Company record · observed Oct 9, 2026 · confidence 100%

UnclaimedIT service providerFounded 196811,000 staff

ManTechIT service provider profile · Herndon, VA

Always Advancing

Herndon, VAmantech.com ↗(703) 218-6000

Ownership: ––Public: YesTicker: ––Acquisition: ––Closed: ––

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MSP score · confidence 100%

30-day change: –– · 1 of 4 change types in 180 days

National rank#8,169of 45,502 · top 18%

VA#445of 2,380 · top 19%

Herndon#43of 175 · top 25%

Google 3.4★ (5)Security headers ADomain 32 yrs

MSP Signal ranks ManTech #8,169 of 45,502 IT service providers nationally. ManTech is an IT service provider in Herndon, VA, founded 1968, with 11,000 staff. It offers Cybersecurity, Data Analytics, Cloud Services.

Source: MSP Signal, ManTech company profile, Oct 9, 2026, https://mspsignal.com/msp/mantech

Score breakdown

5 pillars · weighted · 58.7 / 100

Reputation30%

57/100

Lifted by more Google reviews and a higher rating.

Presence25%

53/100

Lifted by a stronger website and public profiles.

Credibility20%

54/100

Lifted by a fuller record: services, credentials, pricing.

Scale15%

100/100

Lifted by team size.

Momentum10%

25/100

Lifted by more kinds of change in 180 days.

How the score works

Weighted contribution · how 58.7 is builtscore × weight = points

58.7of 100 · 41.3 unearned

0255075100

PillarScore / 100WeightPoints

Reputation

×30%17.1

Presence

×25%13.3

Credibility

×20%10.8

Scale

×15%15.0

Momentum

×10%2.5

▲ Momentum yields the fewest points per weight, the pillar with the most headroom.

30-day score Δ–no comparable history

30-day rank Δ–no comparable history

Change types · 180 d1 / 4momentum 25

Local rivals · 25 mihow chosen

2,858 IT service providers within 25 miBasemap © Esri, HERE, Garmin, OpenStreetMap contributors

Claim · free · local benchmarkPreview

rivals by score band · gap to nearest higher / lower · counts, locked rows are previews, not published facts

Signal feed

2 events · 26 wks ending Oct 11, 2026

Activity · returned samplelatest week: 2 events

Counts the returned sample; empty weeks do not prove complete monitoring coverage.

Oct 11, 2026

Service AddedServices: 8 items to 11 itemssource: their website

medium

Oct 9, 2026

Website changedtitle changed: 'Home | MANTECH --> --> Skip to main content Expertise Market' -> 'Home | MANTECH Skip to main content Expertise Markets Contra'source: their website

recorded

Signal planSignal plan · full rival watch: every change at every nearby rival.See the Signal plan

Reputation

Google · 5 reviews

3.4

Listing: ––review velocity: ––

Star distribution: ––

What reviewers mention

––

Listings

––

Sentiment––

Hours––

Other sources · BBB: –– · Facebook rating: ––

Services and offer

from their site

Cybersecurity

DData Analytics

Cloud Services

DDigital Transformation

SSystems Engineering

SSoftware Engineering

CCyber Training

IInsider Threat

FFinancial Management

HHuman Capital Management

SSpace Services

Industries

DefenseGovernmentIntelligenceHomeland SecurityMilitaryCommercialHealth

Availability

No 24/7 claim on their site

Guarantees

––

Compliance

PCI DSS

Works with

––

Partners

––

Web & search

MSPSIG.RPT search scan · technical record

Organic visits–/ month est.

Domain authority–/ 100

Top keywords · position

Organic keywords, top keywords, backlinks, referring domains and paid search: Signal plan. Owners see their own.

Website technology

Google AppsMicrosoft Office 365

▸ Open technical record · web maturity 76 / 100

Blog15/15

Pricing0/10

Reviews0/10

Socials10/10

Longevity10/10

Email Auth15/15

Site Depth10/10

Brand Assets5/5

unmeasured components: seo

Performance · SEO · Accessibility59 · 85 · 97

Email authSPF · DKIM · DMARC p=reject

CDNAkamai

Hosting––

Blogactive

Subdomains––

Security headersA

Record & location

Approximate HQ areaBasemap © Esri, HERE, Garmin, OpenStreetMap contributors

Location

2251 Corporate Park Drive, Herndon, VA 20171

Founded

1968

Staff

11,000 staff · national median 10

Languages

––

Annual revenue

$1B to $10B · range · exact estimate on the Signal plan

NAICS

––

Also from

––

States served

––

Headcount change

––

People & hiring

1 tracked · 0 leaders

Staff by department

––

Hiring

0job postings in 90 days

Job postings: ––

Careers page ↗

Recognition, news & about

public sources

Awards & rankings

CRN Solution Provider 500

6 listings · most recent 2019, #33 · list ↗

Peer mentions in 90 days: 0 · BBB: ––

In the news

––

About––

Leadership

––

0 joined and 0 left in 90 days

names, titles and people moves on the Signal plan

Service areas

––

Partner badge

––

What they say about themselves

site quotations · unconfirmed

Longevity

“We have also been a trusted partner to the Department of State for over 25 years, providing mission support across a wide range of services.”

“With more than 50 years in the aerospace sector, we have a proven track record of improving the performance, resilience and security of space operations.”

up to three quotations per category

Frequently asked questions

reuses public facts · FAQ schema

Where is ManTech located?

2251 Corporate Park Drive, Herndon, VA 20171.

How many people work at ManTech?

ManTech has 11,000 staff.

What services does ManTech offer?

Cybersecurity, Data Analytics, Cloud Services, Digital Transformation, Systems Engineering, Software Engineering, Cyber Training, Insider Threat, Financial Management, Human Capital Management, Space Services.

What compliance frameworks does ManTech serve?

PCI DSS.

How does ManTech rank among IT providers in Herndon?

#43 of 175 observed providers in Herndon; #8,169 of 45,502 nationally.

Is ManTech claimed on MSP Signal?

Not claimed.

Claimed · not shown (unclaimed) · Verified data · conditional on field sources · Registered entity · conditional on legal-entity nameLast observed Oct 9, 2026 · Citation: ManTech company profile · https://mspsignal.com/msp/mantech

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