Contractbook

Danish AI-powered contract lifecycle management for European businesses

Google NotebookLM

AI research assistant that reasons over your own documents and sources

Contractbook

Excellent

22/25

Google NotebookLM

Strong

17/25

Score Breakdown

DimensionContractbookGoogle NotebookLM

Data Residency

Where is your data stored and processed?

Contractbook: EU data residency on AWS EU regions; Danish company with EU-compliant data processing

Google NotebookLM: Free tier uses US data centres. Enterprise Workspace customers can select EU data regions, providing compliant data residency for European businesses. Consumer accounts have limited regional controls.

4/5

EU data residency on AWS EU regions; Danish company with EU-compliant data processing

3/5

Free tier uses US data centres. Enterprise Workspace customers can select EU data regions, providing compliant data residency for European businesses. Consumer accounts have limited regional controls.

Legal Jurisdiction

Which laws govern the company and your data?

Contractbook: Danish ApS, EU-incorporated, subject to Danish and EU law, no US parent

Google NotebookLM: Google LLC is incorporated in Delaware, US. Subject to the CLOUD Act. Google has signed SCCs and model DPAs for enterprise Workspace customers, providing some mitigation, but US jurisdiction remains a fundamental risk.

5/5

Danish ApS, EU-incorporated, subject to Danish and EU law, no US parent

2/5

Google LLC is incorporated in Delaware, US. Subject to the CLOUD Act. Google has signed SCCs and model DPAs for enterprise Workspace customers, providing some mitigation, but US jurisdiction remains a fundamental risk.

Data Retention & Training

Is your data used for model training?

Contractbook: No training on contract data; full GDPR Article 28 DPA available; customer-controlled retention

Google NotebookLM: Enterprise Workspace accounts: notebooks and data not used for model training under DPA. Configurable retention and deletion. Free consumer accounts: less certain. Enterprise controls are significantly stronger.

5/5

No training on contract data; full GDPR Article 28 DPA available; customer-controlled retention

4/5

Enterprise Workspace accounts: notebooks and data not used for model training under DPA. Configurable retention and deletion. Free consumer accounts: less certain. Enterprise controls are significantly stronger.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Contractbook: SOC 2 Type II certified; ISO 27001 not yet confirmed; GDPR-native architecture

Google NotebookLM: Google's cloud infrastructure holds ISO 27001, ISO 27017, ISO 27018, SOC 2 Type II, and BSI C5 (Germany). Among the most comprehensively certified cloud providers. NotebookLM for Business inherits these certifications via Workspace.

3/5

SOC 2 Type II certified; ISO 27001 not yet confirmed; GDPR-native architecture

5/5

Google's cloud infrastructure holds ISO 27001, ISO 27017, ISO 27018, SOC 2 Type II, and BSI C5 (Germany). Among the most comprehensively certified cloud providers. NotebookLM for Business inherits these certifications via Workspace.

Regulatory Fit

Suitability for regulated industries and professional services

Contractbook: Excellent fit for EU legal, procurement, and regulated industries; eIDAS-compliant e-signatures

Google NotebookLM: Enterprise Workspace deployment with EU data region provides an acceptable compliance posture for most EU businesses. For regulated industries (financial services, healthcare), additional due diligence on Google's CLOUD Act exposure is required.

5/5

Excellent fit for EU legal, procurement, and regulated industries; eIDAS-compliant e-signatures

3/5

Enterprise Workspace deployment with EU data region provides an acceptable compliance posture for most EU businesses. For regulated industries (financial services, healthcare), additional due diligence on Google's CLOUD Act exposure is required.

Total Score

22/25

17/25

Best For

Contractbook

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

Google NotebookLM

Best for organisations requiring broad certification coverage (ISO 27001, ISO 27017, ISO 27018); privacy-conscious teams who need strong data retention controls; teams on a tight budget.

Detailed Comparison

Contractbook vs Google NotebookLM: Trust & Compliance Comparison

Contractbook (Contractbook, DK) scores 22/25 overall with a Gold (Excellent) trust badge. Danish AI-powered contract lifecycle management for European businesses. Google NotebookLM (Google, US) scores 17/25 with a Silver (Strong) trust badge. AI research assistant that reasons over your own documents and sources.

Dimension-by-Dimension Breakdown

#### Data Residency

Contractbook leads with 4/5 vs 3/5.

●Contractbook (4/5): EU data residency on AWS EU regions; Danish company with EU-compliant data processing

●Google NotebookLM (3/5): Free tier uses US data centres. Enterprise Workspace customers can select EU data regions, providing compliant data residency for European businesses. Consumer accounts have limited regional controls.

#### Legal Jurisdiction

Contractbook leads with 5/5 vs 2/5.

●Contractbook (5/5): Danish ApS, EU-incorporated, subject to Danish and EU law, no US parent

●Google NotebookLM (2/5): Google LLC is incorporated in Delaware, US. Subject to the CLOUD Act. Google has signed SCCs and model DPAs for enterprise Workspace customers, providing some mitigation, but US jurisdiction remains a fundamental risk.

#### Data Retention & Training

Contractbook leads with 5/5 vs 4/5.

●Contractbook (5/5): No training on contract data; full GDPR Article 28 DPA available; customer-controlled retention

●Google NotebookLM (4/5): Enterprise Workspace accounts: notebooks and data not used for model training under DPA. Configurable retention and deletion. Free consumer accounts: less certain. Enterprise controls are significantly stronger.

#### Certifications

Google NotebookLM leads with 5/5 vs 3/5.

●Contractbook (3/5): SOC 2 Type II certified; ISO 27001 not yet confirmed; GDPR-native architecture

●Google NotebookLM (5/5): Google's cloud infrastructure holds ISO 27001, ISO 27017, ISO 27018, SOC 2 Type II, and BSI C5 (Germany). Among the most comprehensively certified cloud providers. NotebookLM for Business inherits these certifications via Workspace.

#### Regulatory Fit

Contractbook leads with 5/5 vs 3/5.

●Contractbook (5/5): Excellent fit for EU legal, procurement, and regulated industries; eIDAS-compliant e-signatures

●Google NotebookLM (3/5): Enterprise Workspace deployment with EU data region provides an acceptable compliance posture for most EU businesses. For regulated industries (financial services, healthcare), additional due diligence on Google's CLOUD Act exposure is required.

Certifications at a Glance

Certification	Contractbook	Google NotebookLM
C5	No	Yes
GDPR	Yes	No
ISO 27001	No	Yes
ISO 27017	No	Yes
ISO 27018	No	Yes
SOC 2 Type II	Yes	Yes

Overall Verdict

Contractbook has a clear trust advantage, scoring 22/25 compared to Google NotebookLM's 17/25. Contractbook particularly excels in data residency, legal jurisdiction, data retention & training, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Contractbook or Google NotebookLM?

Contractbook has a TrustKit score of 22/25 while Google NotebookLM scores 17/25. Contractbook currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Contractbook and Google NotebookLM compare on data residency?

Contractbook scores 4/5 for data residency (EU data residency on AWS EU regions; Danish company with EU-compliant data processing), while Google NotebookLM scores 3/5 (Free tier uses US data centres. Enterprise Workspace customers can select EU data regions, providing compliant data residency for European businesses. Consumer accounts have limited regional controls.).

Are Contractbook and Google NotebookLM GDPR compliant?

Both tools are assessed across five compliance dimensions. Contractbook has a regulatory fit score of 5/5 and Google NotebookLM scores 3/5. Check the full comparison above for a detailed breakdown.

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