Practically speaking types of company

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Across
  1. 3. This company sells houses and offices (4-6 letters)
  2. 6. Hotels and restaurants are in the ____ industry (11 letters)
  3. 7. a ____ company finds new employees (11 letters)
Down
  1. 1. Microsoft produces this. (8 letters)
  2. 2. Banks provide us with ____ services (9 letters)
  3. 4. Samsung is an ___ company (11 letters)
  4. 5. Car production is part of the ___ industry (10 letters)