Examples of private pension plans

supplemental pension plans (pension funds)
personal or group registered retirement savings plans (RRSPs)
locked-in retirement accounts (LIRAs)
life income funds (LIFs)
registered retirement income funds (RRIFs)
annuity contracts purchased from an insurer
deferred profit sharing plans (DPSPs)
employees profit sharing plans (EPSPs)
top hat retirement plans
retirement agreements
stock bonus programs
stock options programs
etc.

Another useful link

Flash Retirement

Private Pension Plans

CompuPension

Tool for estimating your retirement income

It's free, intelligent and innovative. CompuPension is an effective and useful tool for knowing about the income sources that you will have after retirement.