PolyAI

UK enterprise voice AI platform for automated customer service phone calls

Attio

London-based AI-native CRM built for modern B2B companies

PolyAI

Strong

18/25

Attio

Strong

20/25

Score Breakdown

DimensionPolyAIAttio

Data Residency

Where is your data stored and processed?

PolyAI: Cloud-hosted with multi-region options. Specific EU data centre deployment available for enterprise clients. UK company but cloud provider and region details not publicly documented.

Attio: EU data residency (AWS eu-west-1) is the default for all plans — not an enterprise add-on

3/5

Cloud-hosted with multi-region options. Specific EU data centre deployment available for enterprise clients. UK company but cloud provider and region details not publicly documented.

5/5

EU data residency (AWS eu-west-1) is the default for all plans — not an enterprise add-on

Legal Jurisdiction

Which laws govern the company and your data?

PolyAI: UK Ltd incorporation. Post-Brexit UK GDPR with EU adequacy. UK Investigatory Powers Act applies. Adequate for most European enterprise use cases but not optimal for strict EU sovereignty requirements.

Attio: UK entity (England and Wales); UK GDPR jurisdiction; no US parent; post-Brexit UK adequacy decision in place

3/5

UK Ltd incorporation. Post-Brexit UK GDPR with EU adequacy. UK Investigatory Powers Act applies. Adequate for most European enterprise use cases but not optimal for strict EU sovereignty requirements.

4/5

UK entity (England and Wales); UK GDPR jurisdiction; no US parent; post-Brexit UK adequacy decision in place

Data Retention & Training

Is your data used for model training?

PolyAI: Voice conversation data handling not explicitly disclosed. Enterprise contracts likely include data retention terms. PCI DSS certification suggests formal data handling procedures for sensitive data.

Attio: No training on CRM data; transparent about third-party AI services; DPA available for EU customers

3/5

Voice conversation data handling not explicitly disclosed. Enterprise contracts likely include data retention terms. PCI DSS certification suggests formal data handling procedures for sensitive data.

4/5

No training on CRM data; transparent about third-party AI services; DPA available for EU customers

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

PolyAI: Exceptional certification posture: ISO 27001, SOC 2 Type II, HIPAA, and PCI DSS. Covers security, healthcare, and payment data requirements. One of the strongest certification sets in the directory.

Attio: SOC 2 Type II certified; ISO 27001 in progress as of early 2026

5/5

Exceptional certification posture: ISO 27001, SOC 2 Type II, HIPAA, and PCI DSS. Covers security, healthcare, and payment data requirements. One of the strongest certification sets in the directory.

3/5

SOC 2 Type II certified; ISO 27001 in progress as of early 2026

Regulatory Fit

Suitability for regulated industries and professional services

PolyAI: Excellent for regulated industries: HIPAA for healthcare, PCI DSS for financial services. Strong certification posture supports enterprise procurement. UK jurisdiction is adequate for EU regulated use.

Attio: Excellent EU fit; EU residency by default, UK legal entity, SOC 2 — good for regulated European B2B sales teams

4/5

Excellent for regulated industries: HIPAA for healthcare, PCI DSS for financial services. Strong certification posture supports enterprise procurement. UK jurisdiction is adequate for EU regulated use.

4/5

Excellent EU fit; EU residency by default, UK legal entity, SOC 2 — good for regulated European B2B sales teams

Total Score

18/25

20/25

Best For

PolyAI

Best for EU-headquartered organisations needing maximum data sovereignty; regulated industries (ICO, CNIL); privacy-conscious teams who need strong data retention controls; teams on a tight budget.

Attio

Best for organisations requiring broad certification coverage (ISO 27001, SOC 2 Type II, HIPAA); regulated industries (financial-services, healthcare).

Detailed Comparison

Attio vs PolyAI: Trust & Compliance Comparison

Attio (Attio, GB) scores 20/25 overall with a Silver (Strong) trust badge. London-based AI-native CRM built for modern B2B companies. PolyAI (PolyAI, GB) scores 18/25 with a Silver (Strong) trust badge. UK enterprise voice AI platform for automated customer service phone calls.

Dimension-by-Dimension Breakdown

#### Data Residency

Attio leads with 5/5 vs 3/5.

●Attio (5/5): EU data residency (AWS eu-west-1) is the default for all plans — not an enterprise add-on

●PolyAI (3/5): Cloud-hosted with multi-region options. Specific EU data centre deployment available for enterprise clients. UK company but cloud provider and region details not publicly documented.

#### Legal Jurisdiction

Attio leads with 4/5 vs 3/5.

●Attio (4/5): UK entity (England and Wales); UK GDPR jurisdiction; no US parent; post-Brexit UK adequacy decision in place

●PolyAI (3/5): UK Ltd incorporation. Post-Brexit UK GDPR with EU adequacy. UK Investigatory Powers Act applies. Adequate for most European enterprise use cases but not optimal for strict EU sovereignty requirements.

#### Data Retention & Training

Attio leads with 4/5 vs 3/5.

●Attio (4/5): No training on CRM data; transparent about third-party AI services; DPA available for EU customers

●PolyAI (3/5): Voice conversation data handling not explicitly disclosed. Enterprise contracts likely include data retention terms. PCI DSS certification suggests formal data handling procedures for sensitive data.

#### Certifications

PolyAI leads with 5/5 vs 3/5.

●Attio (3/5): SOC 2 Type II certified; ISO 27001 in progress as of early 2026

●PolyAI (5/5): Exceptional certification posture: ISO 27001, SOC 2 Type II, HIPAA, and PCI DSS. Covers security, healthcare, and payment data requirements. One of the strongest certification sets in the directory.

#### Regulatory Fit

Both score equally at 4/5.

●Attio (4/5): Excellent EU fit; EU residency by default, UK legal entity, SOC 2 — good for regulated European B2B sales teams

●PolyAI (4/5): Excellent for regulated industries: HIPAA for healthcare, PCI DSS for financial services. Strong certification posture supports enterprise procurement. UK jurisdiction is adequate for EU regulated use.

Certifications at a Glance

Certification	Attio	PolyAI
HIPAA	No	Yes
ISO 27001	No	Yes
PCI DSS	No	Yes
SOC 2 Type II	Yes	Yes

Overall Verdict

Attio has a clear trust advantage, scoring 20/25 compared to PolyAI's 18/25. Attio particularly excels in data residency, legal jurisdiction, data retention & training.

Frequently Asked Questions

Which is better for EU compliance, PolyAI or Attio?

PolyAI has a TrustKit score of 18/25 while Attio scores 20/25. Attio currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do PolyAI and Attio compare on data residency?

PolyAI scores 3/5 for data residency (Cloud-hosted with multi-region options. Specific EU data centre deployment available for enterprise clients. UK company but cloud provider and region details not publicly documented.), while Attio scores 5/5 (EU data residency (AWS eu-west-1) is the default for all plans — not an enterprise add-on).

Are PolyAI and Attio GDPR compliant?

Both tools are assessed across five compliance dimensions. PolyAI has a regulatory fit score of 4/5 and Attio scores 4/5. Check the full comparison above for a detailed breakdown.

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