Managed IT and Managed Security · Leesburg, VA

Managed IT and Managed Security

IT That Just Works, With Security Built In.

Capital Cyber runs the IT and security for commercial and government clients, for one fixed monthly cost. When you need CMMC or another compliance framework, our Compliance Division, Capital Cyber Compliance, delivers it.

A cybersecurity firm providing IT services, not an IT company providing cybersecurity services.

10+ years
in cybersecurityThe founder's own track record.
24/7
SOC monitoringPart of managed security.
30 min
to contain a live phishing attemptLimberakis Dental, as published February 14, 2025. Read it
110 of 110
controls met on our most recent Level 2 engagementIron Lift. As of 2026-09-15, per Iron Lift's self-assessment.
CyberCert SMB1001 Gold certified, Level 3

Certified Ourselves

Capital Cyber holds CyberCert SMB1001:2026 Gold, Level 3.

Certificate holder: Telco D1 LLC, trading as Capital Cyber. Issued March 11, 2026, expires March 12, 2027.

What We Run for You

Three Things, One Team.

Your IT, your security, and the compliance work that sits on top of both. We run the first two. Our Compliance Division delivers the third, so the people writing your documentation and the people running your systems do not drift apart.

Managed IT: four jobs run in the backgroundA computer screen with a list of support tickets marked resolved, connected to four services: help desk, monitoring, maintenance and backups, all under one fixed monthly cost.Help deskMonitoringMaintenanceBackupsOne fixed monthly cost

Managed IT

A help desk for your staff, monitoring and maintenance in the background, and backups, all at a fixed monthly cost.

Managed security: a loop that never stopsA shield at the center of a cycle with four stages: monitor around the clock, detect a threat, respond to it, then test and retest to find where to look first, and back to monitoring.1Monitor 24/72Detect3Respond4Test and retest

Managed Security

Around-the-clock monitoring and response, plus the testing, training and security leadership that show you where to look first.

Compliance: the documents and the systems kept in stepTwo panels joined by one team. On the left, the documents an assessor asks for, written by the Compliance Division, Capital Cyber Compliance: System Security Plan, policies and POA&M. On the right, the systems Capital Cyber runs: monitoring, backups and the help desk.THE DOCUMENTSTHE SYSTEMSSystem Security PlanPoliciesPOA&MMonitoringBackupsHelp deskCompliance DivisionCapital CyberOne team

Compliance, by Capital Cyber Compliance

CMMC, NIST SP 800-171 and the documents an assessor asks for, delivered by our Compliance Division, Capital Cyber Compliance.

Managed AI: an assistant on your own data, and guardrails around AI useOn the left, a business's inbox, documents and data feed a custom AI assistant that Capital Cyber hosts and runs. On the right, the guardrails of secure AI adoption: an acceptable use policy, data controls and a check for unsanctioned AI, delivered with managed security.AI ASSISTANTSGUARDRAILSInboxDocumentsYour dataHosted and run by usAcceptable use policyData controlsUnsanctioned AI checkWith managed security

New: Managed AI

AI Your Team Can Use, Run Like the Rest of Your IT.

Custom AI assistants built and run on your own data, and the policy and controls that let your staff use AI tools without handing them your data.

How It Works

One Team, One Monthly Cost, No Surprises.

  1. We talk. Thirty minutes on how your business runs and what you have today.
  2. You get a scoped monthly price. Fixed, set to your environment, given on the call.
  3. We run it. Your help desk, monitoring and security, with a bad week on our side of the ledger.

Who We Serve

Commercial and Government Clients.

Businesses that hold sensitive information and answer to a contract, a regulator or an insurer. Four have their own pages: government contractors, accounting firms, auto repair shops and dental practices.

Which CMMC level applies to a government contractorA decision diagram. Your contract decides what you handle. Federal Contract Information leads to CMMC Level 1, the 15 requirements of FAR 52.204-21. Controlled Unclassified Information leads to CMMC Level 2, the 110 requirements of NIST SP 800-171.Your contractHandles FCIFederal Contract InformationHandles CUIControlled Unclassified InfoCMMCLevel 115 requirementsFAR 52.204-21CMMCLevel 2110 requirementsNIST SP 800-171

Government Contractors

Managed IT and security for defense and federal suppliers. CMMC work is delivered by Capital Cyber Compliance.

What the FTC Safeguards Rule asks an accounting firm forOn the left, a locked folder of what a firm holds: tax returns, Social Security numbers and banking details. On the right, the six things the updated rule asks for: a written information security plan, a designated Qualified Individual, regular assessments, staff training, encryption and multi-factor authentication, and an incident response plan.CLIENT DATATax returnsSSNsBanking detailsSAFEGUARDS RULE ASKS FORWritten security planA Qualified IndividualRegular assessmentsStaff trainingEncryption and MFAIncident response plan

Accounting and Professional Services

Protection for client financial data, and a security program that supports FTC Safeguards Rule requirements.

Where patient data lives in a dental practiceFour systems inside one monitored boundary: imaging, electronic health records, practice management and insurance data, watched 24/7, with HIPAA compliance management alongside.Monitored 24/7ImagingHealth recordsPractice managementInsurance dataHIPAA compliance management

Dental Practices

Patient data protected without slowing the clinical workflow, with HIPAA compliance management.

In Their Words

NAMED CLIENTS

“Their service was excellent and incredibly prompt in resolving the issue when my email was compromised, ensuring my security and peace of mind.”

George Brown, Prestige Strategies LLC

“As the president of a 32-year-old mortgage company, protecting our clients' sensitive data is a top priority. After a year of using Capital Cyber, I can confidently say they are the best in the business when it comes to ransomware, phishing, and hacker protection. Their team monitors all our computers.”

Ed Fussell, President of a mortgage company

Case Studies

2 OF 4
A speaker on camera in the Iron Lift video case study
Video: CMMC Compliance Case Study, Iron Lift and Capital Cyber (YouTube)

Iron Lift

A construction company that needed CMMC to stay competitive for government work, with no cybersecurity or compliance team in-house.

CMMC Level 2 · self-assessment · verified 2026-09-15

Two dentists seated together in the Limberakis video testimonial
Video: Dr. Cary and Jonathan Limberakis, a dental cybersecurity success story (YouTube)

Limberakis Dental

A 47-year Philadelphia practice protected without disrupting its clinical workflow, and a spoofed link stopped before any endpoint saw it.

As published on capital-cyber.com, February 14, 2025

Need CMMC?

That Is Capital Cyber Compliance.

Defense contractors who arrive here looking for CMMC are one click from our Compliance Division, which does that work every day. Pick the page that matches the question you are asking.

I Need to Know Where I Stand

A CMMC Level 2 gap assessment, priced and published on the Capital Cyber Compliance site.

CMMC Gap Assessment

I Need the Work Done

System Security Plans, policies, POA&Ms and a managed program.

CMMC and CUI Services

I Want to See the Proof

CMMC engagements, named, with the numbers beside them.

CMMC Case Studies

Ready to Hand Off Your IT and Security?

A call is a conversation, not a pitch. Tell us how your business runs and we will tell you what we would manage.

Looking for CMMC? Our Compliance Division, Capital Cyber Compliance, delivers it.

Under 25 people? Apply for an in-kind cybersecurity grant from Cyber Grants Alliance, a nonprofit. No cost to you.

Book a 30-Minute Call