Issuance of IMO Technical Service Circular No. 02/2026 on Safeguarding Flag State Integrity
The Guinea-Bissau International Ships Registry (G-B ISR) has issued Technical Service Circular No. 02/2026 (15 April 2026) titled “Safeguarding Flag...
GB ISR – Easter Holiday Notice
On the occasion of the upcoming Orthodox Easter, the Guinea-Bissau International Ships Registry (G-B ISR) extends its warmest wishes to all our clien...
Office Closure – Clean Monday (23 February 2026)
We would like to inform you that the offices of the Guinea-Bissau International Ships Registry (G-B ISR) will remain closed on Monday, 23 February 20...
INFO BULLETIN 02/2026: GB ISR Awards Recognized Organization (RO) Authorization to Isthmus Bureau of Shipping (IBS)
The International Ships Registry of Guinea-Bissau (G-B ISR) is pleased to announce the formal conclusion of the Agreement Governing the Delegation of...
Christmas Message – Seasonal Greetings from GB ISR
The Guinea-Bissau International Ships Registry (GB ISR) extends its warmest wishes to all our customers, business partners, and stakeholders for a Me...
Easter Holiday Notice
Dear Clients and Partners,Please be informed that the Guinea-Bissau International Ships Registry (GB ISR) Corporate Office will be closed for the...
Office Closure Announcement – March 2024 Holidays
Dear Valued Associates and Stakeholders,Please be advised that our offices will remain closed on the following dates in observance of public holi...
G-B I.S.R. GENERAL SHIPS REGISTRAR CORPORATE MESSAGE 2025
Dear Stakeholder,As we step into 2025, we proudly mark the third year of G-B ISR's operations, reflecting on significant achievements and our exp...
Holiday Announcement – Season’s Greetings from G-B ISR
Dear Clients & Business Partners,As we approach the festive season, the Guinea-Bissau International Ships Registry (G-B ISR) extends our warm...
G-B I.S.R. Approved P&I Clubs and Insurers
G-B I.S.R. is committed to providing seamless support to our valued clients by ensuring transparency and accessibility to critical resources. We prou...