Insights

Sustainability Focus OCSC holds multiple green and quality management accreditations (LEED, BREEAM, Low Carbon Energy Assessor, CEEQUAL, ISO 9001, 14001, 18001) and BIM Level 2 expertise, signaling strong sustainability and modern delivery capabilities that can be leveraged to win green public, private, and institutional projects.

International Expansion With over 270 staff across Ireland and the UK and a claim of an international multidisciplinary practice, there are cross-border collaboration and market-entry opportunities for clients seeking integrated engineering and project management solutions in multiple jurisdictions.

Broad Service Suite OCSC offers Civil, Structural, Mechanical & Electrical, Sustainability and Traffic engineering, plus project management and PSDP services, enabling one-stop provider pitches to clients undertaking complex multi-discipline builds and large-scale renovations.

Public and Private Focus A history of engagement with major public, semi-private, and private clients across Institutional, Commercial, Domestic & Industrial sectors creates a diversified pipeline and opportunities to upsell integrated services to existing accounts.

Recognized Workplace Being a Great Place to Work since 2018 signals strong employee engagement and capability retention, which can be framed to prospects as a stable delivery partner with experienced teams and reduced project risk.

O'Connor Sutton Cronin Tech Stack

O'Connor Sutton Cronin uses 8 technology products and services including iCIMS, WP Rocket, InfraWorks, and more. Explore O'Connor Sutton Cronin's tech stack below.

  • iCIMS
    Applicant Tracking Systems
  • WP Rocket
    Caching
  • InfraWorks
    Cad & Graphics
  • oEmbed
    Dev Tools
  • Font Awesome
    Font Scripts
  • Google Maps
    Maps
  • Google Tag Manager
    Tag Management
  • Hostinger
    Web Hosting

O'Connor Sutton Cronin's Email Address Formats

O'Connor Sutton Cronin uses at least 1 format(s):
O'Connor Sutton Cronin Email FormatsExamplePercentage
First.Last@ocsc.ieJohn.Doe@ocsc.ie
90%
First@ocsc.ieJohn@ocsc.ie
7%
First.MiddleLast@ocsc.ieJohn.MichaelDoe@ocsc.ie
2%
FLast@ocsc.ieJDoe@ocsc.ie
1%

Frequently Asked Questions

What is O'Connor Sutton Cronin's official website and social media links?

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O'Connor Sutton Cronin's official website is ocsc.ie and has social profiles on LinkedIn.

What is O'Connor Sutton Cronin's SIC code NAICS code?

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O'Connor Sutton Cronin's SIC code is 8711 - Engineering Services NAICS code is 23 - Construction.

How many employees does O'Connor Sutton Cronin have currently?

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As of July 2026, O'Connor Sutton Cronin has approximately 271 employees across 4 continents, including EuropeNorth AmericaAsia. Key team members include Cto - Chief Technology Officer: K. K.Owner, Director, Structural Engineer: P. H.Director: D. F.. Explore O'Connor Sutton Cronin's employee directory with LeadIQ.

What industry does O'Connor Sutton Cronin belong to?

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O'Connor Sutton Cronin operates in the Construction industry.

What technology does O'Connor Sutton Cronin use?

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O'Connor Sutton Cronin's tech stack includes iCIMSWP RocketInfraWorksoEmbedFont AwesomeGoogle MapsGoogle Tag ManagerHostinger.

What is O'Connor Sutton Cronin's email format?

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O'Connor Sutton Cronin's email format typically follows the pattern of First.Last@ocsc.ie. Find more O'Connor Sutton Cronin email formats with LeadIQ.

When was O'Connor Sutton Cronin founded?

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O'Connor Sutton Cronin was founded in 1988.

O'Connor Sutton Cronin

ConstructionLeinster, Ireland201-500 Employees

O'Connor Sutton Cronin (OCSC) is an international multidisciplinary consulting engineering and project management practice based in Dublin, Ireland, founded in 1988. The firm provides civil, structural, mechanical and electrical engineering design and consultancy, sustainability and traffic engineering, along with project management and PSDP services, serving institutional, commercial, domestic and industrial sectors for public, semi-private and private clients. It employs between 201 and 500 people across Ireland and the UK and is located at 9 Prussia Street, Dublin 7, Leinster. The company holds accreditations including LEED, BREEAM, Low Carbon Energy Assessor, CEEQUAL, ISO 9001, 14001 and 18001, and is a BIM Level 2 Tier 1 consultant (BSI PAS 1192-2); it is a CPD award-winning consultancy and has been a Great Place to Work since 2018. Revenue is reported in the range of $1M to $10M.

Section iconCompany Overview

Website
ocsc.ie
SIC Code
8711 - Engineering Services
NAICS Code
23 - Construction
Founded
1988
Employees
201-500

Section iconFunding & Financials

  • $1M$10M

    O'Connor Sutton Cronin's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    O'Connor Sutton Cronin's revenue is estimated to be in the range of $1M$10M

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