Yes, take the survey. Despite the fact that it’s not really anonymous and they spin the negatives to a positive it is the only way to let them know people are not happy. Even if they won’t admit, they will have to face reality eventually.
Oh, and be honest but not crude. A comment of “This place su-ks.” Isn’t as informative as specific complaints about specific issues.
I’ll go first - raises lag well behind inflation. Many of us are making less in real terms than five years ago.
Age discrimination - Over 35? Then you’re going to struggle for that next interesting project.
Reverse s-x discrimination - that cutie with the tight butt seems to have advanced really fast in two years even if she can’t write a clear memo.
Will it help? Probably not but it’s on record.