15 / 1111.11

Services of contract procedure for building works

15 / 1111.14

Economic planning

15 / 1111.15

Engineering offices for plant engineering

15 / 1111.17

Engineering offices for structural dynamics, measurement and calculation

15 / 1111.18

Engineering offices for construction planning and support

15 / 1111.19

Engineering offices for above-ground construction

15 / 1111.20

Engineering offices for underground construction

15 / 1111.21

Engineering offices for electrical engineering

15 / 1111.22

Engineering offices for materials-handling technology

15 / 1111.24

Engineering offices for traffic planning and technology

15 / 1111.25

Engineering offices for electronics

15 / 1111.26

Engineering offices for road construction

15 / 1111.28

Engineering offices for power engineering

15 / 1111.29

Engineeering offices for laser technology

15 / 1111.31

Engineering offices for architecture

15 / 1111.32

Engineering offices for solar architecture

15 / 1111.33

Engineering offices for building technology

15 / 1111.34

Engineering offices for water management

15 / 1111.37

Engineering offices for waste water engineering

15 / 1111.39

Engineering offices for clean-air technology