• Within three years of retirement, ASRS members can register to attend the Route 3: Destination in Sight group meeting or online. In technical terms, your ASRS pension plan is a 401(a) Defined Benefit plan, while a 401(k) is classified as a Defined Contribution plan.Pinnacle Plan Design is a third party administrator (TPA) for employer-sponsored qualified retirement plans, with a physical location in Phoenix, Arizona. Top Tier Healthcare and Low Premiums. Three plan options are available. Help your employees plan, save, and invest for their future with 401(k) plan solutions. Need help planning for retirement? Find a qualified retirement planner in Maricopa County, AZ. Get advice on 401k, IRA, and other retirement plans. What's your chance of success? NOTE: Skip ahead to Payment Method section and complete the form.