QUOTE
Businesses which want to be included in Wikipedia typically need a professional writing agency to assist in the composition, editing and coding of the article. But not just any writing company, one which has special expertise in encyclopedic writing, Web coding, research - and which knows how to navigate the often times quirky sea of Wikipedian groupthink.
That would be considered perfectly good grammar in Australia or South Africa. Maybe it was written by someone from there. Maybe they're trying to give the impression they're not based in the USA. Maybe they aren't based in the USA! Let's think of all the possibilities before assuming they're idiots.