What Hallmark AI Consulting does
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We help clients identify practical AI opportunities, design the right private and verifiable AI architecture, and validate a working pilot before committing to production.
Services
Services
Why Private and Verifiable AI?
Why Private and Verifiable AI?
Many organizations want the benefits of AI but cannot simply send sensitive business, legal, healthcare, or customer data to external AI services. Nor can they provide AI answers without validation and links to supporting evidence.
Private AI focuses on controlled infrastructure and practical deployment patterns that preserve data control while still allowing organizations to benefit from modern language models.
Verifiable AI focuses on focuses on structured, evidence-backed workflows where answers can be traced to supporting source material and validated within deterministic processes.
Approach
Approach
About Gary Hallmark
About Gary Hallmark
Hallmark AI Consulting was founded by Gary Hallmark, an MIT-trained software architect with decades of experience at IBM Research and Oracle. Gary has developed distributed database, business rules, workflow, integration, and cloud infrastructure technologies; contributed to major industry standards including SQL, W3C RIF, and OMG DMN; received multiple U.S. patents; and more recently built research prototypes applying LLMs and agentic workflows to healthcare and enterprise systems.
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