Duo LLC

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Their homepage, crawled JUL 31, 2026

At a glance

EmployeesNot reported

In business sinceNot reported

Industry

Sign Manufacturing

HeadquartersBaltimore, MD

SAM.gov UEIXEGQJCTHLLC5

CAGE code7S5B0

Incorporated inMD

DUO Signage + Graphics designs, produces, and installs custom signage and large-format graphics. The company uses large-format printing and CNC routing in its production process. It serves organizations across the United States that need wayfinding and branded spaces.

Supplier designations

Self-certified by the company in its SAM.gov registration

Facility	City	State	Employees	Status
Duo LLC	Baltimore	MD	—	● ACTIVE

Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.