Mark-One Solutions

St. Louis Defense Tech Experts

Your trusted partner in serving the Department of Defense and Federal Government Agencies

Our mission is to exceed customer expecations by delivering solutions that empower them to achieve their goals.

Why choose Mark-One Solutions?

As an SDVOSB, we bring the best of both worlds—small business attention with big business capabilities. Our clients experience:

  • Agility and Flexibility
    We adapt quickly to evolving project needs with lean management structures, ensuring we’re always aligned with your objectives.
  • Responsive, Customer-Focused Service
    Your satisfaction is our priority. We maintain strong relationships with our clients and deliver solutions that meet your specific requirements.
  • Proven Experience
    With a track record of successful partnerships nationwide, we have the experience and know-how to exceed expectations.
  • Nationwide Reach
    No matter where you are, we can provide the support you need thanks to our expansive national presence.
United States Marine Corps

Core Competencies

Program & Project Management

Streamlined and efficient management solutions designed to meet project objectives and enhance operational effectiveness.

Information Technology

Expert IT consulting and implementation that delivers cutting-edge solutions tailored to your needs.

Finance & Accounting

Accurate, reliable, and efficient financial management services to ensure fiscal responsibility and transparency.

Leading DoD IT Contracting in St Louis

40+ Years Experience

Delivering high-quality IT solutions to the Department of Defense, CEO Mark Doherty brings over 40 years of experience in the Information Technology field, shaped by his distinguished military service and various leadership roles.

99.9% Uptime

Committed to keeping mission-critical systems running smoothly, we are fully dedicated to the mission and consistently deliver exceptional results.

DoD Mission Critical Programs

Mark Doherty has played a key role in the successful implementation and operation of numerous DoD programs over the past few years.

24/7 Support

Offering round-the-clock support for all IT needs.

Who we are

Mark-One Solutions, LLC is a Service-Disabled Veteran-Owned Small Business (SDVOSB), proudly founded in St. Louis, MO, the Geospatial Hub of the United States. Our leadership team and workforce are made up of more than 50% U.S. Armed Forces Veterans, bringing disipline, dedication, and a commitment to excellence in everything we do.

We offer the agility of a small business combined with the resources of a larger enterprise. Ourproven track record of exceptional past performance spans numerous satisfied clients across the United States in various areas of expertise.

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Reach Out Today

Fill out the contact form to get in touch with us. We're here to answer your questions and provide the support you need.

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