Independent Audit Report
Carta
VS
Justworks

A comprehensive 20-point independent audit covering fees, FX rates, settlement architecture, regulatory standing, customer protection, and real-world performance benchmarks.

20 Audit Criteria Independent Analysis Current Verified Data Live Benchmarks
TL;DR
Carta wins with 5/5 stars — best for Startups, VCs, and employees wanting cap table management, 409A valuations, equi. Justworks is a close second with 4/5 stars. ⬇ Scroll for full 20-point audit
Best For
Carta vs Justworks
Startups, VCs, and employees wanting cap table management, 4... vs Small to mid-sized businesses wanting a PEO solution with pa...
Fee Structure
Carta vs Justworks
Company plans from $2,400/year; fund administration from $12... vs Custom pricing based on company size and services; not publi...
Rating
Carta vs Justworks
5/5 ★ vs 4/5 ★
Carta
Equity Management & Private Securities Platform
Best For Startups, VCs, and employees wanting cap table management, 409A valuations, equity plan administration, and access to private company secondary markets
Core Fee Company plans from $2,400/year; fund administration from $12,000/year; CartaX private securities marketplace fees vary by transaction size
Settlement Digital equity issuance in minutes; electronic exercise of stock options; automated vesting schedules; real-time cap table updates; secondary trades via CartaX
Visit Carta ↗
Justworks
PEO & Payroll Platform for SMBs
Best For Small to mid-sized businesses wanting a PEO solution with payroll, benefits, HR, and compliance support
Core Fee Custom pricing based on company size and services; not publicly listed
Settlement Streamlined payroll; HR automation; employee self-service portal; benefits administration; quick onboarding
Visit Justworks ↗
What This Audit Doesn't Cover: Real-time currency fluctuations, promotional offers, region-specific pricing, or temporary fee waivers. Always verify current rates, fees, and features directly with Carta and Justworks before making any financial decision.
Full 20-Point Audit Matrix
Verified current data across all key decision criteria
20 Criteria Compared
Audit Criterion Carta Justworks
WealthBlueprint RatingOverall score vs. all reviewed platforms (out of 5 stars)
5/5
Carta: rated on fees, features, safety & ease of use
4/5
Justworks: rated on fees, features, safety & ease of use
Transaction FeesPer-transfer costs, domestic & international
Company plans from $2,400/year; fund administration from $12,000/year; CartaX private securities marketplace fees vary by transaction size Custom pricing based on company size and services; not publicly listed
FX / Conversion SpreadMarkup above mid-market exchange rate
Carta charges a conversion fee based on the currency pair and transfer amount. Always verify the all-in rate before sending.
Always check the live rate in the app
Justworks charges a conversion fee based on the currency pair and transfer amount. Always verify the all-in rate before sending.
Always check the live rate in the app
Account MaintenanceMonthly or annual account-keeping charges
Carta applies account maintenance charges as described in its fee schedule. Pricing may vary by region.
Fees subject to change — verify before signing up
Custom/tiered pricing — Justworks's fee structure depends on your account tier or usage volume.
Fees subject to change — verify before signing up
Card Issuance FeesVirtual and physical card creation costs
Carta does not primarily offer physical cards — access is digital-first.
Check Carta app for current card fees
Justworks does not primarily offer physical cards — access is digital-first.
Check Justworks app for current card fees
Domestic SettlementLocal bank transfer completion time
Carta
Digital equity issuance in minutes; electronic exercise of s
VS
Justworks
Streamlined payroll; HR automation; employee self-service po
Both platforms offer comparable settlement speeds.
Cross-Border SpeedInternational corridor settlement time
Carta supports cross-border transfers via its payment rails. Actual delivery depends on the receiving bank and any compliance holds.
Check the app for live estimates
Justworks supports cross-border transfers via its payment rails. Actual delivery depends on the receiving bank and any compliance holds.
Check the app for live estimates
Uptime / ReliabilityReported annual platform availability rate
Carta publishes service status updates on its official status page for transparency.
Check Carta status page for incident history
Justworks publishes service status updates on its official status page for transparency.
Check Justworks status page for incident history
Regulatory LicensesGoverning bodies and jurisdictions
SEC-registered transfer agent and broker-dealer; FINRA member; SOC 2 Type II certified; 256-bit encryption; manages $2.7T+ in equity for 40,000+ companies
✓ Licensed
Standard HR compliance; certified PEO; insurance coverage; robust security; payroll tax filing included
✓ Licensed
Deposit InsuranceGovernment-backed protection scheme
Carta holds funds with regulated partner banks. Deposit insurance coverage may apply.
Verify current coverage directly with Carta
Justworks holds funds with regulated partner banks. Deposit insurance coverage may apply.
Verify current coverage directly with Justworks
2FA & AuthenticationMulti-factor security implementation
Carta supports 2FA via authenticator app or SMS. Check security settings for available methods.
Enable 2FA immediately after opening your account
Justworks supports 2FA via authenticator app or SMS. Check security settings for available methods.
Enable 2FA immediately after opening your account
Fraud DetectionAI/ML-powered transaction monitoring
Carta employs automated transaction monitoring. Suspicious activity triggers alerts and temporary holds.
✓ Real-time monitoring
Justworks employs automated transaction monitoring. Suspicious activity triggers alerts and temporary holds.
✓ Real-time monitoring
Ideal Use CasePrimary audience and core value proposition
Carta
Startups, VCs, and employees wanting cap table management, 409A valuations, equity plan administration, and access to private company secondary markets
Justworks
Small to mid-sized businesses wanting a PEO solution with payroll, benefits, HR, and compliance support
Platform ClassificationRegulatory and product category
Equity Management & Private Securities Platform PEO & Payroll Platform for SMBs
Withdrawal LimitsDaily / weekly transfer and cash-out caps
Carta withdrawal limits vary by account type and KYC level.
Log in to see your current limits
Justworks withdrawal limits vary by account type and KYC level.
Log in to see your current limits
Supported CurrenciesFiat and digital asset coverage
Carta supports the currencies and assets listed in its official documentation.
Check Carta official site for full currency list
Justworks supports the currencies and assets listed in its official documentation.
Check Justworks official site for full currency list
App Store RatingAggregate iOS + Android user satisfaction
Carta app ratings reflect recent user sentiment — check the App Store/Google Play for current scores.
Verify live ratings on the App Store
Justworks app ratings reflect recent user sentiment — check the App Store/Google Play for current scores.
Verify live ratings on the App Store
Customer SupportAvailable resolution pathways and SLA
Carta routes support through its official help channels. Priority queue access varies by plan.
Check Carta help centre for current support options
Justworks routes support through its official help channels. Priority queue access varies by plan.
Check Justworks help centre for current support options
KYC Verification SpeedAccount activation timeline post-submission
Carta KYC timelines depend on document quality and account type.
Verify current wait times in the Carta app
Justworks KYC timelines depend on document quality and account type.
Verify current wait times in the Justworks app
Overall VerdictWealthBlueprint independent recommendation
Carta WINS with 5/5 stars vs 4/5.

Why: Carta excels at Startups, VCs, and employees wanting cap table management, 409A valuations, equity plan administration, and access to private company secondary markets.

✓ Choose Carta if Startups, VCs, and employees wanting cap table management, 409A valuations, equity plan administration, and access to private company secondary markets
➜ Justworks is still solid for Small to mid-sized businesses wanting a PEO solution with payroll, benefits, HR, and compliance support
Official WebsiteVisit platform to sign up or verify current fees
Visit Carta ↗ Visit Justworks ↗

Choose Carta If:

  • You need Startups, VCs, and employees wanting cap table management, 4
  • You prefer Company plans from $2,400/year; fund adm
  • You value Digital equity issuance in minutes; elec

Choose Justworks If:

  • You need Small to mid-sized businesses wanting a PEO solution with pa
  • You prefer Custom pricing based on company size and
  • You value Streamlined payroll; HR automation; empl
WealthBlueprint Verdict Summary
Carta — Best For
Startups, VCs, and employees wanting cap table management, 409A valuations, equity plan administration, and access to private company secondary markets
✓ Strong in its core category
Justworks — Best For
Small to mid-sized businesses wanting a PEO solution with payroll, benefits, HR, and compliance support
✓ Strong in its core category

Not sure which is right for you?

Take our 2-minute financial literacy quiz to understand which platforms align with your income profile and goals.

From the WealthBlueprint Library

Further reading our editors recommend:

📖 Depreciation Arbitrage Strategy Explained 📖 Best Stocks for Beginners With Little Money
More Comparisons Worth Reading

The Carta vs Justworks audit is just the start — here is what else matters.

🔍 Karat vs Wealthfront: Independent Audit 🔍 Karat vs Republic: Independent Audit