A larger share of Raleigh's commercial space than most metros' is research: laboratories, clean space and the offices attached to them. That matters to a cleaning contract because a laboratory is the one building type where the cleaner works to the occupier's rules rather than to a cleaning specification, and a contractor who has never done it will either price defensively or under-scope.
Office and laboratory are two contracts in one building
The office floor is ordinary commercial cleaning. The laboratory has a do-not-touch list, a decontamination sequence performed by lab staff, and waste that never enters the cleaning contract. Splitting them explicitly on the schedule is what makes bids comparable and what protects both parties.
Ask which contractors have done lab space
This is a genuine capability question rather than a willingness one, and almost every contractor will say yes to it. The useful test is whether they ask for the do-not-touch list before quoting rather than after their first shift: the ones who ask have cleaned a laboratory before, and the ones who do not are pricing an office with benches in it. Ask for one reference site and what was in scope there.
Access and escorting drive the laboratory premium
Where a laboratory will not have an unescorted contractor in the space, the cleaning becomes an escorted daytime task at daytime rates. That, rather than the cleaning method, is usually where the cost difference sits.
Questions people ask about office cleaning raleigh
Do the published rates cover lab space?
No. Every figure in this record was published as a commercial or office cleaning rate. A laboratory's cost is driven by access and escorting, which none of them measured.
Can one contractor cover both?
Often, with two schedules. What you are testing is whether they have the discipline for the lab half, not whether they can clean an office.
Who cleans inside the equipment?
Laboratory staff, essentially always. The contract cleans the room.