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Established in 1980

Our growing staff of attorneys have a wide breadth of legal experience and provide a broad range of personal and business legal services and counseling.

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Our litigation practice is limited to appearances before administrative bodies and State and Federal Courts in the State of Maryland as well as Washington, D.C.

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We have a unique blend of legal services coupled with aggressive legal representation.

Maryland National Security & Clearance Lawyers

Government Employees and Contractors in Maryland

Security clearance is a fact of life for many government workers in Maryland, as well as countless employees of companies which contract with the government. Henault & Sysko Chartered was established by two career NSA employees who went on to practice law and saw the necessity for a law firm that focused on the needs of government employees and contractors. With deep-rooted connections in the intelligence community and a long-standing commitment to helping workers with national security issues, Henault & Sysko Chartered has grown to a comprehensive multi-attorney law firm helping clients not only with security clearance matters but with the full range of legal issues they encounter. Clients and their family members have come to count on the service, skill and professionalism of our Maryland national security & clearance lawyers for a diverse array of additional matters, including:

Helping Government Employees and Contractors Throughout the Intelligence Communities and Industrial Sectors

Henault & Sysko Chartered has a long history of working with government employees as well as employees of government contractors. We have helped individuals working directly within the various intelligence communities as well as employees, contractors and facilities engaged in a wide array of work with the federal sector where some level of security clearance is required. Firm co-founder Dennis J. Sysko is an electrical engineer as well as a lawyer and former NSA employee. He therefore possesses particular expertise in working with the high-tech community regarding federal contracts, legislation and multinational transactions.

Skilled and Dedicated National Security and Clearance Lawyers Here for You Whenever You Need Us

Our office is located in Glen Burnie, just minutes from Baltimore-Washington International Airport. We are also in close proximity to Fort Meade, the location of the ten consolidated Department of Defense Central Adjudication Facilities (DoDCAF), NSA headquarters and other important government sites. Call 410-768-9300 for a no-cost, confidential consultation regarding your legal matter. Weekend and evening meetings are available upon request. National security law can seem complicated and intimidating. Move forward with confidence knowing you have skilled and dedicated Maryland national security & clearance lawyers here for you whenever you need us. Call Henault & Sysko Chartered today.

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  • "From a grateful client"

    Henault & Sysko are very knowledgeable in regards to all matters related to Intelligence Community, IC, security and this was very much on display in my case. Their experience and ability to relate IC policy to the matters at hand and provide justifiable argumentation was invaluable. I recommend their service highly...

  • "Legal Representation for Clearance Decision"

    Henault & Sysko represented me regarding a recent clearance decision. From the beginning, you could tell they had taken on many clearance cases in the past, as they were very knowledgeable of my situation and what was needed to provide a strong appeal...

  • "Psychological security adjudication case"

    Henault & Sysko took on our difficult psychological security adjudication case and won. They were thorough in pulling together all the facts and in bringing in expert testimony. We are glad we chose them.

  • "Security clearance case"

    Henault & Sysko were very honest and forthright about my case. They knew what evidence was needed and had the right people on retainer. The appeal they wrote was comprehensive and expertly defended my interests. I would absolutely recommend them to anyone who is having their clearance revoked.

  • "Excellent, Aggresive, and Did Not Excessively Bill"

    Henault & Sysko provided a detailed, thorough, and aggressive defense of my case, which we won. They were fair in his billing. I did not feel they was attempting take advantage of me in terms of billed hours. I believe they provided me honest legal advice prior to taking my case.

  • "Great Attorneys"

    Henault & Sysko represented me and my family in a very emotional and volatile Estate Challenge within my own family and delivered on the what they promised me that they would do. They kept me in line emotionally. They helped us win a nice settlement and handled the entire legal challenge we made with integrity.

  • "Excellent Lawyers, would highly recommend!"

    I was referred to the Henault & Sysko firm by a family member.... They met with me and although the situation was utterly frustrating and nearly brought me to tears, they walked me through it and put my mind at ease.

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