secure system design

Acropolis Security, LLC is a Huntsville, Alabama-based small business specializing in advanced software engineering and cybersecurity research and development. Founded by seasoned professionals with expertise in secure system design, compliance automation, and mission-focused engineering, it delivers solutions that strengthen security governance, streamline compliance, and enhance operational resilience. Its product Spartan Shield GRC equips organizations with structure, visibility, and tools to actively defend their environments.

compliance automationcybersecurity research and developmentsecurity governancesoftware engineering

Common Cyber helps defense contractors and federal programs design and build secure environments, prove they meet requirements, and sustain them for national security work. It provides CMMC and NIST SP 800-171 readiness, RMF and ATO support, security engineering, and Cross Domain Solution execution. Common Cyber is an SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB) and is not a C3PAO.

ATO supportAuditingCMMC readiness and scope assessmentcontinuous monitoringCross Domain Solution executionevidence maintenancemanaged complianceNIST SP 800-171 readinesspatch managementRMF supportSecurity EngineeringSIEM integrationvulnerability scanning

CRYPTEK is a trusted technology partner specializing in secure system design, engineering, and certification to support mission-critical operations. The company provides advisory services to help developers design, implement, and sustain secure and reliable systems that protect critical data and support essential operations, and delivers end-to-end Systems Engineering services to design, integrate, and optimize complex systems that meet mission-critical requirements.

advisory servicescertification of classified systemscompliance with national security standardssystem integrationsystem optimizationSystems Engineering

Driftline Technical is a defense technology and services provider delivering mission-critical solutions in electronic warfare, advanced communications, cybersecurity, and IT modernization to the U.S. government and public and private sectors. The company specializes in secure edge and cloud computing products and full-spectrum C5I integration and design, with expertise across cyber operations, intelligence, and network engineering.

ATO supportC5I integration and designcounter-UAS detection, tracking, and neutralizationendpoint protectionenterprise IT architecture and modernizationoffensive and defensive cyber servicespenetration testingred team/blue teamsecure communications and network resiliencesensor fusion (radar, optical, acoustic, RF)Zero Trust Architectures

Information Security Corporation (ISC) has provided PKI-based security solutions to security-conscious organizations for more than thirty-five years. ISC offers PKI lifecycle software, encryption, credential management, and 'PKI-in-a-box' solutions built on its FIPS 140-3 validated cryptographic module, supporting multiple HSM vendors. ISC also assists with development and deployment of cybersecurity solutions and invests in post-quantum algorithm research.

application developmentcredential managementdigital signaturesencryptionPKI deployment (CAs, RAs, relying applications)PKI lifecycle managementpost-quantum algorithm research and developmentsecurity maintenancetraining