The Saint Lucia Mission of Seventh-day Adventists is comprised of several departments which assist in the fulfillment of the Gospel commision. They are as follows:

• Children
• Education
• Publishing
• Stewardship
• Women
• Health
• Youth
• Family Life / Men’s
• Personal Ministries
• Secretariat
• Sabbath School
• Treasury
• Communication
• Music
• ADRA
• Religious Liberty
• Chaplaincy
• Prayz FM