Stratum PEO

Stratum PEO is ranked #3 of 8 in PEO software on The Geeks Club. It runs on Android, API, iOS, Self-hosted, Web. There is no free plan. Paid plans start at $750/mo.

Stratum PEO plans and pricing

All plans

CPA channel — Starter $9,000/yr $9,000 annually Up to 100 employees administered stratumpeo.com · 2 Oct 2026

Staffing — Starter $11,000/yr $11,000 annually Up to 100 trailing-12mo placements stratumpeo.com · 2 Oct 2026

CPA channel — Growth $12,000/yr $12,000 annually 101–500 employees administered stratumpeo.com · 2 Oct 2026

Staffing — Growth $14,000/yr $14,000 annually 101–500 trailing-12mo placements stratumpeo.com · 2 Oct 2026

CPA channel — Established $15,000/yr $15,000 annually 501–1,000 employees administered; capped, graduates to ASO pricing beyond stratumpeo.com · 2 Oct 2026

Staffing — Established $18,000/yr $18,000 annually 501+ trailing-12mo placements stratumpeo.com · 2 Oct 2026

Compared on PEO software

Free plan: No
Client company portal: Yes
Payroll and tax admin: Yes
Benefits enrollment: Yes
Compliance tools: Yes
Employee self-service: Yes
HR onboarding: Yes

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Stratum PEO

Product: Stratum is an HR and payroll platform for PEOs, ASOs, domestic EORs, staffing agencies, and CPA firms running payroll for clients.
Deployment: The platform is self-hosted on the customer’s own infrastructure and is described as fully on-premises.
Architecture: The platform has 16 FastAPI microservices behind one API gateway, plus Next.js frontends, and modules can be deployed independently.
Payroll: Its in-house tax engine handles federal, state, and local withholding across all 50 states plus D.C., with multi-state allocation and NACHA ACH export.
CRM: The platform includes case management, SLA tracking, escalation rules, AI-assisted case triage, Twilio CTI call logging, and a sales CRM.
HR workflows: Employee and client onboarding checklists include LLM-assisted I-9 extraction and E-Verify, while offboarding includes separation notice workflows covering 21 states.
Integrations: The platform lists BambooHR, Greenhouse, Lever, QuickBooks Online, Xero, Slack, Deputy, and Clockify as native connectors.
Migration: Migration adapters are listed for ADP, Paychex, Gusto, Workday, Rippling, QuickBooks, and BambooHR.
Security: The site describes schema-per-tenant PostgreSQL isolation, AES-256/Fernet encryption for PII at rest, bcrypt password hashing, mandatory MFA for privileged roles, SAML 2.0 SSO, and append-only audit logging.
Compliance status: Stratum says its controls are SOC 2 CC6-aligned and that a formal certification engagement is planned.
Support: Implementation and support are listed at $150/hr, with break-fixes covered through a 90-day warranty after signed go-live acceptance.
Pricing limits: Tier prices are flat within each tier, reviewed at renewal, and temporary mid-cycle overages trigger no retroactive billing or penalty.
Optional modules: Individual microservices are available à la carte, with pricing available by contacting the company.
Founder: The about page names Dillon Flack as founder and CEO and says he spent eight years at a PEO leading business process and automation.
Price from: $750/mo

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Where it ranks on The Geeks Club

Best PEO Software in 2026#3 of 8

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Sources

stratumpeo.com· checked 2 Oct 2026
stratumpeo.com/platform· checked 2 Oct 2026
stratumpeo.com/pricing· checked 2 Oct 2026
stratumpeo.com/about· checked 2 Oct 2026