workplace; team one belongs to; affiliation
Refers to the organization, company, team, or department one is affiliated with. Often used in formal contexts like forms or introductions.
Please fill in your affiliation on the resume.
His workplace is a major trading company.
所属 is the general noun for affiliation or belonging, while 所属先 specifies the actual place or group.
Compound of 所属 (affiliation) + 先 (destination, place).