// Advisory work · Independent practice

The conversation usually starts
with a question the board cannot answer.

Three engagements. Each one begins with a structured examination of the decision chain — not a technology review, not a process audit. A structural governance interrogation.

// The practitioner behind the framework

25 years · FSI and healthcare

Global banks. Global insurers. Financial market infrastructure. Institutional transformation across all major global markets. Market building across 12 countries in Asia. CXO-level healthcare transformation. Regulatory engagement across 25+ jurisdictions.

Two named outcomes

Global bank liquidity transformation — revenue rank up 3 positions in two years. Global insurer continental digitisation — consistent architecture across multiple countries, multiple languages, multiple regulatory environments.

The full practitioner record — cases, domain cards, regulatory scope, and the pattern that became the DIC™ framework — is on the Work page. See the full body of work →

01 · 10-day engagement

The Decision Drift Audit

Map your institution's decision chain against the DIC™. Find every layer where intent, rules, and execution have diverged. Deliver a board-ready architecture map and finding — not a 300-page report.

All eight DIC™ layers mapped
Replay capability assessed
Board-ready findings delivered
Priority remediation roadmap
Start the audit →

02 · Board session

The Governance Interrogation

A structured half-day session with the board or executive committee. Not a presentation — a working session. Three questions. Three layers. Every one designed to surface what the dashboards cannot show.

Half-day structured session
Board or ExCo level
Real cases from your institution
Written follow-up within 48 hours
Enquire →

03 · Ongoing advisory

The Decision Architect Retainer

Monthly engagement. Governance questions as they arise. Board papers reviewed. Decision architecture designed. An independent practitioner embedded in your governance cycle — not in your politics.

Monthly retainer structure
Board paper review and input
On-call governance advisory
DIC™ monitoring and evolution
Enquire →

// Who this work is for

Boards and CXOs who are starting to suspect the dashboards are not telling the whole story.

High-consequence institutions where the chain from board intent to operational outcome has grown longer, faster, and more automated than governance has kept up with.

"By the time a board sees decision drift, it has usually been operating for 18–36 months."

"If you cannot reconstruct a decision end-to-end — you don't have governance. You have faith."

"The question is not whether the AI is right. The question is whether the institution can govern what it has built."

// Start the conversation

The conversation usually starts
with one question.

Every engagement begins the same way: one question about a decision your board cannot fully reconstruct. What happens next is structured, confidential, and specific to your institution.

I have a specific decision to reconstruct

A loan portfolio shift, a model deployment, a board-approved initiative — where the outcome does not match the intent. You want to understand exactly where the chain broke.

I want an initial NDA-protected briefing

Not yet ready to name the specific decision. You want a confidential introductory conversation — under NDA — to understand what the audit involves and whether it applies to your institution.

// Start the conversation

Select a path above, then write to deepak@lumathink.com — all initial engagements are treated as confidential. An NDA can be executed before any substantive discussion.

Write to deepak@lumathink.com →

Singapore-based. Working globally. Independent practice. All initial engagements treated as confidential.

deepak@lumathink.com · Singapore · Working globally

// Disclaimer & Legal Notices

The views, analyses, and perspectives expressed on this site are solely those of Deepak Aggarwal, presented in a personal and independent capacity. They do not represent or reflect the views, policies, or positions of any current or past employer, client, organisation, or affiliated entity.

All institutional case references — including but not limited to SVB, Knight Capital Group, Wirecard AG, Credit Suisse, Wells Fargo, Coutts, Orpea Group, Kaiser Permanente, and NHS entities — are cited solely on the basis of publicly documented regulatory findings, official investigations, court records, parliamentary reports, and other published primary sources. No non-public information has been used. All analysis is independent, educational, and analytical in nature.

Nothing on this site constitutes legal, regulatory, financial, investment, or professional advice of any kind. The Decision Integrity Chain™, Decision Engineering™, FUSE™, STAGE™, and related frameworks are proprietary intellectual property of Deepak Aggarwal. Unauthorised reproduction or commercial use is prohibited.

Case studies and scenarios described as "constructed" or "composite" are hypothetical illustrations based on documented failure patterns. They do not refer to any specific institution, transaction, or individual beyond what is explicitly stated.

© Deepak Aggarwal 2025–2026. All rights reserved. Decision Engineering™ · Decision Integrity Chain™ · DIC™ · FUSE™ · STAGE™ are trademarks of Deepak Aggarwal.