Security Clearance Lawyers Who Win Cases Nationwide
IT’S OUR TURN TO FIGHT FOR YOU.
When your security clearance is at risk, so is everything you’ve worked for—your job, your income, your reputation, and your future. At National Security Law Firm, we don’t just understand what’s at stake—we live it, fight for it, and win it. Whether you’re applying for the first time, responding to a denial, or trying to avoid costly mistakes, our elite legal team is ready to step in and secure your success.
We represent military personnel, federal employees, government contractors, and private-sector applicants nationwide. From pre-application advice to aggressive clearance appeals, this is what we do—day in and day out.
🔐 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 Interrogatory (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 your average lawyers. We’re a team of former clearance adjudicators, military JAGs, federal prosecutors, DOHA attorneys, and national security insiders—and we know how the system works from the inside out.
✅ Attorney Review Board
Every case is reviewed by multiple experienced attorneys. This isn’t a one-person shop. You get the full force of a team.
✅ Insider Knowledge
We’ve sat on both sides of the table—as government lawyers and clearance decision-makers. We know their playbook.
✅ Specialized Focus
Security clearance law isn’t a side gig. It’s our primary mission.
✅ D.C.-Based, Nationwide Reach
Located in the heart of the federal bureaucracy, but helping clients across the U.S. and abroad.
✅ Veteran-Owned. Military-Strong.
We’re proud to be founded and staffed by disabled veterans who’ve fought for this country—and now fight for you.
✅ Free Consultation ($500 value) – No charge, no pressure.
✅ Flexible Legal Financing – Through Pay Later by Affirm, spread payments over 3–24 months.
✅ Plus: NSLF’s Security Clearance Resource Hub
⚠️ Before You Hire Any Security Clearance Lawyer—Read This
Not all lawyers are created equal. Clearance law is a niche field that demands experience, government insight, and relentless advocacy. Too many firms advertise clearance work without understanding what it takes to win.
👎 Hidden fees
👎 No federal or military background
👎 Poor communication
👎 No litigation experience
👎 Fake reviews or shady sales tactics
Don’t risk your career on the wrong attorney.
READ 👉 18 Red Flags to Watch Out for When Hiring a Security Clearance Lawyer
Don’t take chances with your livelihood. Arm yourself with the truth.
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
❗️ 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
🔒 SECURITY CLEARANCE INSIDER HUB
Whether you’re applying for your first clearance, facing a denial, or trying to clean up a complicated SF-86, we know one thing: you’ve got questions—and the stakes are high. Losing or being denied a clearance can cost you your career, your income, and your future. But with the right knowledge and the right legal strategy, you can fight back and win.
That’s why we built the most comprehensive, plain-English security clearance blog library on the internet. Backed by decades of real government, military, and adjudicative experience, these resources walk you through every stage of the clearance process—from the initial application to complex appeal strategies after a revocation. Start with your biggest concern, or scroll through our most popular categories to get ahead of potential issues before they spiral into problems. And if you need help, we’re just one click away.
🧭 Getting Started: Process & Applications
- The Ultimate Guide to U.S. Security Clearances (2025)
- Complete Guide to the Security Clearance Process: From Application to Appeals
- Guide to Federal Background Checks and Security Clearances
- What Are the Levels of Security Clearances?
- Step-by-Step Guide to the Security Clearance Process (From Application to Final Determination)
- FAQs About Security Clearances: Top 50 Questions Answered
- How to Get a Security Clearance Without Joining the Military
- 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 Long Does It Take to Get a Security Clearance? Realistic Timelines for 2025
- How to Speed Up the Security Clearance Process: 6 Insider Hacks
- Debunking Security Clearance Myths: Separating Fact from Fiction
- What is the new Continuous Evaluation Program for Security Clearance Holders?
- Enhanced Suitability and Conduct Standards: What This Means for Federal Employees
- What Causes Delays in the Clearance Process—and How to Avoid Them
- Switching Clearance Levels: From Secret to TS/SCI (or Vice Versa)
- What Happens If You Voluntarily Give Up Your Clearance? Can You Get It Back Later?
- What Causes Delays in the Clearance Process—and How to Avoid Them
- What Happens If You Voluntarily Give Up Your Clearance? Can You Get It Back Later?
- FBI Security Clearance
⚖️ Legal Strategies
- Best Defense Strategies for a Security Clearance Denial
- How to Maximize Your Chances in a Security Clearance Appeal
- What Makes a Strong (or Weak) Security Clearance Case? Expert Insights
- Security Clearance Appeal Success Rates: What the Numbers Really Say
- The #1 Clearance Response Mistake We See—And How to Avoid It
- Top 7 Mistakes That Sink Security Clearance Appeals
- How to Win a Security Clearance Appeal (And What NOT to Do)
- Top 5 Reasons People Lose Their Security Clearance
- Worried About Your Security Clearance? Here’s What You Need to Know
- How We Win the “Unwinnable” Clearance Cases: Inside NSLF’s Strategy Vault
⚖️ Legal Representation & Cost
- 18 Red Flags to Watch Out for When Hiring a Security Clearance Lawyer
- Do You Really Need a Lawyer for a Statement of Reasons Response?
- Flat Fee vs. Hourly Billing: Which Security Clearance Lawyer Model Works Best?
- How Much Does a Security Clearance Lawyer Cost? Understanding the Value of Quality Legal Representation
- How Security Clearance Financing Works (with Affirm Payment Plans)
- Why Choose NSLF for Your Security Clearance Case?
- How to Judge A Security Clearance Lawyer’s Experience
- How to Find the Best Security Clearance Lawyer for Your Case
📝 SF-86 Application, Investigation & Interview Help
- The #1 Mistake Security Clearance Applicants Make on the SF-86—And How to Avoid It Before It’s Too Late
- SF-86 Application Advice and Document Preparation
- What Happens If You Lie on the SF-86? Legal Risks & Defense Strategies
- How to Fill Out the SF-86 Correctly: Red Flags & Costly Mistakes to Avoid
- Top 10 Questions People Ask About the SF-86 (And Our Honest Answers)
- What You MUST Disclose on the SF-86—And What You Can Leave Out
- Do I have to Disclose Expunged or Sealed Offenses on the SF-86?
- Do You Have to Disclose Counseling or Therapy on the SF-86?
- How Far Back Does the SF-86 Go? What You’re Expected to Remember
- How to Explain a Criminal Record on the SF-86 Without Torpedoing Your Clearance
- What to Expect During a Security Clearance Interview: Pro Tips to Impress the Investigator
🧠 Adjudicative Guidelines, Statutes, and Regulations
- Security Clearance Statutes and Regulations
- 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)
🚫 Denials, Suspensions, Revocations & Appeals
- What Will Disqualify You From a Security Clearance?
- Overview of the Security Clearance Appeals Process for Military, Civilian, and Government Contractors
- The Clearance Appeal Survival Guide: How to Turn a Denial Into a Second Chance
- Reasons for the Denial or Revocation
- 12 Tips for Responding to a Statement of Reasons SOR
- What is a Statement of Reasons (SOR)?
- Lost Security Clearance Due to Loss of Jurisdiction (LOJ)? We Can Help You Get Sponsored and Appeal
- Denied a Security Clearance? Here’s What to Do Next
- Understanding the Different Levels of Suspension: Temporary vs. Indefinite
- How to Write a Statement of Reasons Rebuttal Letter (Includes Sample Language)
- Sample Letters That Win Clearance Appeals (And Why They Work)
- How to Request a Copy of Your Background Investigation (FOIA or Privacy Act)
- Security Clearance Reinstatement After Revocation: Can You Get It Back?
- What Happens After You Lose Your Clearance? Career Options & Employment Rights
- I Lost My Security Clearance. Now What?
🧩 Disqualifying Issues & Risk Factors
- Alcohol and Drugs in Security Clearance Applications
- Bankruptcy and Security Clearance Eligibility: A Complete Guide
- Bankruptcy and Security Clearances
- Debt and Security Clearances
- Does Dual Citizenship Disqualify An Applicant For A Security Clearance
- What You Should Know About Filing Your Taxes and Security Clearance
- Pornography, Sexual Behavior, and Your Security Clearance: Understanding the Implications
- Online Porn, Browser History, and Security Clearances
- Legal Insights on Recreational Marijuana and Military Relations in Colorado Springs
- How New Security Clearance Rules Can Affect Military Personnel Facing Financial Issues
- Will CBD Products Trigger a Concern in the Security Clearance Process?
- I suffered from mental health issues when I was much younger, will they look at that?
- How to Clean Up Your Finances Before Applying for Clearance
🧠 Mitigation Strategies
- Complete Mitigation Guides
- Complete Guide to Mitigating Guideline A: Allegiance Concerns
- Complete Guide to Mitigating Guideline B: Foreign Influence Allegation
- Complete Guide to Mitigating Guideline C: Foreign Preference
- Complete Guide to Mitigating Guideline D: Sexual Behavior Concerns
- Complete Guide to Mitigating Guideline E: Personal Conduct
- Complete Guide to Mitigating Guideline F: Financial Concerns
- Security Clearance Nightmare? Here’s the One Document That Could Save You
- What Really Works? The Clearance Mitigation Strategies That Actually Win Cases
- Security Clearance in Jeopardy? Use These Proven Mitigating Factors to Win It Back
🧩Polygraphs: Truths, Myths & Defenses
⚖️ Security Clearance Hearings: Prep, Expectation & Strategy
🧠Foreign Influence & FOCI
- Navigating Foreign Ownership, Control, or Influence (FOCI) Mitigation
- How to Approach Security Clearance Compliance in an M&A Transaction
- Foreign Spouse or Contacts? How to Handle Foreign Influence Concerns
⚖️ Facility Security Clearances & Compliance
⚖️ Whistleblower & Retaliation Protections
- Indefinite Security Clearance Suspensions: A Hidden Threat to Federal Whistleblowers
- Retaliatory Security Clearance Suspensions and Indefinite Suspensions Without Pay: A Crucial Update on DOJ’s Compliance with Security Clearance Reviews
- Protecting Whistleblowers from Security Clearance Revocations: A Critical Need for Fairness and Accountability
⚖️ First Amendment Issues
- Challenging the Limits of Egan: A Victory for Constitutional Rights in Security Clearance Cases
- Protecting First Amendment Rights in Security Clearance Revocations: The Need for Accountability and Fairness
Ready to Take Action? Let’s Talk.
If you’re here, it’s because your career, clearance, or reputation is on the line—and you’re not willing to take chances. Neither are we.
At National Security Law Firm, we don’t just handle clearance cases—we live and breathe them. Our team includes former adjudicators, prosecutors, judges, and military attorneys who know exactly how the government thinks. We’ve helped thousands of applicants turn denials into approvals, clear red flags before they become roadblocks, and defend their future with confidence.
✅ Free consultations
✅ Nationwide representation
✅ Transparent, flat-rate pricing
✅ Flexible financing through Affirm—so you can get help now, not later
Don’t wait for the situation to get worse. Book your free consultation today ($500 value) and let us start building the strategy that wins your case.