Nielco IT

Founded in 2009, Nielco IT is a cybersecurity company based in Hinnerup, Denmark working in penetration testing, offensive security, digital forensics +5 more.

Nielco IT is an independent Danish IT security consultancy run by John Nielsen, who has over 30 years of experience in IT security. The firm offers cybersecurity audits, penetration testing, red teaming, technical security reviews, supplier audits, security policy development, awareness and mystery shopping tests, physical security testing, and DDoS readiness assessments. It also provides digital evidence securing and expert witness services for lawyers, courts and bailiffs, external DPO services, and fractional leadership roles such as external CTO, Cyber Security Advisor and IT operations manager. The firm states it sells no IT products, has no vendor partnerships and takes no commissions. Clients include SMEs, public authorities, critical infrastructure and financial sector organisations.