Best Cybersecurity Companies in Alexandria, United States

10 verified cybersecurity companies in Alexandria, Virginia, United States

$4.45M
Avg. Breach Cost
$190B globally
Market Size (2025)
2,200+ (avg)
Attacks Per Day
3.5M unfilled jobs
Skills Gap

Top Cybersecurity Companies in Alexandria

10 companies
#1Rapid7

Rapid7

4.6(0)US

Transforming Data Into Action

CybersecurityManaged Security Services (MSSP)Penetration Testing·<$25 · 1-9 emp. · From <$1000 · Est. 2000
#2Concourse Federal Group, LLC

Concourse Federal Group, LLC

4.0(0)Alexandria, Virginia, US

Creating Space for BOLD Ideas

CybersecurityManaged IT Services·1-9 emp. · Est. 2009
#3ProSphere

ProSphere

4.0(0)Alexandria, Virginia, US

The Power To Influence.

CybersecuritySoftware Development·1-9 emp. · Est. 2006
#4Matrix MSP

Matrix MSP

4.0(0)Alexandria, Virginia, US

IT Done Right

CybersecurityManaged IT ServicesIT Staff Augmentation·<$25 · 1-9 emp. · From <$1000
#5End-to-End Computing, LLC

End-to-End Computing, LLC

4.0(0)Alexandria, Virginia, US

Making cyber simple and affordable for YOU!!

Cybersecurity·1-9 emp. · Est. 2012
#6Work Consultants

Work Consultants

4.0(0)Alexandria, Virginia, US

IT services for businesses in the DC area.

CybersecurityManaged IT ServicesWeb Application Development·1-9 emp. · Est. 2003
#7Aligned Technology Solutions

Aligned Technology Solutions

4.0(0)US

Expert IT Outsourcing & Cybersecurity Solutions

CybersecurityManaged IT Services·1-9 emp. · Est. 2010
#8TAPE Technical and Project Engineering, LLC

TAPE Technical and Project Engineering, LLC

4.0(0)Alexandria, Virginia, US

Measure Us By Your Results.

CybersecurityManaged IT Services·1-9 emp. · Est. 2003
#9Supreme Solutions

Supreme Solutions

4.0(0)Alexandria, Virginia, US

Tomorrow's Solutions Provided Today.

CybersecurityManaged IT ServicesSoftware Development·1-9 emp. · Est. 2008
#10Mid-Atlantic Computer Solutions

Mid-Atlantic Computer Solutions

4.0(0)Alexandria, Virginia, US

Managed IT Services for your Apple devices

CybersecurityManaged IT Services·<$25 · 1-9 emp. · From <$1000 · Est. 2002

What Do Cybersecurity Companies Do?

Cybersecurity companies provide a range of services to protect organizations from digital threats. This includes Managed Security Service Providers (MSSPs) offering 24/7 SOC monitoring, penetration testing firms that simulate real-world attacks, vulnerability assessment teams that identify weaknesses, and incident response specialists who contain and remediate breaches. Many also offer compliance consulting for frameworks like SOC 2, HIPAA, PCI-DSS, and GDPR.

How to Choose a Cybersecurity Company in Alexandria

1

Certifications

Look for CISSP, CISM, CEH certified professionals and SOC 2 Type II audited operations.

2

Industry Focus

Healthcare needs HIPAA expertise; finance needs PCI-DSS. Choose specialists in your vertical.

3

Detection & Response

Evaluate mean time to detect (MTTD) and mean time to respond (MTTR) — top firms achieve <1 hour.

4

Scope of Services

Ensure coverage for endpoints, cloud, network, email, and identity — gaps create vulnerabilities.

Cybersecurity in Other United States Cities

FAQ: Cybersecurity in Alexandria

How much does cybersecurity cost for a small business?▼

Small businesses (10-100 employees) typically spend $1,000-$5,000/month on managed cybersecurity. This includes endpoint protection, email security, firewall management, and basic SOC monitoring. Penetration tests cost $5,000-$30,000 per engagement.

What is the difference between MSSP and MDR?▼

MSSP (Managed Security Service Provider) offers broad security monitoring and management. MDR (Managed Detection and Response) focuses specifically on threat detection, investigation, and active response. MDR is more hands-on and typically includes threat hunting.

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