Generous PTO and good health insurance.
Contribution to retirement is 15%.
Insurance and wellness plan benefits
Wellness stipend is the best
Paid time off with rollover and pay-out upon separation.
Retirement. The org puts 15% of your salary into your 403b (non-profit version of 401K) every year even if you don't put anything in. And it vests in only three years.
The generous PTO and retirement contributions.
I would feel more valued if pay is more evenly distributed and not kept at starvation wages like a for-profit.