Security Clearance Lawyers Who Win Cases Nationwide
It’s Our Turn to Fight for You.
At National Security Law Firm, we know what’s at stake when your security clearance is on the line—your career, your reputation, your future. Whether you’re applying for the first time, facing a denial or suspension, or simply want to strengthen your case with experienced legal guidance, our team is here to deliver results. We represent military personnel, federal employees, government contractors, and private sector applicants nationwide at every stage of the clearance process.
🔐 Full-Service Security Clearance Representation
We provide end-to-end legal support for every stage of the security clearance process—from application support to aggressive defense when your clearance is threatened.
✅ Application & SF-86 Support
- SF-86 Application Review & Legal Advice
Ensure your form is error-free, honest, and strategically prepared to avoid red flags and delays. - Pre-Application Consultations
Identify potential concerns before you apply so you can address or mitigate them in advance. - Polygraph and Interview Prep
Know what to expect and how to answer truthfully without hurting your case.
⚠️ Clearance Denials, Revocations, and Suspensions
- Letter of Intent (LOI) & Statement of Reasons (SOR) Responses
We craft powerful responses that address concerns and maximize your chance of approval. - DOHA Hearings and Federal Agency Appeals
Our litigators appear before the Defense Office of Hearings and Appeals (DOHA), Department of Energy (DOE), and other federal agencies nationwide. - Suspensions & Revocations
Whether you’re under Continuous Evaluation or facing emergency suspension, we can intervene fast. - Whistleblower Protections
If you believe your clearance is being retaliated against for protected activity, we can help.
💵 Flat Fees. No Surprises.
You deserve clarity—not just in your clearance, but in your legal costs too. That’s why we offer straightforward flat-fee pricing for all security clearance matters:
| Service | Flat Fee |
| SF-86 Review | $950 |
| LOI Response | $3,500 |
| SOR Response | $5,000 (includes $3,000 credit if you previously hired us for the LOI) |
| Hearing Representation (includes travel) | $7,500 |
Legal financing is available through Pay Later by Affirm—spread payments over 3 to 24 months with no credit impact for checking eligibility.
🛡️ Why Choose National Security Law Firm?
We’re not just lawyers—we’re national security professionals. Here’s what sets us apart:
- Attorney Review Board: Every case is reviewed by multiple legal minds.
- Insider Knowledge: Our team includes former DOHA lawyers, federal agency counsel, security clearance adjudicators, and former Acting Chief Judges who served as the final decision-makers in high-stakes security clearance matters.
- Specialized Experience: We know security clearance law inside and out. It’s not a side practice—it’s what we do.
- D.C. Based: We’re in the hub of clearance decision-making.
- Veteran-Owned: Founded and staffed by disabled U.S. veterans.
- Nationwide Reach: No matter where you’re located, we can help.
We Understand How Hard It Is to Choose the Right Security Clearance Lawyer
We get it—putting your career in someone else’s hands is terrifying. When your security clearance, your job, and your future are on the line, choosing the right lawyer can feel overwhelming. There’s a lot of noise out there, and not all attorneys who advertise clearance work truly understand how to win these cases.
At National Security Law Firm, we don’t just practice security clearance law—we live and breathe it. Our team is made up of former military, intelligence community insiders, and agency lawyers who have seen these cases from the inside out. We know how high the stakes are, and we know how to fight smart, fast, and effectively.
Still not sure how to choose the right attorney for your case? We’ve got you covered. Read more below:
- Choosing the Wrong Clearance Lawyer Could Cost You Your Career—Here’s How to Choose Right
- How to Judge a Security Clearance Lawyer’s Experience
⭐ 4.9-Star Google Reviews
With hundreds of success stories and five-star reviews, our results speak for themselves.
👉 See what our clients say
🧠 Security Clearance Strategy Center
Our Security Clearance Strategy Center is your free, go-to library for understanding the system, avoiding mistakes, and getting insider strategies. Start with these resources (more added weekly):
-
- Adjudicative Guidelines: The 13 Things That Can Cost You Your Security Clearance (And How to Fight Back)
- Complete Guide to Guideline A – Allegiance to the United States
- Complete Guide to Guideline B – Foreign Influence
- Complete Guide to Guideline C – Foreign Preference
- Complete Guide to Guideline D – Sexual Behavior
- Complete Guide to Guideline E – Personal Conduct
- Complete Guide to Guideline F – Financial Considerations
- Complete Guide to Guideline G – Alcohol Consumption
- Complete Guide to Guideline H – Drug Involvement and Substance Misuse
- Complete Guide to Guideline I – Psychological Conditions
- Complete Guide to Guideline J – Criminal Conduct
- Complete Guide to Guideline K – Handling Protected Information
- Complete Guide to Guideline L – Outside Activities
- Complete Guide to Guideline M – Use of Information Technology Systems
- Step-by-Step Guide to the Security Clearance Process (From Application to Final Determination)
- Overview of the Security Clearance Appeals Process for Military, Civilian, and Government Contractors
- How to Fill Out the SF-86 Correctly: Red Flags & Costly Mistakes to Avoid
- What Happens If You Lie on the SF-86? Legal Risks & Defense Strategies
- SF-86 Application Advice and Document Preparation Attorneys
- What to Expect During a Security Clearance Interview: Pro Tips to Impress the Investigator
- Security Clearances and Polygraph Examinations: FAQs
- What is the New Continuous Evaluation Program for Security Clearance Holders?
- Enhanced Suitability and Conduct Standards: What This Means for Federal Employees
- Security Clearance Statutes and Regulations
- Can I Obtain a Security Clearance to Apply for Jobs That Require One?
- Enhance Your Hiring Process with Pre-Employment Security Clearance Screening
- Security Clearance Portability: Can You Take Your Clearance to a New Job?
- How Interim Security Clearances Work—and How to Get One Fast
- How to Request a Copy of Your Background Investigation (FOIA or Privacy Act)
- Can I Get a Security Clearance with Past Marijuana Use?
- Choosing the Wrong Clearance Lawyer Could Cost You Your Career—Here’s How to Choose Right
- How to Judge a Security Clearance Lawyer’s Experience
- Adjudicative Guidelines: The 13 Things That Can Cost You Your Security Clearance (And How to Fight Back)
❗️ Your Clearance. Your Career. Your Future. Don’t Risk It.
Every day you wait is another day the government is building a case against you. Whether you’re trying to get your clearance, save it, or clear your name—we have your six.
This isn’t the time to go it alone. You need an elite legal team with insider knowledge, courtroom experience, and a battle-ready approach to national security law.
- Free, no-pressure consultations
- Lightning-fast onboarding so we can act immediately
- Nationwide representation in all 50 states and overseas
- Clear, flat-rate pricing and flexible financing options
- Unmatched credentials: veterans, former federal attorneys, and seasoned DOHA litigators
Let us take the pressure off your shoulders and start building your defense now. You deserve a legal team that knows how to win.
🫨 The National Security Law Firm: It’s Our Turn to Fight for You.
🗓️ Book Your Free Consultation Now or call (202) 600-4996