🦊/Companies

Tertill

North Billerica, US · Founded 2017 · Delaware corporation · 5 employees on LinkedIn

Find your way into Tertill

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

Noubar Afeyanunlockedknows Helen Greiner · together at MIT (overlapped)
×4knows the team · via MIT
×2knows the team · via Boston Museum of Science
×2knows the team · via Jet Propulsion Laboratory
×3knows the team · via Worcester Polytechnic Institute

Tertill made a solar-powered weeding robot for home gardens, sold directly to consumers after a 2017 Kickstarter launch. The product has since been discontinued, with only limited accessories still available.

Founders & leadership

Tertill was founded in 2017 by Joseph Jones and Helen Greiner.

JJ
Joseph JonesCo-founder
HGHelen Greiner
Helen GreinerinCo-founder · Chief Executive Officer2020–2022Helen Greiner cofounded iRobot Corporation, where she served as Chairman and President for 18 years overseeing development of robotic consumer and military products including Roomba vacuums and bomb-disposal systems. She later founded CyPhy Works, a drone company that was acquired by FLIR, served as a robotics expert in the Pentagon, and was CEO of Tertill Corporation, which developed a solar-powered weeding robot for home gardens.
RMRory MacKean
Rory MacKeaninCo-Founder / CPO2015–2024

Board

MH
Mark HagerBoard director
BA
Bjorn AxlingBoard director

Reported raises · per SEC filings

Form D private placements

$5M disclosed across 2 rounds · 2018–2021

$4MraisedMay 2021 · 33 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Mark HagerDirector
  • Rory MacKeanExecutive Officer, Director
  • Joseph JonesExecutive Officer, Director
  • Helen GreinerExecutive Officer, Director
  • Bjorn AxlingDirector
Offering amount
$4.5M
Amount sold
$4M
First sale
Apr 2021
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
$1MraisedApr 2018 · 1 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Rory MacKeanExecutive Officer, Director
  • Joseph JonesExecutive Officer, Director
Offering amount
$1M
Amount sold
$1M
First sale
Mar 2018
Incorporated
Corporation, Delaware, 2015
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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In the news

Frequently asked questions

What does Tertill do?
Tertill made a solar-powered weeding robot for home gardens, sold directly to consumers after a 2017 Kickstarter launch. The product has since been discontinued, with only limited accessories still available.
Who founded Tertill?
Tertill was founded by Joseph Jones, Helen Greiner in 2017.
How much funding has Tertill raised?
Tertill has disclosed $5M raised across 2 rounds.
Where is Tertill headquartered?
Tertill is headquartered in North Billerica, US.