Top 30 Cybersecurity Companies in Portland
The Best of December 2025Looking for a top cybersecurity consultant in Portland?
Check out our list of the best cybersecurity consulting companies to choose a partner that can secure your company. Preventing data breaches should be the top security priority for all businesses in the digital age.
To assist you in your search for a partner, we’ve compiled this list of the top cybersecurity consulting companies in Portland. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Portland Cybersecurity Consultants
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1$5,000+250 - 999 employeesScarborough, MENet at Work LLC is a midsize IT managed services company. The New York, New York-based firm was established in 1996. Their team specializes in IT managed services and Cybersecurity.Read More
Clients
Palmer HollandIndustries
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2$10,000+10 - 49 employeesPortland, MEESM Global Consulting is a small Cybersecurity company located in Portland, Maine and New York, New York. They specialize in Cybersecurity, Web Development, Mobile App Development, AI Consulting, and more and were launched in 2017.Read More
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3Undisclosed50 - 249 employeesPortland, MESystems Engineering is an IT managed services company. The team focuses on IT managed services and Cybersecurity, and the agency is located in Portland, Maine and Manchester, New Hampshire.Read More
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4$1,000+2 - 9 employeesWestbrook, MEPeak Technology Consulting is an IT managed services company. The company is located in Westbrook, Maine. Their services include IT managed services and Cybersecurity.Read More
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5Undisclosed10 - 49 employeesWestbrook, MELaunched in 2004, Atlantec, LLC is a Cybersecurity company. The team focuses on Cybersecurity and IT managed services.Read More
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6$50,000+50 - 249 employeesBrunswick, MECustom software development company VividCloud was founded in 2018. The team offers Custom Software Development and IoT development and is based in Brunswick, Maine and Hampton, New Hampshire.Read More
Industries
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7$5,000+2 - 9 employeesBangor, MEMaineTech Consulting is a small IT strategy consulting company. They focus on IT strategy consulting and Cybersecurity and were founded in 2023.Read More
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8Undisclosed2 - 9 employeesSouth Portland, MENorthern Data Solutions is a small Nashua, New Hampshire-based Cybersecurity company. Their services include Cybersecurity and IoT development.Read More
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9$10,000+10 - 49 employeesKennebunk, MELaunched in 2023, UmarCode is a Cybersecurity company. The firm focuses on Cybersecurity and Custom Software Development.Read More
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10Undisclosed2 - 9 employeesLewiston, MELaunched in 2021, Dirigo Technology is a small Cybersecurity company. Their services include Cybersecurity and IT managed services.Read More
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11Undisclosed10 - 49 employeesLewiston, MERoundTable Technology is a Cybersecurity and IT managed services company established in 2011. The company offers Cybersecurity and IT managed services, and is small.Read More
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12Undisclosed250 - 999 employeesBrunswick, MELocated in Brunswick, Maine and Albuquerque, New Mexico, Netsurit is an IT managed services company. They provide IT managed services and Digital Strategy.Read More
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13Undisclosed2 - 9 employeesSaco, MESmall CRM consulting and SI company A2Z IT Consulting Inc., is headquartered in Saco, Maine and Dallas, Texas. The team specializes in CRM consulting and SI and BI & big data consulting & SI.Read More
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14$5,000+10 - 49 employeesPortsmouth, NHBased in Portsmouth, New Hampshire, The ATOM Group is a custom software development company. Their services include Custom Software Development and Enterprise App Modernization.Read More
Clients
CarnivalIndustries
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15$1,000+Freelancer employeesDover, NHCybersecurity company Payload Networks specializes in Cybersecurity and IT managed services. They are headquartered in Dover, New Hampshire.Read More
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16Undisclosed10 - 49 employeesPortsmouth, NHVITAL Tech Services is a Cybersecurity company. They specialize in Cybersecurity and IT managed services and are headquartered in Portsmouth, New Hampshire.Read More
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17$5,000+10 - 49 employeesPortsmouth, NHNetVigour is a small Sparks Glencoe, Maryland-based cloud consulting & SI company. The team offers cloud consulting & SI and IT managed services.Read More
Industries
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18Undisclosed250 - 999 employeesPortsmouth, NHBlue Mantis is an IT strategy consulting company. They were founded in 1992 and focus on IT strategy consulting and cloud consulting & SI.Read More
Industries
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19$1,000+2 - 9 employeesBarrington, NHGeek To You Technology Solutions, a small Cybersecurity company, is headquartered in Barrington, New Hampshire. Their services include Cybersecurity and IT strategy consulting.Read More
Industries
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20Undisclosed2 - 9 employeesMonmouth, MELaunched in 2014, One Bridge Consulting is a small Cybersecurity company. Their team specializes in Cybersecurity and IT managed services.Read More
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21$1,000+10 - 49 employeesTamworth, NHUnbreakable Code, a small Cybersecurity company, is based in Tamworth, New Hampshire. The team focuses on Cybersecurity and Advertising.Read More
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22Undisclosed50 - 249 employeesBelmont, 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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23Undisclosed2 - 9 employeesDover, NHCompliancerisk.io is a Dover, New Hampshire-based Compliance Consulting company. They focus on Compliance Consulting and Cybersecurity.Read More
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24$1,000+2 - 9 employeesOakland, MESnow Pond Technology Group Inc. Is an IT managed services company. They offer IT managed services and IT strategy consulting and are in Oakland, Maine.Read More
Industries
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25$1,000+2 - 9 employeesPortland, MEIT managed services company Bento Holdings, Inc. Was established in 2008. The agency provides IT managed services and Cybersecurity.Read More
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26Undisclosed50 - 249 employeesPortland, MELogically is a Cybersecurity company. The midsize Ooltewah, Tennessee-based team provides Cybersecurity and IT managed services. The agency was founded in 1999.Read More
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27Undisclosed2 - 9 employeesWindsor, MECentral Maine Tech Services, LLC is a small Cybersecurity company in Windsor, Maine. The team offers Cybersecurity and IT managed services.Read More
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28Undisclosed2 - 9 employeesPortland, METodd Tech is a small Portland, Maine-based cloud consulting & SI company. The team specializes in cloud consulting & SI and Cybersecurity.Read More
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