Procurement & Contract Options. Public, Private, Institutional, Residential, Civil, Landscape, Infrastructure.Member of the Royal Institution of Chartered Surveyors (MRICS)Member of the Society of Chartered Surveyors Ireland (MSCSI) Show less

May 2021 - Present

Quantity Surveyor

Clasby Beale Associates

Roscommon, Ireland

Jun 2007 - May 2008
Team & coworkers

Colleagues at Kelly & O'Callaghan

Other employees you can reach at kocqs.com. View company contacts for 11 employees →

PM Padraig Mckeever Padraig Mckeever Colleague at Kelly & O'CallaghanDublin, County Dublin, Ireland View → DM Danny Mcmahon Danny Mcmahon Colleague at Kelly & O'CallaghanIreland View → MK Mark Kelly Mark Kelly Colleague at Kelly & O'CallaghanIreland View → AW Adam Wyse Adam Wyse Colleague at Kelly & O'CallaghanIreland View → SO Sean O'Callaghan Sean O'Callaghan Colleague at Kelly & O'CallaghanIreland View → JB Joanne Broderick Joanne Broderick Colleague at Kelly & O'CallaghanIreland View → GD Gavin Duignan Gavin Duignan Colleague at Kelly & O'CallaghanCarrick-On-Shannon, Ireland View → GO Gavin O'Neill Gavin O'Neill Colleague at Kelly & O'CallaghanIreland View →
3 education records

David Grennan education

Catalyst Leadership Program

Outward Bound Australia

Catalyst builds confidence and self-awareness and encourages acceptance of new levels of responsibility, providing a powerful foundation.

Education record

St. Nathy'S College, Ireland

Secondary Level Education - Leaving Certificate

FAQ

Frequently asked questions about David Grennan

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

What company does David Grennan work for?

David Grennan works for Kelly & O'Callaghan.

What is David Grennan's role at Kelly & O'Callaghan?

David Grennan is listed as Senior Quantity Surveyor at Kelly & O'Callaghan.

What is David Grennan's email address?

AeroLeads has found 1 work email signal at @prowseqs.com.au for David Grennan at Kelly & O'Callaghan.

Where is David Grennan based?

David Grennan is based in Ireland while working with Kelly & O'Callaghan.

What companies has David Grennan worked for?

David Grennan has worked for Kelly & O'Callaghan, Prowse Quantity Surveyors, Wilde And Woollard (Vic), Glenbeigh Construction, and Clasby Beale Associates.

Who are David Grennan's colleagues at Kelly & O'Callaghan?

David Grennan's colleagues at Kelly & O'Callaghan include Padraig Mckeever, Danny Mcmahon, Mark Kelly, Adam Wyse, and Sean O'Callaghan.

How can I contact David Grennan?

You can use AeroLeads to view verified contact signals for David Grennan at Kelly & O'Callaghan, including work email, phone, and LinkedIn data when available.

What schools did David Grennan attend?

David Grennan holds Bachelor Of Science, Quantity Surveying from Institute Of Technology, Sligo.

What skills is David Grennan known for?

David Grennan is listed with skills including Cost Planning, Quantity Surveying, Boq, Cost Engineering, Feasibility Studies, Value Engineering, Commercial Management, and Construction Cost Control.

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