Retirement Plans Specialist
Work: (202) 759-7203
Email: mmarshall@missionsq.org
For account inquiries or problems, address changes, or any other customer service-related
issues, please contact MissionSquare Retirement Plan Services:
Phone: 1-800-669-7400
TDD: 1-800-669-7471
Fax: 202-962-4601
Para asistencia en Español llame al (800) 669-8216
MissionSquare Retirement’s automated voice line is available 24 hours a day, 7 days a week. You can also speak with a live Plan Services representative Monday through Friday between 5:30am and 6:00pm Pacific Time.