Fun business name which plays on the word "Ongoing".
Ongoin has only six characters and just two syllables. Two-syllable names are very rare and extremely prestigious. Successful brands using two syllable names include Google, Kleenex and Subway.
Ongoin.com is a dot com domain. Dot com domains are the most desirable top-level-domain in the world, used by famous websites like twitter.com. A dot com is the first thing people think of when they think of a website.