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List Of All cybersecurity company Leads in Belfast

A current list of cybersecurity company in Belfast: 19 businesses, each with contact information and a rating where one's on record. Ratings run as high as 5.0★ (held by Precept IT), with an average of roughly 4.9★ across all listings. Updated 8/31/2026 - scroll down to compare the full list and follow through to whichever business suits your needs.

19 results · last updated 8/31/2026

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CompanyAddressRatingPhoneEmailWebsiteSocial
Precept ITIT support and services
Forsyth House, Cromac St, Belfast BT2 8LAView on Google Maps
5.0(222)
*8*******10View in Leads Searchhe***@p******.itView in Leads Searchprecept.it/
LinkedInFacebookX (Twitter)
LoughTec - Cyber Security CompanyIT security service
Bankmore Business Park, Doogary, Omagh BT79 0BEView on Google Maps
5.0(31)
**88*****45View in Leads Search-loughtec.com/
FacebookX (Twitter)
Nemstar LtdTraining provider
48-60 High St, Belfast BT1 2BEView on Google Maps
5.0(13)
**89*****09View in Leads Search-www.nemstar.com/?UTM_source=GMB_listing&UTM_medium=organic
LinkedInInstagramFacebookX (Twitter)YouTube
Vertical Structure (acquired by Instil)IT security service
27 - 37 Adelaide St, Belfast BT2 8FEView on Google Maps
5.0(10)
**89*99*777View in Leads Search-www.verticalstructure.com/-
CloudsmithSoftware company
Scottish Provident Building, Donegall Square W, Belfast BT1 6JHView on Google Maps
5.0(8)
--www.cloudsmith.com/
LinkedInFacebookX (Twitter)YouTube
Cyber Guarded LtdIT security service
Innovation Factory, Forthriver Business Park, 385 Springfield Rd, Belfast BT12 7DGView on Google Maps
5.0(6)
**89*****80View in Leads Searchin**@c***********.comView in Leads Searchwww.cyberguarded.com/-
Cybit - Managed IT Support & Security Services BelfastIT support and services
Unit 16, The Innovation Center, Queens Rd, Belfast BT3 9DTView on Google Maps
5.0(4)
*****6*6*10View in Leads Searchhe***@c****.comView in Leads Searchcybit.com/
LinkedIn
Cybersource NISoftware company
Victoria House, 15-17 Gloucester St, Belfast BT1 4LSView on Google Maps
5.0(4)
**89***7900View in Leads Searchbi**********@v***.comView in Leads Searchwww.cybersource.com/ni/
LinkedInX (Twitter)YouTube
SEP2IT security service
51A St Paul's St, Leeds LS1 2TEView on Google Maps
5.0(4)
*******7*72View in Leads Search-www.sep2.security/
LinkedIn
S
SkurioSoftware company
Arthur House, 41 Arthur St, Belfast BT1 1GBView on Google Maps
5.0(4)
**89*8*6*26View in Leads Search---
Centre for Secure Information Technologies (CSIT)Research institute
Queens Rd, Belfast BT3 9DTView on Google Maps
5.0(4)
**89*97*700View in Leads Search-www.qub.ac.uk/ecit/CSIT/
LinkedInInstagramFacebookYouTube
TI
Titan I C SystemsSoftware company
Concourse One - N.I. Science Park Queen's Road, Queen's Island, Queens Rd, Belfast BT3 9DTView on Google Maps
5.0(1)
**89*****12View in Leads Search---
Version 1Software company
11th Floor, Lanyon Plaza West Tower, 8 Lanyon Pl, Belfast BT1 3LPView on Google Maps
4.8(30)
****8*9*790View in Leads Search-www.version1.com/
LinkedInInstagramFacebookX (Twitter)YouTube
Proofpoint LtdIT security service
Unit 11, Weavers Court Business Park, Linfield Rd, Belfast BT12 5GHView on Google Maps
4.8(13)
*8**8**8*56View in Leads Searchin*******@p*********.comView in Leads Searchwww.proofpoint.com/uk
LinkedInInstagramFacebookX (Twitter)YouTube
InstilSoftware company
27-37 Adelaide St, Belfast BT2 8FEView on Google Maps
4.7(21)
**89**78*98View in Leads Searchen*******@i*****.coView in Leads Searchinstil.co/
LinkedInInstagramYouTube
Rapid7, Belfast OfficeSoftware company
19 Chichester St, Belfast BT1 4JBView on Google Maps
4.7(15)
**89*68*727View in Leads Search-www.rapid7.com/
LinkedInInstagramFacebookX (Twitter)
Liberty ITSoftware company
Adelaide Exchange, 24-26 Adelaide St, Belfast BT2 8GDView on Google Maps
4.1(45)
**89*****00View in Leads Search-www.liberty-it.co.uk/
LinkedInInstagramFacebookX (Twitter)
Foxsec LimitedIT security service
19 Arthur St, Belfast BT1 4GAView on Google Maps
-**89*997*21View in Leads Search-www.foxsec.com/-
Nihon Cyber Defence Ltd.IT security service
Law Society House, 100 Victoria St, Belfast BT1 3GNView on Google Maps
-*8**9***652View in Leads Search-www.nihoncyberdefence.co.uk/
LinkedIn

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