Built by a practitioner, for the programs she served.

Leadership

Jessica D. Miller, Founder & CEO

Jessica D. Miller is a U.S. Army veteran with 30 years of information assurance and IT experience supporting Department of Defense environments. She spent more than eight years as a Senior ISSO and Navy Qualified Validator for a Naval aviation research, development, test and evaluation enterprise, where she led RMF Assessment & Authorization, eMASS administration and continuous monitoring across classified and unclassified networks.

She has served as an RMF subject matter expert for a Naval surface warfare center and as IT/IA site and team lead for a Naval ordnance technical division. She holds an active security clearance and the CISM, CompTIA CASP+, GIAC GSLC, CompTIA Security+ and PMP credentials.

How we work

• Senior-led. The founder works on every engagement. Clients get the judgment they hired.
• Evidence first. Every artifact we write is built to survive an assessor's review, not just to close a ticket.
• Mission over paperwork. Compliance serves the mission. We keep systems secure and operating, then document it accurately.

The name

Winston & Miller joins two family names. The firm was founded to be run with care, to earn trust over decades, and to be carried forward by the next generation.

Company facts

Ownership	Veteran-led, woman-owned small business
Set-asides	SDVOSB and WOSB certifications in process with SBA
Primary NAICS	541512, Computer Systems Design Services
Other NAICS	541519 · 541511 · 541690 · 541611 · 611420
PSC	D310 · D307 · D399 · R408 · R425
SAM.gov	UEI and CAGE registration in process
Location	Washington, DC and Prince George's County, Maryland