Top 100 Cybersecurity Companies in Boston
The Best of December 2025
Cybersecurity gives you peace of mind knowing that your digital assets are protected from malicious attacks and threats. You won’t worry about sensitive business information getting into the wrong hands and dealing with expensive repercussions.
Work with only the best. Get in touch with Boston’s leading cybersecurity companies on The Manifest. Before you schedule an appointment, make sure you’ve read their profiles, reviews, and industry awards to see if they’re the right match for your business.
List of the Best Boston Cybersecurity Consultants
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151Undisclosed2 - 9 employeesNashua, NHFar East Support Services., a Cybersecurity company, was founded in 2010. The team focuses on Cybersecurity and Accounting.Read More
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152Undisclosed1,000 - 9,999 employeesAtlanta, GAEstablished in 1999, Secureworks is a large Atlanta, Georgia-based Cybersecurity company. Their services include Cybersecurity.Read More
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153Undisclosed2 - 9 employeesLondonderry, NHLaunched in 2003, Topgallant Partners is a small Londonderry, New Hampshire-based Cybersecurity company. Their services include Cybersecurity.Read More
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154Undisclosed10 - 49 employeesNorth Providence, RICybersecurity and IT managed services company SecurityRI.com was established in 1981. The team provides Cybersecurity and IT managed services.Read More
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155Undisclosed10 - 49 employeesMiddleborough, MAJIT Solutions IT, a Cybersecurity company, was established in 1995. The agency provides Cybersecurity and IT managed services.Read More
Industries
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156Undisclosed50 - 249 employeesManchester, NHMainstay Technologies is a Cybersecurity and IT managed services company founded in 2004. The team provides Cybersecurity and IT managed services.Read More
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157$1,000+10 - 49 employeesWarren, RIPacketLogix is an IT managed services company. Headquartered in Warren, Rhode Island, the team provides IT managed services and Cybersecurity.Read More
Clients
Undisclosed ClientsIndustries
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158$1,000+10 - 49 employeesProvidence, RIAttain Technology Inc. Is a Providence, Rhode Island-based IT managed services company. Launched in 2008, the team provides IT managed services and cloud consulting & SI.Read More
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159Undisclosed10 - 49 employeesNorth Smithfield, RIIT Support RI is a North Smithfield, Rhode Island-based Compliance Consulting company. The team offers Compliance Consulting and Cybersecurity.Read More
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160Undisclosed50 - 249 employeesEast Providence, RIBased in East Providence, Rhode Island, CORE Business Technologies is a midsize cloud consulting & SI company. The team offers cloud consulting & SI and IT managed services.Read More
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161$5,000+10 - 49 employeesClinton, MABryley Systems is a small IT managed services company. Launched in 1987, the team specializes in IT managed services and Business Consulting.Read More
Industries
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162Undisclosed2 - 9 employeesNashua, NHNorthern Data Solutions is a small Nashua, New Hampshire-based Cybersecurity company. Their services include Cybersecurity and IoT development.Read More
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163Undisclosed10 - 49 employeesNashua, NHFounded in 2015, SkyTerra Technologies, LLC is a small cloud consulting & SI company. Their team specializes in cloud consulting & SI and Cybersecurity.Read More
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164Undisclosed10 - 49 employeesUxbridge, MAExtreme Protocol Solutions is an IT managed services company based in Uxbridge, Massachusetts. Established in 1999, the team offers IT managed services and Cybersecurity.Read More
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165Undisclosed2 - 9 employeesWarren, RIUplinkIT, Inc., a small IT strategy consulting company, is headquartered in Warren, Rhode Island. The team provides IT strategy consulting and Cybersecurity.Read More
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166$25,000+10 - 49 employeesWorcester, MAAVATAR Computing is a web design company launched in 2005. The team provides Web Design and Cybersecurity and is in Worcester, Massachusetts.Read More
Industries
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167Undisclosed10 - 49 employeesFall River, MAAdvantech IT is an IT managed services company. The Fall River, Massachusetts-based agency was founded in 2004. Their services include IT managed services and Cybersecurity.Read More
Industries
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168Undisclosed2 - 9 employeesLincoln, RICryptoggy Enterprise is a New Delhi, India-based Cybersecurity company. They specialize in Cybersecurity and Web Development.Read More
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169Undisclosed50 - 249 employeesProvidence, RIKLR is a midsize Providence, Rhode Island-based Accounting company. Their services include Accounting and Web Design.Read More
Industries
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170Undisclosed10 - 49 employeesProvidence, RIStenhouse Consulting is an IT strategy consulting company. The team provides IT strategy consulting and cloud consulting & SI and is in Providence, Rhode Island.Read More
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171$1,000+2 - 9 employeesBristol, RILaunched in 2009, Hit-the-web Marketing, LLC is a SEO agency. Their team provides Search Engine Optimization and Web Design.Read More
Industries
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172$1,000+2 - 9 employeesWestport, MAInfinity Technology Group is an IT strategy consulting company established in 2024. Their services include IT strategy consulting and cloud consulting & SI.Read More
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173Undisclosed50 - 249 employeesCranston, RIMcCabe Software, Inc., a custom software development company, is in Cranston, Rhode Island. The team offers Custom Software Development and Cybersecurity.Read More
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174Undisclosed2 - 9 employeesBarrington, RI3Comply is a Cybersecurity company. The company is located in Barrington, Rhode Island. Their team offers Cybersecurity and Compliance Consulting.Read More
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175Undisclosed10 - 49 employeesManchester, NHSiege Technologies, LLC is a Cybersecurity company established in 2009. The agency offers Cybersecurity, and is small.Read More
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176Undisclosed10 - 49 employeesWarwick, RILaunched in 1992, Secure Future Tech Solutions is an IT managed services company. Their team specializes in IT managed services and Cybersecurity.Read More
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177Undisclosed10 - 49 employeesProvidence, RIRestivo Monacelli LLP is an Accounting company based in Providence, Rhode Island. They focus on Accounting and IT strategy consulting.Read More
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178Undisclosed10 - 49 employeesProvidence, RIBased in Providence, Rhode Island, Polaris MEP is a Business Consulting company. They provide Business Consulting and HR Consulting and were established in 1996.Read More
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179Undisclosed10 - 49 employeesWarwick, RISimpatico Software Systems, a small cloud consulting & SI and Cybersecurity company, is in Warwick, Rhode Island. Their services include cloud consulting & SI and Cybersecurity.Read More
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180Undisclosed2 - 9 employeesWarwick, RISignal Solutions Inc is a Cybersecurity and IT managed services company. The Warwick, Rhode Island-based team focuses on Cybersecurity and IT managed services.Read More
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