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Calculum
Miami, US · Founded 2020 · 27 employees on LinkedIn · 5 known investors
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Calculum is an AI-powered supply chain analytics platform that benchmarks, negotiates, and optimizes B2B payment terms with suppliers and customers to improve working capital, margins, and risk. It serves finance, procurement, and credit teams at large enterprises and was spun off from the University of St. Gallen.
Founders & leadership
Calculum was founded in 2020 by Oliver Belin.
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Oliver BelinFounder · CEOOliver Belin is an executive at Calculum, an AI-powered supply chain analytics platform spun off from the University of St. Gallen that helps enterprises optimize payment terms and working capital.
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Eugene BuckleyNamed on SEC filing
Board
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IS
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Michael NugentBoard director
Investors · 5
Vestigo Ventureslisted by Vestigo VenturesCambridge · $1M – $5M
How we know: funding news · refreshmiami.com · the VCSheet dataset · Not right? Tell us
Nevcaut VenturesreportedMiami
How we know: funding news · refreshmiami.com · Not right? Tell us
Rise of the Rest SeedreportedWashington
How we know: funding news · refreshmiami.com · Not right? Tell us
XBTO Humla VenturesreportedTampa
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Also in the syndicate · 1
KD Venture Partners
Reported raises · per SEC filings
Form D private placements$5.6M disclosed across 2 rounds · 2023–2025
▶$1.4MraisedOct 2025 · 3 investors · OtherRule 506(b)
▶$1.4MraisedOct 2025 · 3 investors · Other
Rule 506(b)Officers, directors & promoters on the filing
- Greg CarsonDirector
- Oliver BelinExecutive Officer, Director, Promoter
- Ian SheridanDirector
- Offering amount
- $2.8M
- Amount sold
- $1.4M
- First sale
- Oct 2025
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
▶$4.2MraisedFeb 2023 · 9 investors · Business ServicesRule 506(b)
▶$4.2MraisedFeb 2023 · 9 investors · Business Services
Rule 506(b)Officers, directors & promoters on the filing
- Eugene BuckleyExecutive Officer, Director
- Oliver BelinExecutive Officer, Director, Promoter
- Greg CarsonDirector
- Michael NugentDirector
- Offering amount
- $4.5M
- Amount sold
- $4.2M
- First sale
- Jan 2023
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
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IntuitIntuit 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.
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AgicapAgicap is a cloud-based cash flow management platform that connects banks, ERPs, and accounting tools to give finance teams real-time visibility into liquidity, forecasting, payments, collections, and bank reconciliation. It serves SMBs and mid-market companies, with modules for cash management, accounts payable and receivable, and AI-assisted forecasting.
StripeStripe provides financial infrastructure for businesses to accept payments, offer financial services, and implement custom revenue models across international markets in 135+ currencies.
RampRamp 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.
ChaserhqChaser 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.
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Companies working in the same space as Calculum.
In the news
Frequently asked questions
- What does Calculum do?
- Calculum is an AI-powered supply chain analytics platform that benchmarks, negotiates, and optimizes B2B payment terms with suppliers and customers to improve working capital, margins, and risk. It serves finance, procurement, and credit teams at large enterprises and was spun off from the University of St. Gallen.
- Who founded Calculum?
- Calculum was founded by Oliver Belin in 2020.
- Who are Calculum's investors?
- Calculum's investors include Vestigo Ventures, Nevcaut Ventures, Rise of the Rest Seed, XBTO Humla Ventures.
- How much funding has Calculum raised?
- Calculum has disclosed $5.6M raised across 2 rounds.
- Where is Calculum headquartered?
- Calculum is headquartered in Miami, US.