Top 100 Cybersecurity Companies in San Francisco
The Best of October 2026
Your digital assets are as crucial as your physical assets, they need protection too. Cybersecurity services ease the concerns you have and give you peace of mind from threats, online attacks, and other forms of cybercrime.
Avoid headaches and risks with the right partner. Take a look at The Manifest’s shortlist of San Francisco’s leading cybersecurity companies. Get in touch with the best-fit partner after you’ve taken into account their profiles, client ratings, and case studies.
List of the Best San Francisco Cybersecurity Consultants
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91Undisclosed2 - 9 employeesWalnut Creek, CASmall IT strategy consulting company The Godfather of Tech, Professor Timothy E. Bates, is based in Walnut Creek, California. Founded in 2010, the team provides IT strategy consulting, cybersecurity, business consulting, corporate training & coaching, and more.Read More
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92$10,000+50 - 249 employeesSan Francisco, CABlackstone Technology Group is a San Francisco, California-based IT staff augmentation company. They specialize in IT staff augmentation and IT strategy consulting and were established in 1998.Read More
Industries
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93$250,000+10 - 49 employeesSan Francisco, CAEstablished in 2023, RoamNook is a small IT strategy consulting company. Their team provides IT strategy consulting and cloud consulting & SI.Read More
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94Undisclosed2 - 9 employeesSan Francisco, CALucid Privacy Group is an IT strategy consulting company headquartered in San Francisco, California. They provide IT strategy consulting and Cybersecurity and were founded in 2013.Read More
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95Undisclosed10 - 49 employeesMountain View, CARead More
Cybersecurity and IT managed services company Jump Start Technology was founded in 1997. Their small team is based in Mountain View, California. Jump Start Technology focuses on cybersecurity and IT managed services.
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96$1,000+10 - 49 employeesSan Ramon, CAHeadquartered in San Ramon, California and Newark, California, Clare Computer Solutions is a small IT managed services company. The team focuses on IT managed services and Cybersecurity.Read More
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97Undisclosed2 - 9 employeesHayward, CAScalable IT Solutions, LLC is an IT managed services company founded in 2018. Their services include IT managed services and IT strategy consulting.Read More
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98Undisclosed50 - 249 employeesAtherton, CACybersecurity company Defend my Business is based in Atherton, California. They provide Cybersecurity and Building Security Services.Read More
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99Undisclosed50 - 249 employeesWalnut Creek, CALaunched in 1994, Object Edge Inc is a custom software development firm. The team offers Custom Software Development and E-Commerce Development and is in Walnut Creek, California.Read More
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100$5,000+10 - 49 employeesNewark, CARenascence IT Consulting, a cloud consulting & SI company, was launched in 2005. They are based in Newark, California and have a small team. Their services include cloud consulting & SI, IT managed services, Cybersecurity, IT strategy consulting, and more.Read More
Industries
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101$5,000+50 - 249 employeesSan Jose, CAZAG Technical Services, an IT managed services company, was established in 1998. They are based in San Jose, California; Salinas, California and Meridian, Idaho and have a midsize team. ZAG Technical Services focuses on IT managed services, other IT consulting and SI, IT strategy consulting, BI & big data consulting & SI, and more.Read More
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102Undisclosed50 - 249 employeesSan Ramon, CASennovate is a Cybersecurity company. The San Ramon, California-based firm provides Cybersecurity and IT managed services.Read More
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103Undisclosed2 - 9 employeesNovato, CABlue Karma Security is a Cybersecurity company based in Novato, California. Their services include Cybersecurity.Read More
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104$1,000+50 - 249 employeesPleasanton, CAXDRShield, a Cybersecurity and IT managed services company, was established in 2020. Headquartered in Pleasanton, California, the team focuses on Cybersecurity and IT managed services.Read More
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105Undisclosed10 - 49 employeesSan Francisco, CAGlobal IT Services is a Sacramento, California-based IT strategy consulting company. They focus on IT strategy consulting and Corporate Training & Coaching.Read More
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106$5,000+10 - 49 employeesPleasant Hill, CASmall IT strategy consulting company LookingPoint, is headquartered in Pleasant Hill, California and Livermore, California. The team focuses on IT strategy consulting and IT managed services.Read More
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107Undisclosed50 - 249 employeesMountain View, CARead More
ReputationDefender is a public relations firm. Their midsize team is located in Redwood City, California; Tempe, Arizona and Liverpool, United Kingdom. Their services include public relations, cybersecurity, and search engine optimization. The company was established in 2006.
Industries
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108Undisclosed2 - 9 employeesRedwood City, CACybersecurity company Peak Security was founded in 2025. The company provides Cybersecurity.Read More
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109Undisclosed50 - 249 employeesRedwood City, CACelito Tech, Inc. Is a Cybersecurity and Business Consulting company. They offer Cybersecurity and Business Consulting and are in Palo Alto, California and Redwood City, California.Read More
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110$5,000+10 - 49 employeesFremont, CAProkopto is a small IT strategy consulting company headquartered in Fremont, California. The team offers IT strategy consulting and cloud consulting & SI.Read More
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111Undisclosed2 - 9 employeesSan Ramon, CABlackhawk MSP is an IT managed services company launched in 2019. The team provides IT managed services and cloud consulting & SI.Read More
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112Undisclosed10 - 49 employeesRedwood City, CABased in Redwood City, California, Pinn is an artificial intelligence development company and Cybersecurity company. The team offers Artificial Intelligence and Cybersecurity.Read More
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113Undisclosed250 - 999 employeesNewark, CASkoruz Technologies is a Cybersecurity company. Their team is headquartered in Newark, California and Newark, California and focuses on Cybersecurity and Business Consulting.Read More
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114Undisclosed2 - 9 employeesSan Ramon, CAEShield is an IT managed services company. They offer IT managed services and Cybersecurity and were established in 2001.Read More
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115Undisclosed10 - 49 employeesSan Jose, CARead More
DataEndure is a digital security company based in San Jose, Calif. and founded in 1983. Their team of 36 employees specializes in cybersecurity, cloud consulting, and IT managed services for enterprise and midmarket candidates in the IT, financial services, and healthcare industries.
Clients
DataEndure works with a number of customers across industriesIndustries
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116Undisclosed2 - 9 employeesAlameda, CABlackrock 3 Partners is an IT strategy consulting company. Located in Alameda, California, their team provides IT strategy consulting and Cybersecurity.Read More
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117Undisclosed2 - 9 employeesSan Francisco, CANINTH EAST Partners, a Business Consulting company, is in San Francisco, California. Their services include Business Consulting and IT strategy consulting.Read More
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118$1,000+50 - 249 employeesSan Ramon, CACRM consulting and SI company Selectiva Systems inc is headquartered in San Jose, California and San Ramon, California. Their services include CRM consulting and SI and cloud consulting & SI.Read More
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119Undisclosed2 - 9 employeesSan Ramon, CADazzpers is a Cybersecurity company. They were launched in 2020, and their services include Cybersecurity.Read More
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120$25,000+250 - 999 employeesPleasanton, CASecureKloud , a cloud consulting & SI company, is in Pleasanton, California and Chennai, India. They provide cloud consulting & SI and BI & big data consulting & SI and were launched in 2006.Read More
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