Here are some reliable companies that leverage a human-in-the-loop approach and advanced tools to create privacy-protected annotations for financial AI systems.
Top Companies for Privacy-Protected Financial Data Labeling
Cogito Tech
Cogito Tech is a leading data solutions provider specializing in financial data labeling and annotation — including structured numerical data, unstructured text, and transactional records. Delivered through its AI Innovation Hubs, Cogito Tech combines SME-led human-in-the-loop annotation, efficient workflow management, and strategic annotation tool integrations to produce highly accurate, properly formatted, and bias-free training data. Its solutions span NLP, LLMs, agentic AI, and robotics, supporting the fine-tuning of generative AI models through techniques such as Reinforcement Learning from Human Feedback (RLHF).
Cogito Tech is the only DAL company recognized in the Financial Times’ ranking of America’s Fastest-Growing Companies for three consecutive years (2024, 2025, and 2026).
Key Features
Skilled Workforce: Cogito Tech embeds financial domain experts directly in its data pipelines, where they lead annotation projects and apply human judgment to benchmark, validate, and quality-check data — ensuring outputs meet the precision standards required in financial AI applications.
Advanced Tools: Cogito Tech partners with leading annotation platforms — including V7, Labelbox, and Dataloop — to label financial data with speed and precision. These tools integrate project management and quality control features that keep human annotators and automated checks working in tandem, ensuring accuracy and compliance with stringent data regulations.
Extensive Experience: With nearly a decade of experience, Cogito Tech has successfully delivered more than 5,000 projects for leading LLM developers and AI/ML builders across industries.
Data Security: Cogito Tech adheres to major data privacy regulations, including GDPR, CCPA, HIPAA, and CFR 21 Part 11, as well as evolving AI governance frameworks such as the EU AI Act and the US Executive Order on Artificial Intelligence. Its DataSum certification further reinforces ethical AI data sourcing through comprehensive audit trails and metadata transparency.
CloudFactory
CloudFactory is a managed training AI data company that combines a global human workforce with its proprietary AI-assisted platform to deliver scalable, high-quality data annotation services. CloudFactory helps institutions deploy AI systems that are secure, auditable, and built for compliance — from fraud detection to risk modeling — through its human-in-the-loop (HITL) framework. The company leverages expert annotators and automated validation in combination across every stage of the data pipeline.
Key Features
Skilled Workforce: CloudFactory’s domain experts combine human oversight with AI-assisted automation to improve data quality, validation, and model reliability across complex financial AI workflows.
Advanced Tools: Its Accelerated Annotation platform delivers AI-assisted labeling at up to 30 times faster speeds, while remaining tool-agnostic to keep human annotators and automated checks working in coordination.
Scalable AI Operations: Its data engines integrate data collection, annotation, validation, and deployment workflows to support enterprise-scale AI initiatives across LLM, CV, and NLP model types.
Data Security: CloudFactory adheres to ISO 9001:2015, ISO 27001, SOC 2, and GDPR standards, helping clients scale AI with accuracy, compliance, and trust.
TELUS Digital
TELUS Digital (formerly TELUS International) provides large-scale, multilingual data annotation services for training machine learning models in financial services. The company serves regulated industries, including banking, insurance, and fintech, where accuracy, compliance, and representative data are non-negotiable. Its human-in-the-loop framework connects financial domain experts with intelligent automation to ensure quality at scale.
Key Features
Skilled Workforce: TELUS’s Experts Engine connects vetted specialists and annotators to annotation and validation workflows, combining human insight, industry expertise, and modern digital platforms to deliver consistent, dependable data for financial AI applications.
Advanced Tools: Its proprietary Ground Truth Studio platform provides multimodal annotation, featuring automated labeling, configurable workflows, and human-in-the-loop review pipelines.
Extensive Experience: With more than two decades of data annotation expertise, TELUS supports projects of any scale across banking & lending, fintech, cards & payments, capital markets, wealth management, and credit unions in several languages and dialects.
Data Security: It complies with GDPR, HIPAA, and SOC 2 standards, with data residency options available through AWS SageMaker Ground Truth to ensure sensitive data remains within the client’s own tenancy.
Appen
Appen offers end-to-end data annotation and labeling services through expert linguists and a standalone labeling platform, with functionality for labeling documents, images, videos, audio, text, and point-cloud data — making it suitable for diverse financial data types like contracts, invoices, and KYC records. Appen serves regulated sectors through its AI Data Platform (ADAP), which integrates global contributors with AI-assisted tooling and structured human-in-the-loop oversight.
Key Features
Global Workforce: Appen’s global crowd of 1 million+ contributors, including domain specialists in finance, legal, and coding across 170+ countries, provides on-demand expertise with multi-stage peer validation and expert review built into every project.
Advanced Tools: The Appen Data Annotation Platform (ADAP) supports the full AI data lifecycle — from data labeling to retrieval-augmented generation (RAG), with AI-assisted pre-labeling tools and human annotators for review.
Data Security: Appen complies with GDPR, AICPA SOC 2 Type II, ISO 9001, and ISO/IEC 27001:2013 standards, with advanced encryption and multi-layered security measures protecting data globally.
Anolytics
Anolytics is a data annotation and labeling company specializing in computer vision, NLP, and generative AI training data. Anolytics supports financial and document-processing use cases delivered through a human-in-the-loop model in which domain specialists and skilled annotators work alongside AI-assisted tools, with multi-stage auditing and quality review at every step.Anolytics is known for scalable annotation services and ranks among the top data classification providers for AI, particularly in sectors requiring precise, bias-aware labeling.
Key Features
Skilled Workforce: Anolytics leverages SME-led annotation teams with domain-specific knowledge across financial data workflows, from transaction classification and fraud detection to risk modeling and regulatory compliance, applying human judgment at every stage to ensure accuracy and contextual relevance
Advanced Tools: Anolytics delivers AI-assisted annotation workflows, combining model-assisted pre-labeling with human expert review across a full suite of tools supporting NLP labeling and LLM fine-tuning.
Data Security: Anolytics is SOC 2 Type 1 certified and complies with GDPR and HIPAA, CCPA, and CFR 21 Part 11 requirements, as well as evolving AI governance to ensure data security and privacy.
Final Words
All these companies combine a trained global human workforce with advanced tools to identify edge cases, reduce bias, and maintain the accuracy thresholds required for financial data. For highly sensitive financial AI projects, Cogito Tech is often recognized for its audit-trail transparency and secure facility operations, while TELUS Digital leads for multinational regulatory coverage.
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