Excel Spreadsheets: Kryptonite for Unified Data
Summary
Excel may have launched many people's data discipline, but it's now holding back firms' superpowers. Spreadsheet proliferation creates operational risks in private credit. But there is a practical roadmap for transitioning to unified data without abandoning Excel entirely.
Rochelle Glazman
Rochelle is responsible for enabling go-to-market and growth strategies across sales, marketing, product, and client engagement. Before taking on this role, Rochelle was a Senior Pre-Sales Consultant, engaging with clients and prospects across the financial services industry. Prior to joining Arcesium, Rochelle spent over five years at BlackRock Aladdin servicing institutional asset managers and leading several implementation projects across North and South America. She graduated from Vanderbilt University with a degree in economics.
Sources:
[i] European Spreadsheet Risks Interest Group, accessed August 21, 2025, “Research and Best Practice.” https://eusprig.org/research-info/research-and-best-practice/
[ii] Full Stack Modeller, March 2020. https://www.fullstackmodeller.com/blog/fannie-mae-spreadsheet-error
[iii] Reuters, September 1, 2016, “SolarCity adviser Lazard made mistake in Tesla deal analysis.” https://www.reuters.com/article/business/solarcity-adviser-lazard-made-mistake-in-tesla-deal-analysis-idUSKCN11635H/
