- ConsultantData
What a business intelligence consultant does, services they provide, and when companies should hire a BI consultant for reporting and data analytics.
Aaron Reabow
Durham, NC, USA
Pioneering Data Science Leadership in Banking & Capital Markets
Embarking on a deep, predictive modeling odyssey since 2002, Aaron Reabow has leveraged the power of big data and customer analytics to forge impactful strategies within the banking and capital markets sector at Deloitte. A senior manager with an intimate grasp of campaign analytics and a zealous pursuit for unearthed insights, Aaron’s journey weaves through the realms of machine learning and LLMs, consistently staying ahead of technological evolutions. Motivated by a genuine ardor for data's boundless potential, his contributions illuminate paths for data-driven decision-making, propelling organizations ahead of the curve.
Work
Customer Lifetime Value Model for Wealth Management Firm
Problem:
A top-tier wealth manager was allocating marketing spend and relationship manager capacity based on current AUM rather than future client value. This approach under-invested in high-growth segments while over-servicing mature, low-growth clients. The firm lacked a unified view of customer profitability across products.
Action:
I led a team that designed and deployed a Customer Lifetime Value…
Campaign Revenue Optimization Engine
Problem:
A major financial institution was running marketing campaigns with minimal analytical rigor—campaigns were designed based on intuition rather than customer behavior, leading to poor conversion rates and channel waste. There was no systematic approach to test, learn, and optimize campaign performance.
Action:
I built an optimization engine that integrated customer propensity modeling, channel…
Building Enterprise Data Science Capability from Zero to $20M+ Annual Impact
Problem:
Africa's largest bank needed to build wealth and insurance data science capability from fragmented analytics across business units. Leadership required assessment and roadmap to build models across customer lifespan: driving sales volumes, reducing churn, and moving customers up the value curve from basic banking to wealth/insurance products.
Action:
Assessed existing analytics capabilities …
Implementing pod structure to address Customer analytics Scale Requirement
Problem:
Leading wealth manager needed to scale analytics capabilities for digital transformation but faced high US costs and talent constraints with 8-person team overwhelmed by demand. Leadership required assessment of current team capabilities, technology platform evaluation, and recommendations for cost-effective scaling strategy to support growing analytics needs.
Action:
Conducted assessment of…
Customer360 Data Platform - Regional Bank (Databricks)
Problem:
Fragmented customer data across 20+ systems prevented unified view for personalization and retention. Manual processes created inconsistent definitions and delayed insights.
Action:
Led discovery to identify and prioritize data sources for Customer360 based on business impact: transactional first, then behavioral/interaction, then external enrichment. Collaborated on Databricks medallion arc…
Experience
Deloitte
Banking & Capital Markets Data Science Senior Manager
Jun 2021 - Present
Deloitte is a leading global provider of audit and assurance, consulting, financial advisory, risk advisory, tax, and related services.
- Pioneered a 100-person analytics team, optimizing Deloitte's service delivery to its largest financial services client.
- Spearheaded multiple AI projects, leveraging advanced technologies like GenAI, customer acquisition models, and data architecture strategies.
- Acted as the Head of Analytics, significantly enhancing project outcomes and client satisfaction through strategic leadership.
- Instrumental in the creation and leadership of Converge Consumer, amplifying Deloitte's capacity in financial services through innovative product solutions.
Standard Bank South Africa
Executive Head of Data Science for wealth and insurance
Sep 2018 - Jun 2021
Standard Bank South Africa
Head Of Analytics
Jan 2017 - Jun 2021
Standard Bank South Africa
Head: Big Data and new technology
Nov 2015 - Jun 2021
Traverse
CEO
Jan 2015 - Jul 2019
Deloitte South Africa
Senior Manager
Nov 2011 - Jan 2015
- Initiated and led the Deloitte Greenhouse in South Africa, cementing Deloitte's industry leadership in innovative business solutions.
- Key founding member of Deloitte Digital South Africa, pioneering digital transformation services tailored to client needs.
- Played a crucial role in the startup and success of Tyme Capital, contributing to Deloitte's expansion in fintech and digital banking services.
- Demonstrated excellent leadership and strategic vision, driving cross-functional teams towards achieving corporate objectives.
Barclays
Project manager/Stream lead
Jan 2011 - Nov 2011
IQ Business Group
Senior Principle
Aug 2006 - Aug 2011
IQ Business Group, based in South Africa, specializes in management consulting across various sectors, fostering business growth through innovative solutions.
- Drove significant business process re-engineering projects, resulting in streamlined operations and increased efficiency.
- Led the architecture and business case development for key clients, enhancing strategic direction and profitability.
- Developed rapid prototyping for business problem remodelling, significantly reducing time-to-market for new solutions.
- Credited with rebuilding a major client's loan book, demonstrating exceptional problem-solving and technical capabilities.
Claassen Auret
Engineering Manager
Jan 2003 - Aug 2006
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