Protekon performs maintenance and development services for the ports railways and terminals of South Africa's state-owned transportation giant Transnet. It is similar in function to the company Transwerk which performs mainenance and development for the rolling stock of Transnet's railways divisions. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Company