Definitions of per pro
(usually: pp or p.p.) a Latin phrase meaning with the authority of used by someone signing on behalf of another person, for example by a secretary signing a letter on behalf of a lawyer
Susan Carter pp Debbie Aldridge
There are multiple definitions - click on the translation that matches your context.
cláusula por poder means:
full
(usually: pp or p.p.) a Latin phrase meaning with the authority of used by someone signing on behalf of another person, for example by a secretary signing a letter on behalf of a lawyer
Susan Carter pp Debbie Aldridge