Currently assessed as Level 2.
| Company / Organisation | Services / About | CREST | Location | Website | |
|---|---|---|---|---|---|
| Deloitte Touche Tomatsu Ltd | Penetration Testing | Yes | In-country | https://www2.deloitte.com/tz/en.html | |
| KPMG | Penetration Testing | Yes | In-country | https://home.kpmg/ke/en/home.html | |
| PwC | Penetration Testing | Yes | In-country | https://www.pwc.co.tz/ | |
| Aplite | Penetration Testing | No | In-country | http://www.aplite.co.tz/ | |
| Cogsnet Technologies | Penetration Testing | No | In-country | https://cogsnet.co.tz/index.html | |
| CyberGen | Penetration Testing | No | In-country | https://cybergentz.com/ | |
| Magilatech | Penetration Testing | No | In country | https://www.magilatech.co.tz/ | |
| NRD Cyber Security | Penetration Testing | No | In-country | https://www.nrdcs.lt/en/about/ | |
| Xsecurex | Penetration Testing | No | In country | http://www.xsecurex.com/pentest.html | |
| Serensic | Penetration Testing | No | In country | https://serensic.com | |
| Accenture | Penetration Testing | Yes | Regional | https://www.accenture.com/ng-en | |
| Wipro Ltd | Penetration Testing | Yes | Regional | https://www.wipro.com/ | |
| 2-Sec Ltd | Penetration Testing | Yes | International | https://www.2-sec.com/ | |
| 3B Data Security Ltd | Penetration Testing | Yes | International | https://www.3bdatasecurity.com/ | |
| Ambersail Ltd | Penetration Testing | Yes | International | https://www.ambersail.com/ | |
| Aon | Penetration Testing | Yes | International | https://www.aon.com/ | |
| Applied Risk | Penetration Testing | Yes | International | https://applied-risk.com/ | |
| BAE Systems Applied Intelligence Ltd | Penetration Testing | Yes | International | https://www.baesystems.com/en/home | |
| BCC Risk Advisory Ltd (edgescan) | Penetration Testing | Yes | International | https://bccriskadvisory.com/ | |
| BDO LLP | Penetration Testing | Yes | International | https://www.bdo.co.uk/en-gb/home | |
| BI.ZONE | Penetration Testing | Yes | International | https://bi.zone/ | |
| Booz Allen Hamilton, Inc. | Penetration Testing | Yes | International | https://www.boozallen.com/ | |
| Bramfitt Technology Labs Ltd | Penetration Testing | Yes | International | https://www.bramfitt-tech-labs.com/ | |
| Bridewell Consulting Limited | Penetration Testing | Yes | International | https://www.bridewellconsulting.com/ | |
| BSI Group | Penetration Testing | Yes | International | https://www.bsigroup.com/en-GB/ | |
| BT Security | Penetration Testing | Yes | International | https://www.globalservices.bt.com/en/solutions/... | |
| Bulletproof Cyber Ltd | Penetration Testing | Yes | International | https://www.bulletproof.co.uk/ | |
| CCL Cyber Solutions Ltd | Penetration Testing | Yes | International | https://cclgroupltd.com/ | |
| Cisco International Ltd | Penetration Testing | Yes | International | https://www.cisco.com/ | |
| Coalfire | Penetration Testing | Yes | International | https://www.coalfire.com/ | |
| Cobalt Labs Germany, GmbH | Penetration Testing | Yes | International | https://cobalt.io/ | |
| Commissum Associates Ltd | Penetration Testing | Yes | International | https://commissum.com/ | |
| Context Information Security Ltd | Penetration Testing | Yes | International | https://www.contextis.com/en | |
| Crossword Cybersecurity Ltd | Penetration Testing | Yes | International | https://www.crosswordcybersecurity.com/ | |
| Cyberis Ltd | Penetration Testing | Yes | International | https://www.cyberis.co.uk/ | |
| Cylance UK Ltd | Penetration Testing | Yes | International | https://www.cylance.com/consulting | |
| Dionach Ltd | Penetration Testing | Yes | International | https://www.dionach.com/en-us/ | |
| DXC Technology | Penetration Testing | Yes | International | https://www.dxc.technology/ | |
| ECSC Group PLC | Penetration Testing | Yes | International | https://www.ecsc.co.uk/ | |
| Ernst & Young S.L. | Penetration Testing | Yes | International | https://www.ey.com/en_uk | |
| F-Secure Cyber Security Ltd | Penetration Testing | Yes | International | https://www.f-secure.com/gb-en | |
| Grant Thornton Consulting CJSC | Penetration Testing | Yes | International | https://www.grantthornton.global/en/ | |
| Happiest Minds Technologies Private Ltd | Penetration Testing | Yes | International | https://www.happiestminds.com/en-gb/ | |
| Hedgehog Security Ltd | Penetration Testing | Yes | International | https://hedgehogsecurity.co.uk/ | |
| IBM | Penetration Testing | Yes | International | https://www.ibm.com/uk-en | |
| ImmuniWeb SA | Penetration Testing | Yes | International | https://www.immuniweb.com/ | |
| Infosys Ltd | Penetration Testing | Yes | International | https://www.infosys.com/ | |
| Integrity S. A. | Penetration Testing | Yes | International | https://www.integrity.pt/ | |
| Integrity360 | Penetration Testing | Yes | International | https://www.integrity360.com/ | |
| IOActive, Inc. | Penetration Testing | Yes | International | https://ioactive.com/ | |
| JISC | Penetration Testing | Yes | International | https://www.jisc.ac.uk/ | |
| JUMPSEC Ltd | Penetration Testing | Yes | International | https://www.jumpsec.com/ | |
| Kroll LLC | Penetration Testing | Yes | International | https://kroll.com/en | |
| L&T - Larsen & Toubro Infotech Ltd | Penetration Testing | Yes | International | https://www.lntinfotech.com/ | |
| Managed IT Services Ltd | Penetration Testing | Yes | International | https://manageditservices.co.uk/ | |
| Mazars LLP | Penetration Testing | Yes | International | https://www.mazars.co.uk/ | |
| MTI Technology Ltd | Penetration Testing | Yes | International | https://mti.com/ | |
| National Security Services Group L.L.C | Penetration Testing | Yes | International | https://www.nssgo.com/ | |
| NCC Group PLC | Penetration Testing | Yes | International | https://www.nccgroup.com/ | |
| Nettitude Ltd | Penetration Testing | Yes | International | https://www.nettitude.com/uk/ | |
| NTT Ltd | Penetration Testing | Yes | International | https://www.global.ntt/ | |
| Obrela Security Industries - Information Security Services S.A. | Penetration Testing | Yes | International | https://www.obrela.com/ | |
| One Compliance Cyber Ltd | Penetration Testing | Yes | International | https://www.onecompliance.co.uk/ | |
| PA Consulting Services Ltd | Penetration Testing | Yes | International | https://www.paconsulting.com/ | |
| Prism Infosec Ltd | Penetration Testing | Yes | International | https://prisminfosec.com/ | |
| Procheckup Ltd | Penetration Testing | Yes | International | https://www.procheckup.com/ | |
| Protiviti Limited | Penetration Testing | Yes | International | https://www.protiviti.com/UK-en | |
| QinetiQ Ltd | Penetration Testing | Yes | International | https://www.qinetiq.com/ | |
| Redscan Cyber Security Ltd | Penetration Testing | Yes | International | https://www.redscan.com/ | |
| Regency IT Consulting, a Business Unit of Cassidian CyberSecurity Ltd | Penetration Testing | Yes | International | https://regencyitc.co.uk/ | |
| SEC Consult Singapore Pte Ltd | Penetration Testing | Yes | International | https://sec-consult.com/en/ | |
| Sec-1 Ltd | Penetration Testing | Yes | International | https://www.claranet.co.uk/sec-1 | |
| SECFORCE Ltd | Penetration Testing | Yes | International | https://www.secforce.com/ | |
| SecureLink UK Ltd | Penetration Testing | Yes | International | https://www.securelink.com/ | |
| Secureworks | Penetration Testing | Yes | International | https://www.secureworks.com/ | |
| Security Alliance Ltd | Penetration Testing | Yes | International | https://www.secalliance.com/ | |
| SensePost (Pty) Limited | Penetration Testing | Yes | International | https://sensepost.com/ | |
| Spirent Communications PLC | Penetration Testing | Yes | International | https://www.spirent.com/ | |
| Stratia Cyber | Penetration Testing | Yes | International | https://stratiacyber.com/ | |
| SureCloud Ltd | Penetration Testing | Yes | International | https://www.surecloud.com/ | |
| Synopsys, Inc. | Penetration Testing | Yes | International | https://www.synopsys.com/ | |
| Tata Consultancy Services Limited (Tata Sons Ltd) | Penetration Testing | Yes | International | https://www.tata.com/ | |
| TDC Group | Penetration Testing | Yes | International | https://tdcgroup.com/ | |
| Trustwave UK Ltd | Penetration Testing | Yes | International | https://www.trustwave.com/en-us/ | |
| VAADATA | Penetration Testing | Yes | International | https://www.vaadata.com/en/ | |
| Verizon Business | Penetration Testing | Yes | International | http://www.verizonbusiness.com/uk/solutions/ | |
| wizlynx AG | Penetration Testing | Yes | International | https://wizlynxgroup.com/ | |
| ZeroDayLab Ltd | Penetration Testing | Yes | International | https://www.zerodaylab.com/ | |
| Zoonou Ltd | Penetration Testing | Yes | International | https://zoonou.com/ | |
| Cyber Threat Defence | Penetration Testing | No | International | https://ctdefense.com/pentesting-services-in-ta... | |
| Global Guardian | Penetration Testing | No | International | https://www.globalguardian.com/cyber-security |