Simplify the following text for a Grade 14 native English-speaking person.
Original: Grameen Foundation , which has an A-rating from Charity Watch , not only provides microloans in the USA itself ( the only developed country where this is done ) , but also supports microfinance institutions worldwide with loan guarantees , training , and technology transfer .
Simplified: Grameen Foundation USA , which has an A - rating from Charity Watch , supports microfinance institutions worldwide with loan guarantees , training , and technology transfer .