The Certified Nursing Assistant certification class offered by TIA School of Allied Health - New York (TIA School) claims to have a 99% job placement rate and claim to be the only school to offer to pay for your first exam retake. They are approved by the NY State Education Department and Department of Health.
Also called the Technical Institute of America, TIA School of Allied Health offers a great CNA program. They have an exam pass guarantee and offer unlimited practice time in labs to practice for your exam.