Port of Seattle: 457 and 401a Retirement Plans

Port of Seattle 457 and 401 Retirement Plans


Are you on track for retirement? The Port of Seattle and MissionSquare Retirement invite you to learn more and manage your 457 Deferred Compensation and 401a Defined Contribution Plans online. 

Get started by taking an important first step for your retirement – sign up to save.

Join Your 457 Plan

Plan Numbers

After Receiving the 401a Welcome Letter, Select Investments and Beneficiaries

Manage Your Account

Log into Your Account

  • See your balance
  • Review your contributions
  • Manage your investments

Need additional help? Contact MissionSquare Retirement Participant Services at (800) 669-7400.

Mobile App

Learn More

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Plan Information

Your 457 Plan

Consolidate Your Previous Employer Accounts

More Investment Choices:
The MissionSquare Brokerage program  provides you access to additional investment options, including more than 13,000 mutual funds as well as ETFs and individual securities such as stocks and bonds.

Your MissionSquare Retirement Representative

Contact your Retirement Plans Specialist if you need assistance with:

  • Enrolling in your plan
  • Pre Tax vs. Roth contributions
  • Roll-ins to your MissionSquare Retirement account
  • Investment strategy and how much to save
  • Distribution options
  • Pre-retirement checkup

Sonia RogersSonia Rogers
MissionSquare Retirement Plans Specialist
(202) 759-7143

MissionSquare Retirement Financial Planning Services

Our CERTIFIED FINANCIAL PLANNER™ professionals can help with your comprehensive financial planning needs to and through retirement. To learn more about financial planning services, contact your Retirement Plans Specialist.

Financial Planning Webinars

Retirement doesn't have to be complicated. Register for one of our financial planning webinars that can help you prepare to enjoy your retirement your way.

About MissionSquare Retirement

Founded in 1972, MissionSquare Retirement is a non-profit independent financial services corporation with a mission to help public sector employees build retirement security. Learn more at www.missionsq.org/about.

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