Visa Support Letter Request

ACM has engaged Executivevents, a professional conference management firm, to issue visa letters.  Please follow the instructions below.

If you cannot access this form for any reason, please email acmsupportletters@executivevents.com with the following information:

  • Name as it appears on your passport
  • Current postal mailing address
  • Name of the conference you are registering for  
  • Registration confirmation number and/or
  • Title of your talk or presentation, if you are presenting
Step 1/3

Get Started

ACM is able to provide visa support letters to registered attendees, authors and speakers with accepted papers/posters/talks, and conference committee members. 

Please  allow up to 10  business days for your information to be reviewed and your support letter to be processed. All requests are handled in the order they are received.

Example: Henry James Stevenson
Example: hstevenson@email.com
Example: 123 Main St. or Main Street 123
Example: Apt. 3
Step 2/3

Conference

Only accepted authors/speakers and conference committee members may request a visa support letter prior to registering for the conference.

33rd ACM Conference on User Modeling, Adaptation and Personalization ( UMAP '25 ) | New York City NY USA | from June 16, 2025 to June 19, 2025
34th ACM SIGSOFT International Symposium on Software Testing and Analysis (ISSTA '25) | Trondheim Norway | from June 25, 2025 to June 28, 2025
62nd ACM/IEEE Design Automation Conference (DAC '25) | San Francisco CA USA | from June 22, 2025 to June 26, 2025
ACM MobiCom '25 | The 31st Annual International Conference on Mobile Computing and Networking | Hong Kong Hong Kong | November 3, 2025 to November 7, 2025
ACM REP '25 | ACM Conference on Reproducibility and Replicability | Vancouver BC Canada | July 29, 2025 to July 31, 2025
AIES '25 | AAAI/ACM Conference on AI, Ethics, and Society | Madrid Spain | October 20, 2025 to October 22, 2025
ANRW '25 | Applied Networking Research Workshop | Madrid Spain | July 22, 2025 to July 22, 2025
APSys '25 | 16th ACM SIGOPS Asia-Pacific Workshop on Systems | Seoul Republic of Korea | October 12, 2025 to October 13, 2025
ASIA CCS '25 | ACM Asia Conference on Computer and Communications Security | Hanoi Vietnam | August 25, 2025 to August 29, 2025
ASPLOS '26 | 31st ACM International Conference on Architectural Support for Programming Languages and Operating Systems | Pittsburgh PA USA | March 21, 2026 to March 25, 2026
ASSETS '25 | The 27th International ACM SIGACCESS Conference on Computers and Accessibility | Denver CO USA | October 26, 2025 to October 29, 2025
AutomotiveUI '25 | 17th International Conference on Automotive User Interfaces and Interactive Vehicular Applications | Brisbane QLD Australia | September 21, 2025 to September 25, 2025
BuildSys '25 | The 12th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation | Golden CO USA | November 20, 2025 to November 21, 2025
BuildSys '26 | The 13th ACM International Conference on Systems for Energy-Efficient Buildings, Cities, and Transportation | Banff AB Canada | June 15, 2026 to June 18, 2026
CCS '25 | ACM SIGSAC Conference on Computer and Communications Security | Taipei Taiwan | October 13, 2025 to October 17, 2025
CHI PLAY '25 | The Annual Symposium on Computer-Human Interaction in Play | Pittsburgh PA USA | October 13, 2025 to October 16, 2025
CHIIR '26 | 2026 ACM SIGIR Conference on Human Information Interaction and Retrieval | Seattle WA USA | March 22, 2026 to March 26, 2025
CI '25 | Collective Intelligence Conference |La Jolla CA USA | August 4, 2025 to August 6, 2025
CIKM '25 | The 34th ACM International Conference on Information and Knowledge Management | Seoul Republic of Korea | November 10, 2025 to November 14, 2025
COMPASS '25 | ACM SIGCAS/SIGCHI Conference on Computing and Sustainable Societies | Toronto ON Canada | July 22, 2025 to July 25, 2025
CSCW '25 | Computer-Supported Cooperative Work and Social Computing | Bergen Norway | October 18, 2025 to October 22, 2025
CSLAW '25 | Symposium on Computer Science and Law | Munich Germany | March 25, 2025 to March 27, 2025
CVMP '24 | European Conference on Visual Media Production | London United Kingdom | November 18, 2024 to November 19, 2024
CompEd '25 | ACM Global Computing Education Conference 2025 | Gaborone Botswana | October 21, 2025 to October 25, 2025
DigiPro '25 | The Digital Production Symposium | Vancouver BC Canada | August 9, 2025 to August 9, 2025
E-Energy '26 | The 17th ACM International Conference on Future and Sustainable Energy Systems | Banff AB Canada | June 15, 2026 to June 18, 2026
EAAMO '25 | Equity and Access in Algorithms, Mechanisms, and Optimization | Pittsburgh PA USA | November 5, 2025 to November 7, 2025
ESEM '25 | ACM / IEEE International Symposium on Empirical Software Engineering and Measurement | Honolulu HI USA | October 1, 2025 to October 3, 2025
ESWEEK '25 | ESWEEK 25: Twenty-first Embedded Systems Week | Taipei Taiwan | September 28, 2025 to October 3, 2025
FOGA '25 | Foundations of Genetic Algorithms XVIII | Leiden Netherlands | August 27, 2025 to August 29, 2025
GECCO '25 | Genetic and Evolutionary Computation Conference | Malaga Spain | July 14, 2025 to July 18, 2025
HPDC '25 | The 34th International Symposium on High-Performance Parallel and Distributed Computing | Notre Dame IN USA | July 20, 2025 to July 23, 2025
HRI '26 | ACM/IEEE International Conference on Human-Robot Interaction | Edinburgh Scotland UK | March 16, 2026 to March 19, 2026
HT '25 | 36th ACM Conference on Hypertext and Social Media | Chicago IL USA | September 15, 2025 to September 18, 2025
HotCarbon '25 | 3rd Workshop on Sustainable Computer Systems | Cambridge MA USA | July 10, 2025 to July 11, 2025
ICER 2025 | ACM Conference on International Computing Education Research | Charlottesville VA USA | August 3, 2025 to August 6, 2025
ICMI '25 | INTERNATIONAL CONFERENCE ON MULTIMODAL INTERACTION | Canberra ACT Australia | October 13, 2025 to October 17, 2025
ICONS '25 | International Conference on Neuromorphic Systems | Seattle WA USA | July 29, 2025 to August 1, 2025
ICSE '26 | 2026 IEEE/ACM 46th International Conference on Software Engineering | Rio de Janeiro Brazil | April 10, 2026 to April 19, 2026
ICTIR '25 | International ACM SIGIR Conference on Innovative Concepts and Theories in Information Retrieval | Padua Italy | July 18, 2025 to July 18, 2025
IDC '26 | Interaction Design and Children | Brighton United Kingdom | June 22, 2026 to June 25, 2026
ISPD '26 | International Symposium on Physical Design | Bonn Germany | March 15, 2026 tp March 18, 2026
ISSAC '25 | International Symposium on Symbolic and Algebraic Computation | Guanajuato Mexico | July 28, 2025 to August 1, 2025
IUI '26 | 31st International Conference on Intelligent User Interfaces | Paphos Cyprus | March 23, 2026 to March 26, 2026
K-CAP '25 | Knowledge Capture Conference 2025 | Dayton OH USA | December 10, 2025 to December 12, 2025
L@S '25 | Twelfth ACM Conference on Learning @ Scale | Palermo Italy | July 21, 2025 to July 23, 2025
MHV '26 | Mile-High Video Conference | Denver CO USA | February 2, 2026 to February 6, 2026
MICRO 2025 | 58th IEEE/ACM International Symposium on Microarchitecture | Seoul Republic of Korea | October 18, 2025 to October 22, 2025
MIDDLEWARE '25 | 26th International Middleware Conference | Nashville TN USA | December 15, 2025 to December 19, 2025
MobiHoc '25 | The Twenty-sixth International Symposium on Theory, Algorithmic Foundations, and Protocol Design for Mobile Networks and Mobile Computing | Houston TX USA | October 27, 2025 to October 30, 2025
MobiSys '26 | The 24th Annual International Conference on Mobile Systems, Applications and Services | Cambridge United Kingdom | June 21, 2026 to June 26, 2026
MobileHCI '25 | 27th International Conference on Mobile Human-Computer Interaction | Sharm El-Sheikh Egypt | September 22, 2025 to September 26, 2025
NANOCOM '2024 | The 12th Annual ACM International Conference on Nanoscale Computing and Communication| Chengdu China | October 23, 2025 to October 25, 2025
PEARC '25 | Practice and Experience in Advanced Research Computing | Columbus OH USA | July 20, 2025 to July 24, 2025
PEARC '25 | Practice and Experience in Advanced Research Computing | Columbus OH USA | July 20, 2025 to July 24, 2025
PLDI '26 | ACM SIGPLAN Conference on Programming Language Design and Implementation | Boulder CO USA | June 15, 2026 to June 19, 2026
POPL '26 | The 53rd Annual ACM SIGPLAN Symposium on Principles of Programming Languages | Rennes France | January 11, 2026 to January 17, 2026
RESPECT 2025 | Conference for Research on Equitable and Sustained Participation in Engineering, Computing, and Technology | Raleigh NC USA | July 14, 2025 to July 16, 2025
RecSys '25 | 19th ACM Conference on Recommender Systems | Prague Czech Republic | September 22, 2025 to September 28, 2025
SAP '25 | ACM Symposium on Applied Perception 2025 | Vancouver BC Canada | August 9, 2025 to August 10, 2025
SC '25 | The International Conference for High Performance Computing, Networking, Storage and Analysis | St Louis MO USA | November 16, 2025 to November 21, 2025
SCA '25 | The ACM SIGGRAPH / Eurographics Symposium on Computer Animation | Vancouver BC Canada | August 8, 2025 to August 10, 2025
SEC '25 | The Tenth ACM/IEEE Symposium on Edge Computing | Arlington VA USA | December 3, 2025 to December 6, 2025
SIGCITE 2025 | 26th Annual ACM Conference on Cybersecurity and Information Technology Education | Sacramento CA USA |November 6, 2025 to November 8, 2025
SIGCOMM '25 | ACM SIGCOMM 2025 Conference | Coimbra Portugal | September 8, 2025 to September 11, 2025
SIGDOC '25 | The 43rd ACM International Conference on Design of Communication | Lubbock TX USA | October 24, 2025 to October 25, 2025
SIGGRAPH '25 | Special Interest Group on Computer Graphics and Interactive Techniques Conference | Vancouver BC Canada | August 10, 2025 to August 14, 2025
SIGIR '25 | The 48th International ACM SIGIR Conference on Research and Development in Information Retrieval | Padua Italy | July 13, 2025 to July 18, 2025
SIGSPATIAL '25 | The 33rd ACM International Conference on Advances in Geographic Information Systems | Minneapolis MN USA | November 3, 2025 to November 6, 2025
SIGUCCS '26 | ACM SIGUCCS Annual Conference | Philadelphia PA USA | April 12, 2026 to April 15, 2026
SOSP '25 | ACM SIGOPS 31st Symposium on Operating Systems Principles | Seoul Republic of Korea | October 13, 2025 to October 16, 2025
SPAA '25 | 37th ACM Symposium on Parallelism in Algorithms and Architectures | Portland OR USA | June 28, 2025 to August 1, 2025
SPLASH '25 | ACM SIGPLAN International Conference on Systems, Programming, Languages, and Applications: Software for Humanity | Singapore Singapore | October 20, 2025 to October 27, 2025
TEI '26 | Nineteenth International Conference on Tangible, Embedded, and Embodied Interaction | Chicago IL USA | March 8, 2026 to March 11, 2026
UIST '25 | The 38th Annual ACM Symposium on User Interface Software and Technology | Busan Republic of Korea | September 28, 2025 to October 1, 2025
UbiComp '25 | The 2025 ACM International Joint Conference on Pervasive and Ubiquitous Computing / ISWC ACM International Symposium on Wearable Computers | Espoo Finland | October 10, 2025 to October 16, 2025
Web3D '25 | Web3D '25: The 30th International Conference on 3D Web Technology | Siena Italy | September 8, 2025 to September 9, 2025
womENcourage '25 | 12th ACM Celebration of Women in Computing | Brasov Romania | September 17, 2025 to September 19, 2025
Other
Step 3/3

Frequently Asked Questions

Can ACM issue me a letter of invitation?
Can ACM issue a visa support letter if I have not signed up for the conference yet, or if conference registration is not yet open?
Can ACM include my family in my visa support letter?
The embassy requires a local address and contact for the conference I’m attending in the United States. Can you supply this?
The embassy requires a local address and contact for the conference I’m attending outside of the United States. Can you supply this?
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Next step
Thank you for your request. Please allow up to 10 days to receive your letter. If you do not receive your letter within that time, please contact us at acmsupportletters@executivevents.com.
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