Security testing

AccessIT Group is a specialized cybersecurity solutions provider offering advanced security services that help organizations reduce risk and strengthen security. Founded in 2001, the company delivers tailored cybersecurity solutions, expert guidance, and ongoing support, and has celebrated 25 years in business.

cloud penetration testingcompliance readinessconsultingIncident Responsemanaged servicesPenetration testingred team assessmentsSecurity strategyvulnerability assessments

Advanced Computer Support, Inc. (ACS-i) is a veteran and minority owned small business founded in 2004 by subject matter experts with decades of experience serving the Intelligence Community and Department of Defense. It provides honest, customized IT solutions, software development, quality assurance testing, database design and maintenance, systems integration, systems architecture, and IT project management.

Agile developmentautomated system administration scriptsautomated testing with Seleniumdatabase clustering and replicationdata migrationfunctional testingPerformance tuningquality assurance testingscrum project managementsoftware developmentsystems architecture designSystems integrationsystem testingtest-driven developmentWindows/Linux/Apple environments

AEGIS is a small business IT consulting firm that positions itself as a Trusted IT Advisor, helping clients transform business needs into technical results. It provides Independent Verification & Validation (IV&V), software and security testing, project management, application design and development, and process improvement, with a focus on health IT interoperability and HL7 FHIR standards.

Application design and developmentFHIR trainingIndependent Verification & Validation (IV&V)interoperability testingProcess Improvementproject managementsoftware testing

AGF Solutions is a custom software development firm that develops advanced industry-defining software systems, helping clients optimize time-to-market and minimize software development risks in mission-critical systems. They specialize in custom software systems for Government agencies, the health care industry, the financial service industry and more, with a team of software engineers located in Florida. They also offer web and print design services including branding and marketing materials.

brandingcustom software developmentgraphic designprint designquality assurancewebsite design

Apposite Technologies provides network, application, and security performance testing solutions. Its Netropy product line includes traffic generation, network emulation, and recording tools, plus all-in-one testers for cyberattack, satellite, broadband access, and SD-WAN testing. The company has over 19 years in business and deployments in more than 40 countries.

DDoS testingDNS performance testinglatency and jitter simulationnetwork emulationRFC 2544 testingtraffic generationtraffic recording and replay

Arcore develops software for governed workflows, built for government contractors and regulated enterprises that need structured governance and traceable delivery workflows. Its catalog covers separate applications for delivery, documents, browser testing, investigations, and AI workflows, with entries linking to source files and review commits. Products include ArcoreCodex, ArcoreLedger, ArcorParkour, and ArcoreMaestro.

AI workflow orchestrationbrowser testingCI/CDcompliance monitoringERPIntelligent Document ProcessingPolicy as Codeportfolio management

Aristi is a cybersecurity firm based in the Washington DC metro area. Founded in 2008, it helps organizations navigate the evolving cyber-threat landscape, delivering customized expertise in managing cyber risks, protecting critical information, and achieving compliance with government and industry standards. It serves federal agencies, cloud service providers, and commercial enterprises.

compliance gap analysiscontinuous monitoringPenetration testingsecurity assessment planningsecurity awareness and trainingSystem Security Plan developmentVulnerability Scanning

Astra Solutions engineers secure, integrated systems for defense, intelligence and enterprise missions, combining systems engineering, software development, and cybersecurity. The company partners with defense, intelligence and commercial organizations to provide advisory, assurance and delivery services, taking a holistic approach that unites requirements, architecture, implementation and security.

Architecture & designautomated testingCloud Migrationcontinuous deliveryCybersecurityDevOps pipelines and automationintegration testingLegacy system modernizationPerformance testingProgram Managementrequirements analysissecure codingsoftware developmentSystems Engineering

ATM Solutions LLC designs, builds, tests, and secures custom software for businesses and government agencies. Founded in 2017, it delivers custom software and IT services across web, mobile, and legacy platforms, keeping project management, quality assurance, and cybersecurity review inside every engagement. Based in Howard Beach, NY, it serves commercial and government clients with remote engagements and on-site work nationwide.

automated testingcustom software developmentcybersecurity reviewlegacy application modernizationmobile application developmentPerformance testingproject managementweb application development

BetterQA is an independent software testing company based in Cluj-Napoca, Romania, founded in 2018. It only tests software and never builds it, providing QA outsourcing, managed testing services, QA staffing and QA consulting. The company has 50+ engineers and builds its own proprietary QA tools, including BugBoard, Flows, Auditi, Security Toolkit and BetterFlow.

API testingcompliance auditingDASTIoT testingmanual testingmobile app testingPenetration testingPerformance testingSASTSCAsecrets detectiontest automationUsability testing

BRISA is a software company with more than 35 years in business, founded in 1988, dedicated to supporting companies and governments through information technology and telecommunications. It provides enterprise software development, testing, integration, AI agents and chatbots, and technical consulting, with hundreds of successful projects in several countries.

Agile methodologiesAI agents and chatbotsintegration testingPerformance testingsoftware developmentsoftware testingSystems integrationtechnical consultingUsability testing

C-4 Solutions provides comprehensive security solutions for businesses of all sizes, with over 75 years of collective NISP experience. The company offers physical and cyber security, threat analysis and mitigation, emergency management, and disaster recovery, and has designed and evaluated safety and security at sites ranging from large military installations to small schools. It specializes in DoD/DHS compliant secure facilities and personnel security programs, and is a Service Disabled Veteran-Owned Business.

Disaster RecoveryEmergency Managementpersonnel security programssecure facility design and operationsecurity assessmentsecurity trainingthreat analysis and mitigation

Calvium is a digital innovation company that designs and develops digital products, mobile and web applications, and platforms for purpose-led organisations. It offers AI strategy, accessibility (WCAG) design and audits, UX/UI research and engineering, digital placemaking, and digital transformation consulting across sectors including aerospace, environment and the public sector. Calvium is a certified B Corp and a signatory of the SME Climate Hub.

accessibility auditingAgile developmentAPI and hardware integrationcloud deploymentdata analyticsDevSecOpsdigital placemakingmobile app developmentPerformance testingresearchSCRUMUsability testingUX/UI Designweb application development

Cardinal Integrated Technologies Inc. is a full-service IT consulting and staffing company for Fortune 1000 organizations and startups, working alongside its Indian counterpart Carnation Infotech. It provides cost-effective IT services that accelerate digital transformation, with a focus on high quality, low maintenance, and self-driven technologies.

application maintenance and supportautomated testingCloud Migrationmanual testingmobile app developmentQA and testingsoftware developmentsystem monitoringtechnical staff augmentationweb UI design

Cloudiyan is a technology and services company providing IT solutions across industries including retail, telecom & gaming, healthcare & life sciences, media & publishing, utilities, and insurance/banking. It offers expertise in SDLC, implementation, data management, infrastructure, ERP, coding & testing, and cloud, along with Centers of Excellence for SAP, Oracle, Data Science, Enterprise Content Management, IT Ops, Business Process Services, and QA & Testing. Its development center is a 5000 square feet facility located in Chennai, India.

business process managementCloud MigrationDatabase Administrationdata warehousingDisaster RecoveryETLinfrastructure managementperformance engineeringsoftware developmenttest automationVirtualization

Computer Arithmetic is a woman-owned small business delivering AI-driven, technology-agnostic solutions across industries. With 20+ years of experience and GSA approval, they support startups, enterprises, and federal projects, especially in healthcare, finance, and pharma. They provide end-to-end IT services including custom software development, AI/ML, technology integration, QA and testing, staff augmentation, project management, and managed IT services.

AI and machine learningAPI development and integrationautomated testingCloud Servicescomputer visionCRM and ERP implementationManaged It Servicesmanual testingnatural language processingPerformance testingPredictive Analyticsproject managementregression testingsoftware developmentstaff augmentationuser acceptance testingweb and mobile application development

CyberShield (CS-Consulting GmbH) is a cybersecurity consultancy focused on industrial cybersecurity and Operational Technologies (OT). It supports clients throughout the process from secure design to continuous monitoring and protection of their systems, applying best practices and participating in the development of industry standards such as CENELEC TS 50701 and IEC 63452. It also offers verification and validation services and cybersecurity training tailored to OT personnel.

CISO as a ServiceCybersecurity training for OT personnelIT/OT Security Managementmanaged securitynetwork securitySecurity Assessments / Auditssecurity awareness trainingsecurity consultingSecurity Validation and Verification

Diconium is a global tech company and end-to-end partner for building, running, and scaling intelligence across the entire value chain. It connects software, data, and AI into solutions that perform in real business environments, with responsibility for results. As part of the Volkswagen Group, it operates in large-scale, global environments across automotive, industrial, and other complex industries.

AI-powered insightsApplication Lifecycle ManagementCloud engineeringCybersecurityData & AIData EngineeringDigital advisoryDigital commerce platformsintelligent automationSalesforce solutionsSAP strategiesSoftware-defined vehicle solutionsSOFTWARE Engineering

DirectDefense is a cybersecurity services provider offering managed detection and response (MDR), MSSP managed security services, operational technology (OT) and connected systems security, professional security services, and its ThreatAdvisor platform. The company serves industries including aerospace, automotive, energy and utilities, financial services, gaming, healthcare, retail, technology, manufacturing, and government.

architecture review and assessmentcompliance strategy and planningICS/SCADA real-time monitoringIncident ResponseIoT/IIoT securitymanaged detection and responseMSSP managed security servicesOT cybersecurity assessmentremote monitoring and managementRisk Assessmentsmart device testing

Duffy Compliance is a Mid-Atlantic cybersecurity and compliance consulting firm based in Maryland, serving companies nationwide. It provides proactive cybersecurity compliance programs for IT government contractors, including CMMC compliance, fractional CISO and fractional compliance officer services, and assessments. The firm has been helping IT contractors stay ahead of government requirements for more than 11 years and has worked with NIST 800-171 since its inception.

architecture reviewsassessmentsCMMC compliancecontinuous monitoringcybersecurity compliance consultingfractional CISO servicesfractional compliance officer servicesIncident response planningvulnerability management

FB Delaney Holdings operates through three divisions: Government Contracting, Property Services, and Security Assessment Solutions. It specializes in prime and sub-prime government contracts, residential and commercial construction and renovation, and security testing of venues, stadiums, and corporate buildings through simulated breaches. The company cites 15+ years of construction expertise and a decade of contract management experience.

commercial constructioncontract managementproject managementproposal developmentrenovationresidential constructionsecurity assessmentsubcontractor management