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Upflow

YC W20

New York City, US · Founded 2018 · 50 employees · 3 known investors

Find your way into Upflow

3,272 people in our graph share verified history with the Upflow team — schools, employers, funds. One of them is your warm intro.

Kyle Dohertyunlockedknows Barnaby Malet · together at Morgan Stanley (overlapped)
×3knows the team · via Morgan Stanley
×2knows the team · via Imperial College London
×4knows the team · via Y Combinator
×2knows the team · via Lycée Louis Le Grand

Upflow provides financial relationship management software that helps B2B finance teams optimize cash flow and accelerate collections through dashboards, payment automation, and integrated workflows. The platform offers live financial forecasting, automated payment reminders, and modern payment options to reduce days sales outstanding and improve customer relationships.

Also known as Upflow.io

Enterprise SoftwareFintechSaaSUnited States of AmericaAmerica / CanadaPartly Remote

Founders & leadership· Y Combinator alumni (W20)

Upflow was founded in 2018 by Barnaby Malet and Alex Louisy.

BMBarnaby Malet
Barnaby Maletin𝕏Co-founder & Board MemberBarnaby Malet studied computer science at Imperial College London and is a two-time YC founder. He previously served as cofounder, CTO, and CPO at Upflow (W20) before founding machine0 (S26).
ALAlex Louisy
Alex LouisyinCo-founder, CEOFounder and CEO of Upflow, which provides financial relationship management software for B2B companies to optimize cash flow and collections.

Investors · 3

Lorimer VenturesBrooklyn · $50K – $300K
Y CombinatorSan Francisco · $500K
9Yards CapitalreportedNew York · $100K – $10M

Funding

SEC filings, press & company announcements

$15M disclosed across 1 of 2 rounds · 2021

Source: company announcements and press reports — follow each round's link for the claim.

Company profile

researched Aug 2026

Upflow supplies software for business-to-business finance teams covering accounts receivable and, as positioned on its own site, broader "financial relationship management." The product groups functionality into cash-flow measurement, collections processing, and customer payment enablement, with the stated aim of converting revenue into collected cash while maintaining customer relationships.

Cash-flow analysis is delivered through live dashboards, financial forecasting, and real-time accounts receivable insights, including days sales outstanding tracking. Collections features include automated, personalized payment reminders and workflows for collaborating with internal stakeholders on overdue invoices, with performance framed around reducing DSO and improving the collections effectiveness index (CEI). On the payment side, Upflow offers a self-service payment experience for customers, multiple payment methods, automatic cash application, and an autopay option that charges invoices on their due date.

Business model

Upflow sells software to finance teams, offering a free "Discover" plan alongside plans presented through a sales-led demo process.

▸Full profile — market position, technology, go-to-market

Market position

Upflow positions itself as a replacement for spreadsheet-based accounts receivable management, and describes its user base as B2B finance teams.

Technology

The platform provides live dashboards, forecasting, automated reminder workflows, automatic cash application, and autopay. It integrates with customers' existing invoicing and accounting tools and exposes a public API.

Go-to-market

The company markets through demo requests, a virtual product tour, and a free self-serve tier, supported by customer testimonials such as one from a controller at Front.

B2B finance teams, including controllers at companies serving both SMB and enterprise customers.

Compiled by commissioned research from 1 cited public sources — announcements, filings, and press listed under research sources below.

Key figures

latest reported
HeadcountAug 202692

Company-reported or press-reported figures, each dated to when it was claimed — not independently audited.

Founder mafia

2 people who came through Upflow went on to found or lead other companies.

Alexandre HuckertInvestorFounded LifenBarnaby MaletFounderFounded machine0

Competitors · 10

by search overlap
Highradius2907 shared keywordsHighRadius provides software for order-to-cash and treasury finance operations, including credit, collections, deductions, cash application, and invoicing and payments automation. It serves large enterprises and Fortune 1000 companies looking to improve financial performance metrics such as Days Sales Outstanding.
Intuit®2239 shared keywordsIntuit develops financial software products—including TurboTax, Credit Karma, QuickBooks, and Mailchimp—for consumers and small businesses to manage taxes, credit, accounting, and marketing. It serves approximately 100 million customers worldwide.
GoCardless1752 shared keywordsGoCardless provides bank payment collection and open banking data access services. The platform enables businesses to collect domestic and international payments via bank accounts and securely access customer bank account data across 2,300+ banks in the UK and Europe.
Corporatefinanceinstitute1737 shared keywordsCorporate Finance Institute offers an online specialization program teaching finance professionals how to integrate environmental, social, and governance (ESG) factors into financial analysis, valuation, and investment decision-making. The program covers ESG frameworks, sustainability integration, greenhouse gas accounting, and climate risk management across eight core courses.
Bill.com Holdings, Inc.1619 shared keywordsBILL is a unified financial operations platform that automates accounts payable, receivables, and spend management for businesses. The platform processes over $345 billion in annual payment volume and serves nearly 500,000 customers across the US and 130+ countries.
Stripe1524 shared keywordsStripe provides financial infrastructure for businesses to accept payments, offer financial services, and implement custom revenue models across international markets in 135+ currencies.
Fresh Books1472 shared keywordsFreshBooks is a cloud-based accounting and invoicing platform designed for small service-based businesses. The software helps business owners manage invoicing, accounting, and financial connections with customers.
Chaserhq1451 shared keywordsChaser provides automated accounts receivable management software to help businesses streamline invoice follow-up and payment collection. The platform serves enterprises seeking to improve cash flow and reduce the manual effort required to chase overdue payments.
Ramp1309 shared keywordsRamp offers a finance platform that combines corporate cards, expense management, and AI-driven automation for receipt capture, transaction coding, and reimbursements. It serves finance teams and businesses looking to consolidate spending tools and automate accounting workflows.
Gaviti1270 shared keywordsGaviti offers an AI-driven, autonomous invoice-to-cash platform that automates accounts receivable processes for B2B businesses. It serves medium to large enterprises and shared service environments, operating in over 20 countries.

Companies competing with Upflow for the same Google search keywords, organic and paid, via search-intersection analysis.

In the news

Engineering Principles at Upflowupflow.io · Feb 2025Cash collection startup Upflow also wants to handle B2B payments | TechCrunchtechcrunch.com · Oct 2024Upflow raises $15 million to manage your outstanding invoices | TechCrunchtechcrunch.com · Jun 2021Upflow Raises $15M in Series A Fundingfinsmes.com · Jun 2021France’s Upflow raises $15M to help businesses collect customer payments; looks to triple its team size within 12 months - Silicon Canalssiliconcanals.com · Jun 2021

▸Research sources · 1

primary sources listed

1 public sources were cited for this profile; the first-party ones are listed here.

Frequently asked questions

What does Upflow do?
Upflow is a financial relationship management platform that helps B2B finance teams collect receivables and manage cash flow.
Who founded Upflow?
Upflow was founded by Barnaby Malet, Alex Louisy in 2018.
Who are Upflow's investors?
Upflow's investors include Lorimer Ventures, Y Combinator, 9Yards Capital.
How much funding has Upflow raised?
Upflow has disclosed $15M raised across 1 of its 2 known rounds.
Where is Upflow headquartered?
Upflow is headquartered in New York City, US.