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Square Robot

Square Robot

Private
Westborough, MassachusettsFrontier & Industrial Techhttps://squarerobot.com/

Last Round

Series B

Dec 15, 2025

Total Funding Raised

$50.65M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Square Robot is a robotics company that designs, manufactures, and deploys autonomous, submersible robots for in-service internal inspections of above-ground storage tanks.

Sector

Frontier & Industrial Tech

Verticals

Industrial Robotics, Energy Management

Business Model

B2B

Customer Profile

Services & Consulting, Hardware Sales

AI Layer

Application

Keywords

tank inspectionautonomous underwater vehiclesAUVrobotic inspectionin-service inspectionabove-ground storage tanksindustrial roboticsASTNDTinspection-as-a-servicenon-destructive testingtank crawlerenergy infrastructure maintenancePAUTphased array ultrasonic testing

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Square Robot Comparables

Compare Square Robot with similar companies based on industry and business-model similarity.

Square Robot comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Agellus Tank Robotics
82%
Manta Robotics LLC
81%
Pike Robotics
79%

Square Robot Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series BDec 15, 2025
Series BDec 18, 2024
Series BNov 1, 2024
VC RoundOct 12, 2023
AcceleratorMay 4, 2023
Series A
Sep 20, 2022

Key People

Founding team and executive leadership

David Lamont

Chief Executive Officer

Executive Team

David Therrien

Chief Financial Officer

Executive Team

Square Robot Investors

Notable investors and investment history

Square Robot investors
InvestorRounds
MassRoboticsAccelerator
Crosstown Capital PartnersVC Round

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 18, 2026

    Monthly visitors grew 65% MoM, reaching 1.5K.

  • Dec 1, 2025

    Partnered with Marathon Petroleum Corp. effective December 1, 2025.

Square Robot Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Square Robot Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about Square Robot's valuation, stock price, and market status.

Firmographic Details

HeadquartersWestborough, Massachusetts
Employee Range62
Year Founded2016
Last FundingDec 15, 2025

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