This tender invites qualified service providers to deliver comprehensive aviation security services for Pakistan International Airlines flights operating at Manchester (MAN) and London Heathrow (LHR) airports in the United Kingdom. The procurement is managed by Pakistan International Airlines, focusing on security and safety equipment to ensure passenger and cargo protection at these key international hubs. The scope includes passenger matching, security questioning, physical examination of baggage and passengers, screening, aircraft guarding, cargo escorting, and control of access to aircraft. The contract covers turnaround rates for various aircraft types including A319, A320, A321, A330, B737, and B777. The service provider must comply with IATA SGHA 2018 standards and hold certifications such as ISO, IOSA, ISAGO, and approvals from UK Department for Transport or UKBSC. The contract duration is three years with a 60-day exit clause. Bidders should ensure they meet PEC category requirements and maintain an active FBR/ATL status for the fiscal year 2025-26. It is advisable to prepare a thorough technical bid including company profile, financial statements, employee training records, and client recommendations. Compliance with Pakistan International Airlines' Service Level Agreements and flight schedules is mandatory. The submission deadline is set for 14th February 2026 at 1300 local time. Technical proposals will be opened the same day at 1330 hours in the presence of bidders. Offers must be submitted in sealed envelopes and uploaded on the EPADS online portal. The physical submission address is Room 3504, 3rd Floor, Terminal 3 South Wing Offices, Heathrow Airport, London TW6 1PA. Pro-Tip: Ensure your bid includes all required certifications and approvals from UK aviation authorities, as missing documentation is a common cause for disqualification. Also, register early on the EPADS portal to avoid last-minute submission issues.