'haven't organized' is a correct and usable form of written English.
You can use it when you need to describe a situation in which you have not completed an organizing task. Example: I haven't organized my desk yet, but I'm planning to do it this weekend.
"I think we haven't organized ourselves for the twenty-first-century globalization," Hillary admitted.
"We haven't organized the way the other side has," Mr. Steets said, "but it may come to that".
I don't take taxis all that often (I'm a big fan of my unlimited monthly MetroCard), but when I do, the conversations with the drivers are often one of the prime benefits, and I've often expressed to them my surprise that they haven't organized, or even unionized.
Schedule Strategically If you haven't organized your time, running around to meetings will be extremely stressful, says career consultant Simma Lieberman.
If you haven't organized all the furniture in your apartment, invest in a few folding chairs that can be used as seating for those who are feeling the trek across campus.
The millions of unemployed haven't organized or formed giant mobs like they did during economic depressions in the past, thanks largely to the stimulus programs that kept things from getting as bad as they once did.
Unlike other groups that face discrimination, fat people have not organized extensively to demand their rights.
Despite their problems, though, the players have not organized a players-only meeting.
Since then, people involved with AIDS issues have not organized meetings here.
The centers have sprouted up largely because labor unions have not organized in many fields where immigrants have gravitated, like restaurants, landscaping and driving taxis.
Tells how keep political control According to the people the writer talked to, black people have not organized to demand more power because they are afraid.
