Square Robot, Inc.

Westborough,, MA · Founded 2016 · Robotics · Private

Autonomous robotic system for internal tank inspection that operates while tanks remain in service

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Updated Oct 23, 2026 · squarerobot.com

Sector: Robotics
Headquarters: Westborough,, MA
Founded: 2016
Latest Form D: $7.5M, Dec 2025
Total capital: $39M

Federal grants: None on recordNo awards found in SBIR/STTR, NIH, NSF or DoD records.
Private capital raised: $39M; 6 Form D · last Dec 2025; 10 months since last filing
Federal contracts: None on recordNo federal contract awards found.
Granted patents: 9; 22 pending · first 2019; Rank in peer group#17 of 138

Capital timeline

Latest events

Dec 2025Private capital raisedForm D · SEC · 6th filing$7.5M
Dec 2024Private capital raisedForm D · SEC · 5th filing$13M
Sep 2023Private capital raisedForm D · SEC · 4th filing$5M
Dec 2022Private capital raisedForm D · SEC · 3rd filing$1.4M
Feb 2020Private capital raisedForm D · SEC · 2nd filing$3M
Feb 2020Private capital raisedForm D · SEC · 1st filing$9.1M

Node area is scaled to amount. Form D reports securities sold, which can differ from an announced round; filings are numbered in the order they were made.

Standing among 138 peers

Line = median

Robotics · System

Granted patents#17 · top 12%

Cumulative measures favor older companies. Rankings describe position today, not outcome. Below the median, ranks show as a band rather than a number.

Founders and team

Researcher links verified by same-company patents and grants

Jerome VaganayResearcherExecutive OfficerLinked by 9 patents
Charles CheringtonDirectorNamed in SEC Form D filings
Chris CarlstonDirectorNamed in SEC Form D filings
Christopher CarlstonDirectorNamed in SEC Form D filings
David LamontExecutive Officer, DirectorNamed in SEC Form D filings
David TherrienExecutive OfficerNamed in SEC Form D filings

Show all 13 people

Earl CrochetDirectorNamed in SEC Form D filings
Edward SullivanDirectorNamed in SEC Form D filings
Eric LevittExecutive Officer, Director, PromoterNamed in SEC Form D filings
Gregory GeibDirectorNamed in SEC Form D filings
Milton LovellDirectorNamed in SEC Form D filings
Robert G. McEniryDirectorNamed in SEC Form D filings
William O'HalloranExecutive Officer, Director, PromoterNamed in SEC Form D filings

What it has protected

USPTO · 9 granted of 31

Apr 21, 2026GrantedSystems, Methods And Apparatus For Safe Launch And Recovery Of An Inspection VehicleUSPTOUS 12,607,572
Dec 4, 2025PendingManway Adapter And Gate Valve Installation On A Tank Side ManwayUSPTOApplication 19223611
Apr 10, 2025PendingSystems, Methods, And Apparatus For A Tank Inspection Robot And Tether Management SystemUSPTOApplication 18906009

Show all 31 patent records

Systems, Methods And Apparatus For Safe Launch And Recovery Of An Inspection VehicleApr 21, 2026 · US 12,607,572Granted
Manway Adapter And Gate Valve Installation On A Tank Side ManwayDec 4, 2025 · Application 19223611Pending
Systems, Methods, And Apparatus For A Tank Inspection Robot And Tether Management SystemApr 10, 2025 · Application 18906009Pending
Systems, Methods And Apparatus For Safe Launch And Recovery Of An Inspection VehicleJan 28, 2025 · US 12,209,974Granted
Systems, Methods And Apparatus For In-service Tank InspectionsDec 12, 2024 · Application 18809085Pending
Systems, Methods And Apparatus For In-service Tank InspectionsOct 3, 2024 · Application 18738826Pending
Systems, Methods And Apparatus For In-service Tank InspectionsAug 20, 2024 · US 12,066,403Granted
Systems, Methods And Apparatus For In-service Tank InspectionsJun 11, 2024 · US 12,007,308Granted
Systems, Methods And Apparatus For In-service Tank InspectionsApr 16, 2024 · US 11,959,833Granted
Systems, Methods And Apparatus For In-service Tank InspectionsMar 19, 2024 · US 11,933,692Granted
Method And Apparatus For Self-contained Positioning Of A Mobile Robot Inside A TankDec 13, 2022 · US 11,525,681Granted
Systems, Methods And Apparatus For In-service Tank InspectionsJun 29, 2021 · US 11,047,762Granted
Systems, Methods And Apparatus For In-service Tank InspectionsJul 30, 2020 · Application 16526705Pending
Systems, Methods And Apparatus For In-service Tank InspectionsJul 30, 2020 · Application 16526436Pending
Systems, Methods And Apparatus For In-service Tank InspectionsJul 30, 2020 · Application 16526690Pending
Method And Apparatus For Self-contained Positioning Of A Mobile Robot Inside A TankApr 9, 2020 · Application 16609708Pending
Systems, Methods And Apparatus For In-service Tank InspectionsDec 17, 2019 · US 10,508,968Granted
Method And Apparatus For Self-contained Positioning Of A Mobile Robot Inside An In-service Aboveground Storage TankApplication 62527128Pending
Manway Adapter And Gate Valve Installation On A Tank Side ManwayApplication PCTUS2025031739Pending
Systems, Methods, And Apparatus For A Tank Inspection Robot And Tether Management SystemApplication PCTUS2024049840Pending
Manway Adapter And Gate Valve Installation On A Tank Side ManwayApplication 63654532Pending
Systems, Methods, And Apparatus For A Tank Inspection Robot And Tether Management SystemApplication 63587817Pending
Systems, Methods And Apparatus For Safe Launch And Recovery Of An Inspection VehicleApplication PCTUS2021025540Pending
Systems, Methods And Apparatus For Safe Launch And Recovery Of An Inspection VehicleApplication 63120778Pending
Systems, Methods And Apparatus For In-service Tank InspectionsApplication PCTUS2020061175Pending
Systems, Methods And Apparatus For Safe Launch And Recovery Of An Inspection VehicleApplication 63005830Pending
Systems, Methods And Apparatus For In-service Tank InspectionsApplication PCTUS2020014443Pending
Systems, Methods And Apparatus For In-service Tank InspectionsApplication 62938146Pending
Autonomous Vehicle Configured With A Propeller For In-service Tank InspectionApplication 62855518Pending
System, Method and Apparatus for Autonomous Tank InspectionApplication 62796533Pending
Method And Apparatus For Self-contained Positioning Of A Mobile Robot Inside A TankApplication PCTUS2018039719Pending

Ultra Robotics Corp.Similar federal contract value in Robotics · null in contracts
Prosperous Robotics Group, Inc.Similar federal contract value in Robotics · null in contracts
ASV-CREC Investors, LLCSimilar federal contract value in Robotics · null in contracts
GROWBOTICS, INC.Similar federal contract value in Robotics · null in contracts
Intrepid Bioinformatics Solutions, Inc.Similar federal contract value in Robotics · null in contracts
OrbiSharp Robotics, Inc.Similar federal contract value in Robotics · null in contracts

Sources

Federal grants from SBIR/STTR, NIH, NSF and DoD records. Federal contracts from USAspending.gov. Private capital from SEC Form D. Patents from USPTO. Publications from OpenAlex. Regulatory activity from the Federal Register. Press matched on company name.

How to read this page

Figures show associations in public records, not causes or predictions. Nothing here is investment advice. An em-dash means no record was found under this company's name, not that none exists.

Data freshness

SEC Form D filings through Oct 23, 2026. SBIR and STTR awards through Oct 21, 2026.