diff --git a/alembic/versions/8467440c4ae6_add_user_data_fields_to_invitations.py b/alembic/versions/8467440c4ae6_add_user_data_fields_to_invitations.py
new file mode 100644
index 00000000..1ba387fd
--- /dev/null
+++ b/alembic/versions/8467440c4ae6_add_user_data_fields_to_invitations.py
@@ -0,0 +1,54 @@
+"""add user data fields to invitations
+
+Revision ID: 8467440c4ae6
+Revises: d2390c547dca
+Create Date: 2019-05-31 12:40:10.457529
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision = '8467440c4ae6'
+down_revision = 'd2390c547dca'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('application_invitations', sa.Column('dod_id', sa.String(), nullable=True))
+    op.add_column('application_invitations', sa.Column('first_name', sa.String(), nullable=True))
+    op.add_column('application_invitations', sa.Column('last_name', sa.String(), nullable=True))
+    op.add_column('application_invitations', sa.Column('phone_number', sa.String(), nullable=True))
+    op.alter_column('application_roles', 'user_id',
+               existing_type=postgresql.UUID(),
+               nullable=True)
+    op.add_column('portfolio_invitations', sa.Column('dod_id', sa.String(), nullable=True))
+    op.add_column('portfolio_invitations', sa.Column('first_name', sa.String(), nullable=True))
+    op.add_column('portfolio_invitations', sa.Column('last_name', sa.String(), nullable=True))
+    op.add_column('portfolio_invitations', sa.Column('phone_number', sa.String(), nullable=True))
+    op.alter_column('portfolio_roles', 'user_id',
+               existing_type=postgresql.UUID(),
+               nullable=True)
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column('portfolio_roles', 'user_id',
+               existing_type=postgresql.UUID(),
+               nullable=True)
+    op.drop_column('portfolio_invitations', 'phone_number')
+    op.drop_column('portfolio_invitations', 'last_name')
+    op.drop_column('portfolio_invitations', 'first_name')
+    op.drop_column('portfolio_invitations', 'dod_id')
+    op.alter_column('application_roles', 'user_id',
+               existing_type=postgresql.UUID(),
+               nullable=True)
+    op.drop_column('application_invitations', 'phone_number')
+    op.drop_column('application_invitations', 'last_name')
+    op.drop_column('application_invitations', 'first_name')
+    op.drop_column('application_invitations', 'dod_id')
+    # ### end Alembic commands ###
diff --git a/atst/models/application_role.py b/atst/models/application_role.py
index 7b343cd8..9bd99699 100644
--- a/atst/models/application_role.py
+++ b/atst/models/application_role.py
@@ -42,7 +42,7 @@ class ApplicationRole(
     application = relationship("Application", back_populates="roles")
 
     user_id = Column(
-        UUID(as_uuid=True), ForeignKey("users.id"), index=True, nullable=False
+        UUID(as_uuid=True), ForeignKey("users.id"), index=True, nullable=True
     )
 
     status = Column(SQLAEnum(Status, native_enum=False), default=Status.PENDING)
diff --git a/atst/models/mixins/invites.py b/atst/models/mixins/invites.py
index f7212850..3ea84aed 100644
--- a/atst/models/mixins/invites.py
+++ b/atst/models/mixins/invites.py
@@ -45,6 +45,11 @@ class InvitesMixin(object):
 
     email = Column(String, nullable=False)
 
+    dod_id = Column(String)
+    first_name = Column(String)
+    last_name = Column(String)
+    phone_number = Column(String)
+
     def __repr__(self):
         role_id = self.role.id if self.role else None
         return "<{}(user='{}', role='{}', id='{}', email='{}')>".format(
diff --git a/atst/models/portfolio_role.py b/atst/models/portfolio_role.py
index 639680eb..c5e1fca8 100644
--- a/atst/models/portfolio_role.py
+++ b/atst/models/portfolio_role.py
@@ -48,7 +48,7 @@ class PortfolioRole(
     portfolio = relationship("Portfolio", back_populates="roles")
 
     user_id = Column(
-        UUID(as_uuid=True), ForeignKey("users.id"), index=True, nullable=False
+        UUID(as_uuid=True), ForeignKey("users.id"), index=True, nullable=True
     )
 
     status = Column(SQLAEnum(Status, native_enum=False), default=Status.PENDING)