ARK
ARK appears in tech as a file‑archive format and in business as an acronym for asset or knowledge management initiatives.
Miscellaneous
Altogether Ready For Kinship
Akasaka Roppongi Knot
Advisors Of Rubi Ka
Amazing Righteous Kids
Acknowledge And Reward Kids
At Risk Kids
Address Resolution Keys
Actively Restoring Kids
Akita Rescue Kennels
Akira Reina Kaiba
Acts of Random Kindness
Archival Resource Key
Acts of Regular Kindness
Automated Relational Knowledgebase
Animal Refuge Kansai
Community
Assessment Resource Kit
Artists Reaching Kids
Athletes Running for Kids
Adults Relating To Kids
Advanced Resources For Kids
Act of Random Kindness
International
Academic & Science
Computing
QUARK Compressed file archive
Managing your Money Archive file
ARC archive file
Advanced Rendering Kernel
Address Resolution Key