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CUG 2023 May 7 - 11

When and where

Date and time


Clarion Hotel Helsinki Tyynenmerenkatu 2 00220 Helsinki Finland

Map and directions

How to get there

Refund Policy

Contact the organizer to request a refund.

About this event

  • 4 days 9 hours
  • Mobile eTicket
Event image

Early Bird Registration: December 12, 2022 - March 5, 2023 

  • $ 895 member

Normal Registration: March 6, 2023 - April 13, 2023

  • $ 995 member
  • $1295 non-member

Late Registration: April 14, 2023 - May 11, 2023

  • $ 1095 member
  • $ 1395 non-member

Guest Tickets for CUG Night Out

CUG Night Out is included in the registration fee for attendees, but if you would like to bring a guest, someone not registered for the conference, they will need a guest ticket. Visit the Local Arrangements page,, for information. 

  • CUG Night Out Early Bird Registration: December 12, 2022 - March 5, 2023: $ 75
  • CUG Night Out Normal Registration: March 6, 2023 - May 10, 2023: $100

Registration for the XTreme SIG

Members of the XTreme SIG that are also registered for the conference may attend the SIG meeting. Participation in the XTreme SIG is restricted to authorized representatives of SIG Member sites only and is not open to non-members. The XTreme SIG will meet on Sunday, May 7, 2023.

Please Note: Reservations by attendees at the Clarion Hotel Helsinki must be received before Thursday, April 20, 2023. The hotel will continue to accept reservations after the cut-off date, based on room and rate availability.

Cancellation/refund policy: Conference registration cancellations must be received by the CUG Office,, by April 30, 2023. All registration fees will be refunded if the cancellation is received by that date.

What are the important deadlines for the event?

All dates and times are in the local timezone of the conference. For the dates below starting times are 12:00 AM for registration opening days and 11:59 PM for deadlines (abstract submission, room block, and papers). 

  • 12 Dec 2022: Early-bird Registration Opens
  • 17 Jan 2023: Abstract Submission Close
  • 6 Mar 2023: Normal Registration Opens
  • 20 Apr 2023: Room Block Deadline
  • `14 Apr 2023: Paper/Presentation Due
  • 14 Apr 2023: Late Registration Opens
  • 7 May 2023: XTreme SIG
  • 8-11 May 2023: CUG Conference

Who may attend? 

CUG meetings are not open sessions according to our organization's bylaws and guidelines. Attending CUG requires a documented affiliation with a CUG member site, sponsor, or approval as a visitor by one of the CUG officers. Admittance to any meeting session requires the appropriate identification badge. Approved non-members may register at the non-member rate during the normal or late period. 

Employees of a CUG Member site (identified by CUG Site Code), and users of computing services provided by a CUG Member site (as confirmed by the site voting representative), may attend a CUG meeting at the member rate. If you have any question about eligibility to attend please contact the CUG Board prior to registering or making travel arrangements.

What are my transport options getting to the event?

There are numerous transportation options, from the Helsinki airport.

Where can I find details on hotel accommodations and social events?

You can find hotel booking information and social event details on the CUG 2023 Local Arrangements,, page.

Where can I contact the organizer with any questions?

You can contact the local arrangements committee by emailing 

Is my registration/ticket transferable?

Yes. If you are not able to attend you may transfer your registration to another person by contacting 

Can I update my registration information?

Yes. Follow the links in the confirmation e-mail message to update your registration information.