Welcome To SombraSec Strategies
SombraSec Strategies LLC is a Service-Disabled Veteran-Owned Small Business (SDVOSB) specializing in NRC physical security consulting for advanced reactors, small modular reactors (SMR), microreactors, uranium enrichment facilities, and source material licensees. We also provide DOE Safeguards and Security (S&S) program support across the nuclear complex. With decades of DOE and NRC implementation and inspection experience, our experts help developers and contractors build inspection-ready physical security plans, security vulnerability assessments, and regulatory compliance programs under 10 CFR 73, 10 CFR 74, 10 CFR Parts 26, 37, 40, 95 and DOE O 470 series that keep licensing and construction on schedule.
Mission-Focused
We deliver innovative, inspection-ready solutions that protect assets and keep projects on track. Drawing on DOE and NRC experience, we help critical infrastructure owners, SMR developers, and advanced reactor programs meet regulatory requirements while strengthening national security.
Compliance Driven
We don’t just follow compliance—we’ve written and inspected against it. Our expertise with law, guidance, and inspection procedures ensures Physical Security, Contingency Response, Safeguards Information, and Training & Qualification programs are defensible, regulator-ready, and aligned with federal standards.
Independent & Experienced
As a Service-Disabled Veteran-Owned Small Business, we bring independent judgment backed by 30+ years of DOE & NRC safeguards and security leadership. With global inspection and policy experience, we deliver trusted strategies that withstand review and advance missions.
Our Services
~ NRC Security Consulting & Compliance ~
~ DOE Safeguards and Security Consulting and Readiness ~
~ Advanced Reactor, SMR & Microreactor Security Consulting~
