Standard office supplies and 2 computers.
1-2 gallons water, 1 gallon minimum.
Keurig mini coffee maker
Engineers scale english, metric units, and Architects scale (Amazimg, this is ancient tech)
Shelf stable food for snacks and meals (1 day)
Knife + Extreme Scissors
Flashlight + (I have a mini flashlight on my keychain)
Simple First Aid Kit (Bandaids, Aspirin, Tylenol )
Pencil sharpener - And yes I still use colored pencils sometimes. I'm an old fart at 50 who hasn't found a great replacement for markup.

Pretty light, but main kit is in auto which is in open parking lot with no possible obstructions to access. Also, home location is only about 3 miles from work location. I have a decent kit in auto since I may need to negotiate 50 to 400 miles to get to a safe location.

-Tommy