Schema del mulino a vento. Piacevole ingegnere maschio esperto in possesso di una matita e disegno di uno schema mulino a vento mentre si lavora sul progetto ambientale - Foto e immagini stock

Environmental project. Serious experienced male engineers looking at the draft and discussing it while focusing on their work

Taking notes. Handsome pleasant positive man holding a notebook and writing in it while working with his male colleague

Energy saving project. Handsome professional male engineer drawing and concentrating on this activity while working on the energy saving project

Environmental protection. Positive nice male environmentalists looking at the windmill drawing and discussing it while thinking about the planet

Two engineering working together and using digital tablet looking blueprint and analysis with architectural plan on desk.

Three young businessmen leaning at table and working at project together, business teamwork concept

Thinking together. Attractive concentrated young bearded man holding a pencil and standing at the table with his colleagues and discussing work with them

Working process. Determined concentrated successful colleagues sitting at the table and discussing work and having coffee

Moment of eureka. Two overjoyed young men sitting at the table full of blueprints and printouts and being happy to find a mistake in their calculations

Being a leader. Attractive concentrated young dark-haired man sitting at his table with his colleagues and discussing work and a woman writing in her notebook

Inspired speaker. Attractive young man holding a wind power station model and speaking enthusiastically about it while his upbeat colleagues listening to him with smiles

Our start-up. Joyful dark-haired man working on his laptop and his colleagues sitting in the background

Our project. Attractive serious young dark-haired woman sitting at the table with her colleagues and discussing work and the man showing a while little plastic model

Serious professional colleagues working on project and conducting analytic work while sitting in office