xodor - Today, most often offices are organized according to the open space system. In office spaces organized according to this principle, employees are housed in one large room. Partitions and furniture are used for zoning. Usually open space offices have an isolated office for the director.

The cabinet principle of organizing office space is when the office space of a company is divided into cabinets. Each employee has his own place, and often a separate room for work.

There is also a mixed type in offices. In such offices there is also an open space where you can place, for example, managers, and offices.

lojato - I think that the issue of office renovation, workspace planning, use of building materials, etc. is best discussed with specialists.
I recommend you contact KOVA Interiors https://kova.uk.com/office-fit-out/
The specialists of this company were engaged in the planning and design of our office and monitored the progress of the work. KOVA Interiors is a commercial fit out company that has operated for over 12 years, providing office fit out services and
office design for companies based in London.