1) a person who makes and repairs things made of iron, especially horseshoes (blacksmith)

2) a person, business, that builds and repairs houses, hotels etc (builder)

3) a person in charge of a building's cleaning, repairs etc (caretaker)

4) a person who makes or repairs wooden parts of buildings etc (carpenter)

5) a person who sets up, repairs etc electrical apparatuses (electrician)

6) a skilled workman, especially one who repairs or adjusts machinery (mechanic)

7) a worker who fits and repairs water pipes (plumber)

8) a worker who repairs kettles, pans etc; to try to repair something without knowledge or skill (tinker)