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Top Security Testing Services in the USA

Security testing services in the USA help organizations identify security weaknesses across applications, APIs, infrastructure, cloud environments, configurations, and connected systems before those weaknesses create material risk. Depending on scope, an engagement can combine vulnerability assessment, application and API security testing, configuration review, authentication and access-control checks, security validation, and retesting after remediation. Buyers comparing providers in the USA should evaluate the proposed test scope, methodology, technical depth, evidence quality, severity model, reporting clarity, remediation guidance, retesting, and coordination with engineering or security teams. Enosis Outsourcing lets you compare companies in the USA offering security testing, review relevant capabilities and experience, and assess project fit before building a shortlist. Use this USA-focused page to narrow providers against your systems in scope, risk profile, testing objectives, release schedule, reporting requirements, and need for ongoing security validation.

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204 companies listed
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Testrig Technologies

mapPune, India(UTC+5.5)
Clutch logo
5.0
rating-star
(7)
Glassdoor logo
4.8
rating-star
(103)
mapPune, India(UTC+5.5)
Clutch logo
5.0
rating-star
(7)
Glassdoor logo
4.8
rating-star
(103)

Top Services
Software QA and Testing
AI-Powered Software Testing
Test Automation
Top Tech Stack
C C
Python Python
Java Java
flag
Founded 2015
users
Company Size: 51 - 200
dollar
Hourly Rate: $15/hr - $24/hr
company-logo

Third Rock Techkno

mapAhmedabad, India(UTC+5.5)
Clutch logo
4.9
rating-star
(26)
Glassdoor logo
4.6
rating-star
(41)
mapAhmedabad, India(UTC+5.5)
Clutch logo
4.9
rating-star
(26)
Glassdoor logo
4.6
rating-star
(41)

Top Services
Website Development
Mobile Application Development
DevOps
Top Tech Stack
Node.js Node.js
MongoDB MongoDB
React.js React.js
flag
Founded 2015
users
Company Size: 51 - 200
dollar
Hourly Rate: $25/hr - $49/hr
company-logo

Trantor

mapChandigarh, India(UTC+5.5)
Clutch logo
4.9
rating-star
(4)
Glassdoor logo
4.1
rating-star
(418)
mapChandigarh, India(UTC+5.5)
Clutch logo
4.9
rating-star
(4)
Glassdoor logo
4.1
rating-star
(418)

Top Services
Software Product Development
Test Automation
DevOps
Top Tech Stack
C C
Java Java
Amazon Web Services (AWS) Amazon Web Services (AWS)
flag
Founded 2012
users
Company Size: 501 - 1,000
dollar
Hourly Rate: $25/hr - $49/hr
company-logo

Trioangle Technologies

mapMadurai, India(UTC+5.5)
Clutch logo
N/A
Glassdoor logo
4.4
rating-star
(27)
mapMadurai, India(UTC+5.5)
Clutch logo
N/A
Glassdoor logo
4.4
rating-star
(27)

Top Services
Mobile Application Development
Website Development
Blockchain Development
Top Tech Stack
Bootstrap Bootstrap
PHP PHP
React.js React.js
flag
Founded 2015
users
Company Size: 51 - 200
dollar
Hourly Rate: $25/hr - $49/hr
company-logo

TTC Global

mapAuckland, New Zealand(UTC+12)
Clutch logo
N/A
Glassdoor logo
4.0
rating-star
(14)
mapAuckland, New Zealand(UTC+12)
Clutch logo
N/A
Glassdoor logo
4.0
rating-star
(14)

Top Services
Software QA and Testing
Test Automation
AI and Machine Learning
Top Tech Stack
React.js React.js
Python Python
Java Java
flag
Founded 2005
users
Company Size: 1,001 - 5,000
dollar
Hourly Rate: $25/hr - $49/hr
company-logo

UB Technology Innovations (UBTI)

mapChennai, India(UTC+5.5)
Clutch logo
N/A
Glassdoor logo
3.9
rating-star
(15)
mapChennai, India(UTC+5.5)
Clutch logo
N/A
Glassdoor logo
3.9
rating-star
(15)

Top Services
Web Application Development
Cloud Consulting and Services
Big Data Analytics and Business Intelligence
Top Tech Stack
Azure Azure
Python Python
React.js React.js
flag
Founded 1996
users
Company Size: 201 - 500
dollar
Hourly Rate: $25/hr - $49/hr
company-logo

Umbrella IT

mapRostov, Russia(UTC+3)
Clutch logo
5.0
rating-star
(29)
Glassdoor logo
4.1
rating-star
(14)
mapRostov, Russia(UTC+3)
Clutch logo
5.0
rating-star
(29)
Glassdoor logo
4.1
rating-star
(14)

Top Services
UI/UX Design
Website Development
IT Consulting
Top Tech Stack
React.js React.js
Java Java
PHP PHP
flag
Founded 2009
users
Company Size: 51 - 200
dollar
Hourly Rate: $50/hr - $99/hr
company-logo

V2Soft

mapBengaluru, India(UTC+5.5)
Clutch logo
N/A
Glassdoor logo
3.5
rating-star
(235)
mapBengaluru, India(UTC+5.5)
Clutch logo
N/A
Glassdoor logo
3.5
rating-star
(235)

Top Services
Cloud Consulting and Services
Mobile Application Development
AI and Machine Learning
Top Tech Stack
Amazon Web Services (AWS) Amazon Web Services (AWS)
Java Java
Python Python
flag
Founded 1998
users
Company Size: 501 - 1,000
dollar
Hourly Rate: $25/hr - $49/hr
company-logo

Vairix

mapMontevideo, Uruguay(UTC-3)
Clutch logo
4.9
rating-star
(15)
Glassdoor logo
4.4
rating-star
(10)
mapMontevideo, Uruguay(UTC-3)
Clutch logo
4.9
rating-star
(15)
Glassdoor logo
4.4
rating-star
(10)

Top Services
Staff Augmentation
Mobile Application Development
Website Development
Top Tech Stack
React.js React.js
Java Java
Node.js Node.js
flag
Founded 2010
users
Company Size: 51 - 200
dollar
Hourly Rate: $50/hr - $99/hr
company-logo

Value Innovation Labs

mapNoida, India(UTC+5.5)
Clutch logo
N/A
Glassdoor logo
3.7
rating-star
(9)
mapNoida, India(UTC+5.5)
Clutch logo
N/A
Glassdoor logo
3.7
rating-star
(9)

Top Services
Robotic Process Automation (RPA)
AI and Machine Learning
Blockchain Development
Top Tech Stack
HTML HTML
React.js React.js
JavaScript JavaScript
flag
Founded 2018
users
Company Size: 51 - 200
dollar
Hourly Rate: $25/hr - $49/hr
company-logo

Vention

mapWarsaw, Poland(UTC+2)
Clutch logo
4.9
rating-star
(98)
Glassdoor logo
4.5
rating-star
(194)
mapWarsaw, Poland(UTC+2)
Clutch logo
4.9
rating-star
(98)
Glassdoor logo
4.5
rating-star
(194)

Top Services
Mobile Application Development
Website Development
Custom Software Development
Top Tech Stack
C# C#
Node.js Node.js
React.js React.js
flag
Founded 2002
users
Company Size: 1,001 - 5,000
dollar
Hourly Rate: $50/hr - $99/hr
company-logo

Vertex IT Solutions

mapLahore, Pakistan(UTC+5)
Clutch logo
N/A
Glassdoor logo
N/A
mapLahore, Pakistan(UTC+5)
Clutch logo
N/A
Glassdoor logo
N/A

Top Services
Software Product Development
Custom Software Development
Staff Augmentation
Top Tech Stack
JavaScript JavaScript
Node.js Node.js
React.js React.js
flag
Founded 2018
users
Company Size: 51 - 200
dollar
Hourly Rate: $25/hr - $49/hr
company-logo

VTEST

mapPune, India(UTC+5.5)
Clutch logo
4.8
rating-star
(6)
Glassdoor logo
4.3
rating-star
(72)
mapPune, India(UTC+5.5)
Clutch logo
4.8
rating-star
(6)
Glassdoor logo
4.3
rating-star
(72)

Top Services
Software QA and Testing
Test Automation
Mobile Application Testing
Top Tech Stack
SQL SQL
Core Java Core Java
HTML HTML
flag
Founded 2015
users
Company Size: 51 - 200
dollar
Hourly Rate: $15/hr - $24/hr
company-logo

WATI

mapHyderabad, India(UTC+5.5)
Clutch logo
4.9
rating-star
(9)
Glassdoor logo
4.6
rating-star
(22)
mapHyderabad, India(UTC+5.5)
Clutch logo
4.9
rating-star
(9)
Glassdoor logo
4.6
rating-star
(22)

Top Services
Big Data Analytics and Business Intelligence
Cybersecurity
IT Consulting
Top Tech Stack
Python Python
C C
Amazon Web Services (AWS) Amazon Web Services (AWS)
flag
Founded 1998
users
Company Size: 51 - 200
dollar
Hourly Rate: $50/hr - $99/hr
company-logo

Webandcrafts

mapThrissur, India(UTC+5.5)
Clutch logo
4.9
rating-star
(33)
Glassdoor logo
4.4
rating-star
(120)
mapThrissur, India(UTC+5.5)
Clutch logo
4.9
rating-star
(33)
Glassdoor logo
4.4
rating-star
(120)

Top Services
AI and Machine Learning
Graphic Design
Digital Transformation
Top Tech Stack
PHP PHP
Python Python
REST API REST API
flag
Founded 2012
users
Company Size: 201 - 500
dollar
Hourly Rate: $25/hr - $49/hr
company-logo

WebClues Infotech

mapAhmedabad, India(UTC+5.5)
Clutch logo
4.6
rating-star
(18)
Glassdoor logo
3.7
rating-star
(56)
mapAhmedabad, India(UTC+5.5)
Clutch logo
4.6
rating-star
(18)
Glassdoor logo
3.7
rating-star
(56)

Top Services
Mobile Application Development
AI and Machine Learning
Website Development
Top Tech Stack
React.js React.js
Node.js Node.js
PHP PHP
flag
Founded 2014
users
Company Size: 51 - 200
dollar
Hourly Rate: $15/hr - $24/hr
company-logo

WebCodeGenie Technology PVT LTD.

mapAhmedabad, India(UTC+5.5)
Clutch logo
5.0
rating-star
(2)
Glassdoor logo
3.7
rating-star
(26)
mapAhmedabad, India(UTC+5.5)
Clutch logo
5.0
rating-star
(2)
Glassdoor logo
3.7
rating-star
(26)

Top Services
Mobile Application Development
Website Development
Digital Marketing Services
Top Tech Stack
PHP PHP
MongoDB MongoDB
Node.js Node.js
flag
Founded 2010
users
Company Size: 51 - 200
dollar
Hourly Rate: $50/hr - $99/hr
company-logo

Webgen Technologies

mapKolkata, India(UTC+5.5)
Clutch logo
5.0
rating-star
(1)
Glassdoor logo
4.1
rating-star
(80)
mapKolkata, India(UTC+5.5)
Clutch logo
5.0
rating-star
(1)
Glassdoor logo
4.1
rating-star
(80)

Top Services
IT Consulting
Graphic Design
Blockchain Development
Top Tech Stack
PHP PHP
Python Python
React.js React.js
flag
Founded 2011
users
Company Size: 51 - 200
dollar
Hourly Rate: $15/hr - $24/hr
company-logo

[x]cube LABS

mapHyderabad, India(UTC+5.5)
Clutch logo
N/A
Glassdoor logo
4.2
rating-star
(42)
mapHyderabad, India(UTC+5.5)
Clutch logo
N/A
Glassdoor logo
4.2
rating-star
(42)

Top Services
Game Development
AI and Machine Learning
Mobile Application Development
Top Tech Stack
Java Java
Node.js Node.js
Python Python
flag
Founded 2008
users
Company Size: 51 - 200
dollar
Hourly Rate: $50/hr - $99/hr
company-logo

XDuce

mapAhmedabad, India(UTC+5.5)
Clutch logo
5.0
rating-star
(3)
Glassdoor logo
3.9
rating-star
(58)
mapAhmedabad, India(UTC+5.5)
Clutch logo
5.0
rating-star
(3)
Glassdoor logo
3.9
rating-star
(58)

Top Services
Cloud Consulting and Services
ERP Solutions
UI/UX Design
Top Tech Stack
React.js React.js
C# C#
ASP.NET ASP.NET
flag
Founded 2006
users
Company Size: 51 - 200
dollar
Hourly Rate: $25/hr - $49/hr
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Company Profile Links

Testrig TechnologiesThird Rock TechknoTrantorTrioangle TechnologiesTTC GlobalUB Technology Innovations (UBTI)Umbrella ITV2SoftVairixValue Innovation LabsVentionVertex IT SolutionsVTESTWATIWebandcraftsWebClues InfotechWebCodeGenie Technology PVT LTD.Webgen Technologies[x]cube LABSXDuce
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Frequently Asked Questions About Security Testing in the USA

Security testing services in the USA can include vulnerability assessment, web and mobile application testing, API security testing, configuration review, authentication and authorization checks, cloud or infrastructure security assessment, validation of reported weaknesses, and retesting after remediation. The exact mix should be defined by the systems, interfaces, environments, user roles, data sensitivity, and risks in scope. Buyers should ask each provider to state what is included, what is excluded, the testing depth, expected deliverables, and whether remediation support or retesting is part of the engagement.

Security testing is a broader assurance category that can include vulnerability assessment, application and API testing, configuration review, control validation, and other methods used to identify security weaknesses. Penetration testing is a more specific assessment that typically uses attacker-style techniques to test whether weaknesses can be exploited and what impact exploitation could create. Buyers in the USA should define the outcome they need before choosing a service: broad security validation, targeted application testing, compliance-oriented evidence, or a scoped penetration test. The provider should explain which techniques are included and how findings will be validated.

A business should consider security testing services in the USA before major releases, after significant architecture or authentication changes, when exposing new internet-facing systems or APIs, after important security fixes, or when independent validation is required. Testing can also help when an internal team needs specialist security depth or an external view of technical risk. The best timing leaves enough room to investigate material findings, implement fixes, and retest before a launch, audit, migration, or other critical milestone.

Choose a security testing provider in the USA by matching its experience and testing approach to the systems and risks you need assessed. Compare scope definition, methodology, manual versus automated depth, application and API expertise where relevant, reporting quality, severity methodology, remediation guidance, retesting, communication, and evidence from similar engagements. Ask who will perform the work, how critical findings are escalated, and what the final deliverables include. A credible provider should be able to explain how its proposed testing maps to your environment rather than offering only a generic checklist.

The cost of security testing services in the USA depends on the number and complexity of systems, testing depth, application or API surface, user roles, environments, infrastructure, time constraints, reporting requirements, and whether remediation support or retesting is included. A focused assessment and a broad multi-system engagement are not directly comparable. Ask providers to specify scope, assumed effort, exclusions, deliverables, retesting terms, and prerequisites so proposals can be compared on a like-for-like basis instead of by headline price alone.

Security testing timelines in the USA depend on scope, system complexity, number of applications or interfaces, environment readiness, access requirements, testing depth, reporting, and any retesting cycle. A focused assessment can be shorter than a broad program covering multiple applications, APIs, cloud services, or infrastructure components. Ask providers to separate preparation, active testing, analysis, reporting, remediation support, and retesting in the schedule, and identify dependencies such as credentials, test environments, documentation, and technical contacts.

Ask how the provider defines scope, which testing methods it will use, who will perform the assessment, how manual testing complements automated checks, how findings are validated, and what the final report includes. Also clarify severity methodology, handling of critical findings, remediation guidance, retesting, data handling, environment requirements, and activities that are excluded or require approval. Request evidence from similar systems or engagement types so you can judge the actual testing depth rather than relying only on broad cybersecurity claims.

A strong security testing report should identify affected assets or components, explain each confirmed weakness, provide evidence, describe realistic impact, assign severity consistently, and give practical remediation guidance. It should separate confirmed findings from informational observations and make retesting status clear when fixes are reviewed. For buyers comparing providers in the USA, an anonymized sample report or proposed reporting structure can help show whether the output will be useful to engineering, security, and decision-making teams for remediation and risk prioritization.
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