female apprentice holding recycling..
Professional engineer with construction..
set glossy construction icon with..
Handshake partners for the construction..
helmet with two hammers in triangular..
Sign with houses and main house..
warning yellow sign with helmet..
yellow construction sign with handshake,..
construction background with bricks,..
The red round symbol of construction..
The button with helmet and two..
round sign of safety with house..
Vector color set of different people
warning construction sign with..
symbol house in safety with protection..