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.

Need Cybersecurity in Alexandria?

Get matched with top local providers. Compare quotes and reviews — free.

Request Quotes →