# Alexandre (Alex) Louisy

> Alexandre (Alex) Louisy is the French co-founder and CEO of Upflow, a B2B payments and Financial Relationship Management software company founded in 2018 with Barnaby Malet. Trained in engineering and finance, he previously worked in investment banking and international development at Wifirst. Based in New York, he co-hosts The Growth-Minded CFO with Lauren Pearl and writes about collections, customer relationships and finance operations.

- **Role:** Co-founder and CEO at Upflow
- **Organizations:** Upflow, The Growth-Minded CFO, Wifirst, Crédit Agricole CIB, Y Combinator, eFounders / Hexa
- **From:** Paris, France
- **Nationality:** French
- **Education:** Engineering, École Centrale Paris (now CentraleSupélec), Master of Finance, University of Melbourne, Y Combinator
- **Known for:** Co-founded and leads Upflow, whose Y Combinator profile reports 500+ customers across 30+ countries., Led Upflow through its participation in Y Combinator Winter 2020 and a $15 million Series A in 2021., Developed the five maturity stages of cash collection framework.

## Career timeline

- **2009** — Identified by the Centrale alumni entrepreneurship association as ECP class of 2009.
- **Before 2018** — Worked in investment banking, including Crédit Agricole CIB, and then international operations and business development at Wifirst.
- **2017** — Explored financing for smaller businesses and met future co-founder Barnaby Malet.
- **2018** — Co-founded Upflow with Barnaby Malet through eFounders, now Hexa; the project initially went by InvoiceX.
- **2019** — Upflow raised a $2.8 million seed round, as recorded by Hexa.
- **2020** — Upflow participated in Y Combinator Winter 2020.
- **2021** — Upflow raised a $15 million Series A.
- **2024** — A $5 million Series A extension supported Payments by Upflow; the company introduced Financial Relationship Management positioning.
- **2025** — Marked Upflow’s seventh anniversary with alumni, partners and investors.
- **2026** — Introduced a new brand, website and Upflow Intelligence; appeared as the guest on the podcast he co-hosts.

## Achievements

- Co-founded and leads Upflow, whose Y Combinator profile reports 500+ customers across 30+ countries.
- Led Upflow through its participation in Y Combinator Winter 2020 and a $15 million Series A in 2021.
- Developed the five maturity stages of cash collection framework.
- Co-hosts The Growth-Minded CFO alongside Lauren Pearl.
- Reported that the US represented 60% of Upflow revenue and 90% of payment volume in a 2026 public reflection.

## Latest updates

- **2026-08** — On August 27, announced a new Upflow brand, website and Upflow Intelligence, with financing described as a future financial-services direction.
- **2026-09** — On September 2, appeared as Lauren Pearl’s guest on The Growth-Minded CFO to discuss Upflow’s origins and Financial Relationship Management.

## Links

- Website: https://upflow.io/
- LinkedIn: https://www.linkedin.com/in/alexlouisy/
- Twitter/X: https://x.com/AlexLouisy

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Profile page: https://yespress.io/alexandre-louisy
Published by YesPress — https://yespress.io
Last updated: 2026-10-26