Fun business name which plays on the word "Ongoing".
Ongoin has only six letters and only two syllables. Two-syllable names are highly rare and exceptionally valued. Two syllable names are used by established brands like Dropbox, Walmart and Subway.
Ongoin.com is a .com domain. Dot com domains are the most prestigious top-level-domain in the world, famously used by websites like google.com. When you own a .com, it is much easier to rank for your own name in search engines.