The Administrative Support Unit provides support throughout the FSD. Support functions include processing working fund expenditures, ordering laboratory supplies, capital inventory, various administrative duties involving the laboratory budget, personnel inquiries, maintaining service agreement contracts, processing invoices, logging and maintaining all submitted court summonses, logging and processing training requests, processing work and leave reports, and maintaining the Departmental filing system. The Statistician performs routine statistical analysis of production metrics.

In addition to the FSD administrative staff, a contractual employee that is sub-contracted through LB & B Associates is assigned to provide security/receptionist coverage for the FSD front lobby security desk. This individual screens and logs all visitors, including personnel delivering evidence, and also monitors laboratory security cameras and corresponds with Headquarters and the Baltimore County Police Department regarding security issues.