/Companies

Payment Works

Boston, US · Founded 2013 · Delaware corporation · 1 known investors

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PaymentWorks provides a vendor management system that automates the entire vendor lifecycle, including onboarding, compliance verification, and payments. The platform serves businesses and enterprises seeking to reduce manual processes, mitigate vendor risk, and streamline vendor payment operations.

Founders & leadership

Payment Works was founded in 2013 by Thayer Stewart.

TSThayer Stewart
Thayer StewartFounder · CEOChief Executive Officer and Co-Founder at PaymentWorks
STSeth Thayer Stewart
Seth Thayer StewartExecutive

Board

PG
Peter GeorgiopoulosBoard director
JC
Jay Clinton RisingBoard director
JS
Jeffrey SloanBoard director
AG
Alan GreenblattChief Technology Officer and Co-Founder

Investors · 1

Reported raises · per SEC filings

Form D private placements

$41.6M disclosed across 7 rounds · 2014–2023

▶$12MraisedMar 2025 · 56 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Seth Thayer StewartExecutive Officer, Director
  • Jay Clinton RisingDirector
  • Peter C. GeorgiopoulosDirector
  • Jeffrey SloanDirector
  • Alan GreenblattDirector
Offering amount
$17M
Amount sold
$12M
First sale
Dec 2023
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$5.4MraisedJun 2022 · 20 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Peter GeorgiopoulosDirector
  • Jay C. RisingDirector
  • Alan GreenblattDirector
  • Seth Thayer StewartExecutive Officer, Director
Offering amount
$17M
Amount sold
$5.4M
First sale
May 2022
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$3.5MraisedAug 2021 · 34 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Alan GreenblattDirector
  • Peter GeorgiopoulosDirector
  • Jay Clinton RisingDirector
  • Seth Thayer StewartExecutive Officer, Director
Offering amount
$8.5M
Amount sold
$3.5M
First sale
Jul 2021
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.8MraisedMay 2020 · 27 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Seth Thayer StewartExecutive Officer, Director
  • Peter GeorgiopoulosDirector
  • Jay Clinton RIsingDirector
  • Alan GreenblattDirector
Offering amount
$4M
Amount sold
$1.8M
First sale
Apr 2020
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$14.5MraisedJul 2019 · 82 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Seth Thayer StewartExecutive Officer, Director
  • Alan GreenblattDirector
  • Jay Clinton RisingDirector
  • Peter GeorgiopoulosDirector
Offering amount
$15.4M
Amount sold
$14.5M
First sale
Jun 2018
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$2.5MraisedJun 2016 · 21 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Thayer StewartExecutive Officer, Director
  • Alan GreenblattDirector
Offering amount
$5M
Amount sold
$2.5M
Proceeds to insiders
$750K
First sale
May 2016
Incorporated
Corporation, Delaware, 2013
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.9MraisedNov 2014 · 22 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Thayer StewartExecutive Officer, Director
  • Alan GreenblattDirector
Offering amount
$2.2M
Amount sold
$1.9M
First sale
Jun 2014
Incorporated
Corporation, Delaware, 2013
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

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Frequently asked questions

What does Payment Works do?
PaymentWorks provides a vendor management system that automates the entire vendor lifecycle, including onboarding, compliance verification, and payments. The platform serves businesses and enterprises seeking to reduce manual processes, mitigate vendor risk, and streamline vendor payment operations.
Who founded Payment Works?
Payment Works was founded by Thayer Stewart in 2013.
Who are Payment Works's investors?
Payment Works's investors include UNCOMMON DENOMINATOR.
How much funding has Payment Works raised?
Payment Works has disclosed $41.6M raised across 7 rounds.
Where is Payment Works headquartered?
Payment Works is headquartered in Boston, US.