/Companies

Inprentus

Champaign, US · Founded 2012 · Illinois corporation · 4 known investors

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Inprentus designs and manufactures custom blazed diffraction gratings and diffractive optics using nano-scale contact mode lithography, for applications including AR waveguides, semiconductor manufacturing, synchrotron/FEL beamlines, and spectroscopy. It provides end-to-end services spanning optical design, manufacturing, and metrology for research and industrial customers.

Founders & leadership

Inprentus was founded in 2012 by Peter Abbamonte.

PAPeter Abbamonte
Peter AbbamonteFounder & Chief Scientific OfficerPeter Abbamonte holds a Ph.D. in materials physics from the University of Illinois (1999) and conducted research at Bell Laboratories, Brookhaven National Laboratory, and Cornell University; he is a Fox Family Professor of Physics at the University of Illinois and founder of Inprentus, which manufactures custom diffraction gratings and diffractive optics for synchrotron facilities, semiconductor manufacturing, and augmented reality applications.
JM
Jeffrey MacDonaldExecutive
COCynthia Ottemann
Cynthia OttemannChief of Staff
SKSubha Kumar
Subha KumarChief Executive OfficerHe joined the company as a senior research scientist in 2017 and moved through roles in project engineering, nanomanufacturing, and product development before serving as chief growth officer and chief manufacturing officer. His background includes about a decade at the University of Illinois at Urbana-Champaign and a research assistantship at the Indian Institute of Science.

Board

KMKeith Molzer
Keith MolzerBoard MemberFounding Managing Partner at Flyover Capital
DBDennis Beard
Dennis BeardBoard directorManaging Partner at Serra Ventures
TFTimothy Foote
Timothy FooteBoard MemberAssociate at Flyover Capital
JM
Jonathan MantonBoard director
PA
Patricia AbbamonteBoard director

Investors · 4

Funding

SEC filings, press & company announcements

$8.8M disclosed across 9 of 12 rounds · 2015–2024

▶$750KofferedSep 2024 · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Keith MolzerDirector
  • Jeffrey MacDonaldExecutive Officer, Promoter
  • Cynthia OttemannExecutive Officer
  • Dennis BeardDirector, Promoter
  • Peter AbbamonteExecutive Officer, Director
  • Timothy FooteDirector
Offering amount
$750K
Minimum investment
$1K
Incorporated
Corporation, Illinois
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.3MofferedMay 2023 · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Cynthia OttemannExecutive Officer
  • Keith MolzerDirector
  • Peter AbbamonteExecutive Officer, Director
  • Jonathan MantonDirector
  • Dennis BeardDirector, Promoter
  • Timothy FooteDirector
  • Ron van OsPromoter
Offering amount
$1.3M
Minimum investment
$1K
Incorporated
Corporation, Illinois
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$92.2KraisedMay 2022 · 3 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Peter AbbamonteExecutive Officer, Director, Promoter
  • Jonathan MantonDirector
  • Dennis BeardDirector
  • Keith MolzerDirector
  • Timothy FooteDirector
  • Ron van OsExecutive Officer, Director, Promoter
Offering amount
$1M
Amount sold
$92.2K
Minimum investment
$1K
First sale
May 2022
Incorporated
Corporation, Illinois
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$750KofferedSep 2021 · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Keith MolzerDirector
  • Ron van OsExecutive Officer, Director, Promoter
  • Jonathan MantonDirector
  • Dennis BeardDirector
  • Timothy FooteDirector
  • Peter AbbamonteExecutive Officer, Director
Offering amount
$750K
Minimum investment
$2K
Incorporated
Corporation, Illinois
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$124.8KraisedSep 2020 · 2 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Dennis BeardDirector
  • Jonathan MantonDirector
  • Keith MolzerDirector
  • Timothy FooteDirector
  • Ron van OsExecutive Officer, Director, Promoter
  • Peter AbbamonteExecutive Officer, Director
Offering amount
$850K
Amount sold
$124.8K
Minimum investment
$2K
First sale
Sep 2020
Incorporated
Corporation, Illinois
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.4MraisedFeb 2020 · 14 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Ron van OsExecutive Officer, Director, Promoter
  • Peter AbbamonteExecutive Officer, Director
  • Keith MolzerDirector
  • Jonathan MantonDirector
  • Timothy FooteDirector
  • Dennis BeardDirector
Offering amount
$1.8M
Amount sold
$1.4M
Minimum investment
$5K
First sale
Sep 2019
Incorporated
Corporation, Illinois
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.1MraisedAug 2019 · 13 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Keith MolzerDirector
  • Timothy FooteDirector
  • Jonathan MantonDirector
  • Dennis BeardDirector
  • Peter AbbamonteExecutive Officer, Director
  • Ron van OsExecutive Officer, Director, Promoter
Offering amount
$1.1M
Amount sold
$1.1M
Minimum investment
$2.6K
First sale
Aug 2019
Incorporated
Corporation, Illinois
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$429KraisedJan 2019 · 11 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Timothy FooteDirector
  • Ron van OsExecutive Officer, Director, Promoter
  • Jonathan MantonDirector
  • Peter AbbamonteExecutive Officer, Director
  • Keith MolzerDirector
  • Dennis BeardDirector
Offering amount
$1M
Amount sold
$429K
Minimum investment
$2.5K
First sale
Dec 2018
Incorporated
Corporation, Illinois
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 Inprentus do?
Inprentus designs and manufactures custom blazed diffraction gratings and diffractive optics using nano-scale contact mode lithography, for applications including AR waveguides, semiconductor manufacturing, synchrotron/FEL beamlines, and spectroscopy. It provides end-to-end services spanning optical design, manufacturing, and metrology for research and industrial customers.
Who founded Inprentus?
Inprentus was founded by Peter Abbamonte in 2012.
Who are Inprentus's investors?
Inprentus's investors include First Leaf Capital, Flyover Capital, Service Provider Capital, Serra Ventures.
How much funding has Inprentus raised?
Inprentus has disclosed $8.8M raised across 9 of its 12 known rounds.
Where is Inprentus headquartered?
Inprentus is headquartered in Champaign, US.