Insights

Government Ready OCSL owns a wholly owned data centre with Government Official Status and holds top-tier technology accreditations, enabling immediate positioning for public sector and regulated industry deployments, high-assurance hosting, disaster recovery, and compliant managed services.

CANCOM Advantage As a CANCOM company since 2018, OCSL can tap into a broader digital transformation ecosystem, including cross-border delivery, shared services, and partner-driven solutions to accelerate client engagements and expand into new verticals and geographies.

Modernization Focus With a tech stack including Drupal, React, PHP and modern UX analytics via Hotjar, OCSL is well placed to lead application modernization, cloud migrations, and UX-driven redesigns for mid-market customers seeking speed, scalability, and improved customer journeys.

DX and CX Leveraging HubSpot alongside marketing-friendly tooling, OCSL can upsell integrated digital marketing, marketing automation, and customer experience optimizations as part of a holistic digital transformation program.

Scale and Partners Serving mid-market clients with 201-500 employees and a strong data centre, OCSL can offer scalable managed services, cloud, security, and IT outsourcing, while exploring regional partnerships and CANCOM-led go-to-market motions to win larger contracts.

Similar companies to OCSL

OCSL Tech Stack

OCSL uses 8 technology products and services including Hotjar, Drupal, React, and more. Explore OCSL's tech stack below.

Hotjar
Analytics
Drupal
Content Management System
React
Javascript Frameworks
RequireJS
Javascript Frameworks
HubSpot
Marketing Automation
PHP
Programming Languages
Bootstrap
UI Frameworks
YouTube
Video Players

Media & News

OCSL's Email Address Formats

OCSL uses at least 1 format(s):

OCSL Email Formats	Example	Percentage
First.Last@ocsl.co.uk	John.Doe@ocsl.co.uk	97%
FLast@ocsl.co.uk	JDoe@ocsl.co.uk	2%
First@ocsl.co.uk	John@ocsl.co.uk	1%

Frequently Asked Questions

Where is OCSL's headquarters located?

OCSL's main headquarters is located at 25 Old Broad Street London, England United Kingdom. The company has employees across 2 continents, including EuropeAsia.

What is OCSL's phone number?

You can contact OCSL's main corporate office by phone at

+44-845-605-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is OCSL's stock symbol?

OCSL is a publicly traded company; the company's stock symbol is OCSL.

What is OCSL's official website and social media links?

OCSL's official website is ocsl.co.uk and has social profiles on LinkedIn.

What is OCSL's NAICS code?

OCSL's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does OCSL have currently?

As of December 2025, OCSL has approximately 201 employees across 2 continents, including EuropeAsia. Key team members include MD: N. T.Sales Ledger & Credit Controller: S. M. E. D. S. I.Manager: G. R.. Explore OCSL's employee directory with LeadIQ.

What industry does OCSL belong to?

OCSL operates in the IT Services and IT Consulting industry.

What technology does OCSL use?

OCSL's tech stack includes HotjarDrupalReactRequireJSHubSpotPHPBootstrapYouTube.

What is OCSL's email format?

OCSL's email format typically follows the pattern of First.Last@ocsl.co.uk. Find more OCSL email formats with LeadIQ.

When was OCSL founded?

OCSL was founded in 1990.

OCSL

Q: What is OCSL's official website and social media links?

OCSL's official website is ocsl.co.uk. OCSL has social profiles on LinkedIn.

Q: How many employees does OCSL have currently?

OCSL has approximately 201 employees.

Q: What technology does OCSL use?

OCSL's tech stack includes React, jQuery, HubSpot, Hotjar, PHP.

Q: What is OCSL's NAICS code?

OCSL's NAICS code is 5415 (Computer Systems Design and Related Services).

IT Services and IT ConsultingEngland, United Kingdom201-500 Employees

OCSL is an IT services and IT consulting firm based in London, England. It operates as part of CANCOM SE, following its acquisition in August 2018. The company serves corporate and public sector clients with a portfolio of IT products, solutions, and services. It holds high-level accreditations from technology and software leaders and runs a wholly owned data centre that holds Government Official Status. The organization emphasizes transforming digital initiatives by pursuing enterprising approaches rather than following conventional trends. Through its CANCOM affiliation, it seeks to deliver integrated IT offerings to its client base, leveraging its accredited capabilities and data centre to support public sector requirements.