colleague
adult
agreement
architect
architecture
blueprint
builder
building
business
businessman
caucasian
closeup
commercial
concepts
confidence
connection
construction
contractor
cooperation
designer
development
engineer
engineering
foreman
greeting
hand
hands
handshake
hardhat
helmet
housing
ideas
industrial
industry
males
manager
meeting
men
occupation
partnership
people
plan
professional
project
shaking
structure
success
team
teamwork
worker