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Official Accommodation Provider

Radisson Hotel Ottomare

Elite World İstanbul Taksim

Point Hotel Taksim

Elite World Comfy Hotel

Barin Hotel

Hotel Washington

Cancellation Policy

Group booking conditions are available in the hotel description. Alternatively, you can contact us at [email protected] 

Important: please be informed that hotel bookings through WORLDEF online portal are exclusively for participants registered to WORLDEF ISTANBUL 2024. We reserve the right to cancel your reservation/s in case registration for the event has not been done. 

Important: Please be informed that hotel bookings through WORLDEF online portal are exclusively for participants registered to WORLDEF Istanbul 2024. We reserve the right to cancel your reservation(s) in case registration for the event has not been done. 

 Payment policy: 

Full payment required at time of booking. You can pay for reservations by credit card or wire transfer. If paying by credit card, you will be charged for the full length of stay (plus a +2.5% transaction fee) at time of booking. Once payment is received you will receive your confirmation. 

Important: You are authorizing Bizigo to charge the provided credit card as per the following cancellation policy. 

 Cancellation Policy: 

– From the date of the booking, all reservations are 100% non-refundable. This includes cancellation and shortening of stay. 100% non-refundable cancellation fee will be applied. 

 Cancellations shall be communicated to Bizigo in writing via email at the following address: [email protected]. Penalties may apply. Penalties may apply based upon cancellation policy. Telephone cancellations are not accepted as valid. You will receive an email confirming the cancellation within 24 business hours, Monday through Friday, 9:00 AM to 6:00 PM GMT +3. 

 Reservation Modification Changes: All reservation(s) modifications can be made through the website “My account” section at worldef.com or in writing via email [email protected]. If e-mailing, please include your unique reservation code. Subject to availability, changes will be confirmed by Bizigo within 24 hours Monday through Friday 9:00 AM to 6:00 PM GMT +3. 

 Personal information protection: Bizigo complies with applicable data protection laws and regulations regarding collection, use, transfer, disclosure, retention, security, and destruction of “personal information” (P.I.) and “personally identifiable information”). Bizigo will only use P.I. that is provided by the company or directly by an individual solely to the extent necessary to perform its obligations under this contract. Bizigo shall not employ the P.I. for b network’s own purposes nor for the purposes of third parties. Bizigo shall not transfer data or P.I. to any third parties, except upon prior written approval of the company. By signing this contract, you confirm that you are entitled and have corresponding approval to disclose on behalf of a third-party data related to booking purposes (i.e. gender, email addresses, company of employment and accommodation details). 

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