Parameter Security
Procurement partnerAbout
Parameter Security is a St. Louis-based cybersecurity firm that provides assessment, advisory, and compliance services to organizations. Founded in 2007, the company employs certified information security consultants, compliance specialists, and digital forensic professionals to evaluate and strengthen clients' security programs. Their services span governance, risk, and compliance (GRC), penetration testing, PCI-DSS certification, and virtual CISO advisory engagements.
Details
VenSearch Intelligence
Ideal Customer
- Parameter Security targets organizations that treat security as a core business risk rather than a compliance checkbox, with a particular emphasis on mid-market to enterprise customers—typically those with $50M or more in revenue or those handling sensitive data at scale.
- Their sweet spot includes highly regulated industries such as finance, healthcare, government, higher education, and e-commerce, and they are best suited to organizations with an established IT team seeking advanced, manual offensive security testing beyond automated scanning.
Key Differentiators
- Parameter Security's primary differentiator is its 'ethical hacker' identity—positioning itself as a boutique, human-intelligence-driven offensive security firm rather than a commoditized scanning or compliance shop.
- Their methodology emphasizes manual exploitation techniques that uncover complex logic flaws and chained vulnerabilities that automated tools miss, and they explicitly contrast themselves with large consulting firms like the Big Four by highlighting technical specialization, agility, and lack of corporate bureaucracy.
Industries Served
- Parameter Security was founded to serve a broad cross-section of regulated industries, explicitly including financial services, healthcare, government, retail, education, e-commerce, insurance, manufacturing, and transportation.
- Their compliance audit work covers frameworks tied to these sectors, including PCI DSS (retail/financial), HIPAA (healthcare), GLBA (financial), GDPR (global data privacy), and NERC (energy/utilities).
Service Coverage
- Parameter Security is headquartered in Chesterfield, Missouri (St. Louis metro area) and operates as a nationally and globally active firm.
- According to the company's own 15-year anniversary post, they have completed work in 22 countries and nearly every U.S. state, driven by their ability to address client-specific needs remotely and on-site.
Partnerships
- No formal named technology vendor partnerships, reseller agreements, or master agent channel program affiliations have been publicly disclosed for Parameter Security.
- The company has historically sponsored and organized ShowMeCon, a regional security conference in St. Louis that draws approximately 400 security professionals and serves as a community and brand-building platform.
Company Size & Ownership
- Parameter Security was founded in 2006 and is a small firm, with employee counts across multiple sources consistently ranging from approximately 8 to 25 employees depending on the period and source.
- Estimated annual revenue figures vary across data aggregators but generally fall in the range of $3.5M–$4M, with all sources placing the company firmly below $5M in annual revenue.
Compliance & Certifications
- Parameter Security holds PCI DSS Qualified Security Assessor (QSA) certification, achieved in 2014, which authorizes them to conduct on-site assessments and issue Reports on Compliance for any organization that stores, processes, or transmits cardholder data.
- They also hold PCI Approved Scanning Vendor (ASV) certification, with their proprietary Sentinel scanning service listed on the PCI Security Standards Council's official ASV registry.
Compiled from public sources by VenSearch · Last researched October 14, 2026
Offerings
11 offeringsAdvisory Services
Parameter Security's Advisory Services help organizations strengthen their information security programs by addressing governance, risk management, policy, and compliance through expert guidance. Services include development of Information Security Policy or Governance Programs, risk assessments, Incident Response Planning, Disaster Recovery Planning, Business Continuity Planning, and executive reporting.
Digital Forensics & Incident Response
Parameter Security offers digital forensics and incident response services to help organizations identify unauthorized access to their data and plan protective measures. The service is designed to support businesses in maintaining daily operations while responding to and recovering from security incidents.
External/Internal Penetration Assessment
Parameter Security's team uses proven methodology to attempt to gain access to a client's business environment, simulating real attacker behavior. They find and document security issues within the network, people, and physical building, then recommend how to remediate or mitigate those issues.
External/Internal Vulnerability Assessments
Using expert methodology, Parameter Security probes a client's business environment to identify and document security vulnerabilities within the network, personnel, and physical premises. The outcome includes documented findings and recommendations for remediation or mitigation.
PCI Advisory Services
Parameter Security's vCISO advisor helps clients build information security policies that create a mature security program compliant with PCI DSS standards and protective of financial data. This service is part of the broader PCI bundle offering.
PCI Assessment Services
Parameter Security conducts penetration testing and manages scanning and phishing assessments required to attest to PCI DSS compliance. These assessments include cardholder data environment (CDE) assessments, web application security assessments, ASV scanning, and simulated phishing attacks.
PCI Compliance Bootcamp
PCI Compliance Bootcamp is a training service that provides clients with the knowledge needed to set up a policy roadmap for maintaining and managing PCI compliance on an ongoing basis. It is offered as part of Parameter Security's PCI bundle of services.
QSA for PCI Compliance
Parameter Security serves as an external Qualified Security Assessor (QSA) to complete the Report on Compliance (ROC) or assist with the Self Assessment Questionnaire (SAQ) and provide the Attestation of Compliance. The company has been a QSA firm since 2014 and brings 17 years of experience to PCI-DSS certification engagements.
Readiness Assessment
Parameter Security compares a client's policies, procedures, and controls against the requirements of relevant regulating bodies to evaluate compliance readiness. The assessment identifies areas of strength and highlights potential issues, with methodology meeting NIST800-53, 800-39, OWASP, ISO27001, and PCIDSS standards.
Virtual Chief Information Security Officer (vCISO)
Parameter Security's vCISO service provides ongoing management of a client's information security program, starting with a risk assessment and mapping out structured security program improvements over time. The service covers risk identification and assessment, business impact analysis, regulatory compliance, policy and standards creation, incident response planning, disaster recovery planning, and board of directors reporting, delivered as an annual subscription.
Web Application Assessments
Parameter Security conducts OWASP-based assessments of web applications to identify issues that could leak sensitive information to outside threats or enable malicious attacks. The methodology meets OWASP standards and is designed to uncover vulnerabilities before they can be exploited.
Considering Parameter Security?
Our team will work with you to determine if Parameter Security is the right fit for your organization. From research and assessment through procurement negotiation and ongoing vendor management — we handle the entire process at no cost to you.