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Vendor comparison · 4 companies

Arexdata, Concentric AI, Polymer and Symmetry Systems

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Arexdata, Concentric AI, Polymer and Symmetry Systems Compared
ArexdataArexdata provides a data security posture management platform that discovers and classifies sensitive data, governs who can access it, tracks data use through an audit trail, and remediates data exposure risks.arexdata.comConcentric AIConcentric AI sells a data security governance platform that discovers and classifies sensitive data by its meaning rather than by pattern matching, then reports on access, sharing and compliance risk, with capabilities the company associates with DSPM, DLP and AI security.concentric.aiPolymerPolymer sells a platform that identifies, analyzes and mitigates security risks across an organization's AI and SaaS ecosystem, including data classification, labeling and policy enforcement to prevent data loss.polymerhq.ioSymmetry SystemsSymmetry Systems sells a Data+AI security platform that discovers and classifies sensitive data, enforces least-privilege access, governs AI agents and copilots, and detects anomalous access in real time across cloud, SaaS, and on-premises environments.symmetry-systems.com
What it sells
  • Data Classification[1]Finds and automatically classifies sensitive data such as PII, PCI, PHI and intellectual property using rules and tagging.
  • Data Access Governance[1]Checks who can access each data item, flags excessive or outdated permissions, and applies zero-trust and least-privilege principles.
  • Audit Trail[1]Monitors access, changes and data use to support incident investigation and generate evidence of risky behavior.
  • Selective Remediation[1]Revokes permissions, triggers workflows, generates alerts or runs actions through a customer's SIEM, SOAR and DLP tools.
  • AI Risk Analytics[1]Detects shadow AI, sensitive data in prompts, unauthorized agents and anomalous behavior from users, bots and non-human identities.
  • Data Security Posture Management[3]Data Security Posture Management is named on the platform menu.
  • Data Detection and Response[3]Data Detection and Response is named on the platform menu.
  • AI Data Guardrails[3]AI Data Guardrails is named on the platform menu.
  • Shadow AI Detection[3]Shadow AI Detection is named on the platform menu.
  • AI Data Loss Prevention[3]AI Data Loss Prevention is named on the platform menu.
  • Polymer DSPMA platform that identifies, classifies and monitors sensitive data across SaaS and AI tools in motion and at rest.
  • Polymer DLP for AIData loss prevention controls aimed at risks introduced by AI tools and agents handling company data.
  • Polymer SecureRAG[1]A tool described as AI-powered data security for deployment of LLM agents in enterprises.
  • Symmetry DataGuardDiscovers, classifies, and monitors sensitive data across cloud, SaaS, and on-premises environments, with automated remediation of excess permissions and exposed files.
  • Symmetry AIGuardA standalone AI security and governance product that inventories AI agents, copilots, internal AI services, and external LLM usage and maps what data they can access.
  • DataEnforce[1]Automates remediation by revoking excess permissions, quarantining exposed files, and enforcing least-privilege policies.
  • AnomalyDetect[1]Detects and alerts on exfiltration, insider threats, and abnormal human or AI access in real time.
Categories
Headquarters
Not stated on its pagesSan Jose, United States[2]Not stated on its pagesNot stated on its pages
Founded
Not stated on its pagesNot stated on its pagesNot stated on its pagesNot stated on its pages
Ownership and funding
Not stated on its pagesPrivately held[2][6]Not stated on its pagesOwned by Zscaler
Named customers
Not stated on its pagesNot stated on its pagesNot stated on its pagesNot stated on its pages
Recent news
Not stated on its pages
  • August 18, 2026Concentric AI launched a vision model feature in its Semantic Intelligence platform to detect sensitive documents with unique visual signatures, including passports.[5]
  • February 24, 2026Concentric AI signed a distribution agreement with Sektor as part of its expansion into Australia and New Zealand.[4]
Not stated on its pagesNot stated on its pages
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: Not stated on its pages
  • Gartner Peer Insights: listed, seen October 24, 2026[6]
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Not written yetNot written yetNot written yetNot written yet
Last verified
October 23, 2026September 27, 2026October 28, 2026October 23, 2026

About Arexdata

Arexdata provides a data security posture management platform that discovers and classifies sensitive data, governs who can access it, tracks data use through an audit trail, and remediates data exposure risks. The platform also includes AI risk analytics to detect shadow AI use and sensitive data appearing in AI prompts.[1]

Arexdata on the record

Sources

Arexdata full record

  1. [1]arexdata.comArexdata · arexdata.com · undated page, accessed October 23, 2026 · Tier A

Concentric AI full record

  1. [1]concentric.aiConcentric AI · concentric.ai · undated page, accessed September 27, 2026 · Tier A
  2. [2]Concentric expands leadership team to meet accelerating demandConcentric AI · concentric.ai · undated page, accessed September 27, 2026 · Tier A
  3. [3]DSPM & Data Security Governance Software | Concentric AIConcentric AI · undated page, accessed October 24, 2026 · Tier A
  4. [4]Concentric AI and Sektor Join Forces to Secure AI and Data Across Australia and New ZealandBusiness Wire · published February 24, 2026 · Tier A
  5. [5]Concentric AI’s New Feature Expands Sensitive Data Discovery for Documents with Consistent Visual SignaturesBusiness Wire · published August 18, 2026 · Tier A
  6. [6]Concentric AI Reviews, Ratings & Features 2026 | Gartner Peer InsightsGartner Peer Insights · undated page, accessed October 24, 2026 · Tier C

Polymer full record

  1. [1]polymerhq.ioPolymer · polymerhq.io · undated page, accessed October 28, 2026 · Tier A

Symmetry Systems full record

  1. [1]symmetry-systems.comSymmetry Systems · symmetry-systems.com · undated page, accessed October 23, 2026 · Tier A
  2. [2]Symmetry systems launches symmetry aiguardSymmetry Systems · symmetry-systems.com · published February 25, 2026 · Tier A

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