Top 70 Penetration Testing Companies in San Francisco

Need Help Selecting a Company?
Directory image

Top 70 Penetration Testing Companies in San Francisco

The Best of April 2025

Looking for a top penetration testing company in San Francisco?

Having vulnerable security poses a threat to your organization. In an age where data has become some of the most important assets that your company will have, improving security measures is always a must. 

List of the Best San Francisco Penetration Testing Services

  • 1
    (36 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $5,000+
    250 - 999 employees
    San Francisco, CA
    CyberDuo is an IT managed services company based in Glendale, California; New York, New York and San Francisco, California. The midsize team specializes in IT managed services, Cybersecurity, IT strategy consulting, and cloud consulting & SI. The firm was launched in 2008.
    Read More

    Clients

    Disney

    Industries

  • Get connected with a company for free

    Tell us about your project, and we'll match you with vetted companies that meet your requirements.

    Get Started
  • 2
    (11 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.7

    Would Recommend

    4.9
    Undisclosed
    50 - 249 employees
    San Ramon, CA
    Parachute Technology is a midsize IT managed services company based in San Ramon, California; San Francisco, California; Sacramento, California and San Jose, California. They specialize in IT managed services, Cybersecurity, and cloud consulting & SI and were founded in 2003.
    Read More

    Clients

    San Francisco Travel Association

    Industries

  • 3
    (25 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.8

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    San Jose, CA
    TruAdvantage is an IT managed services company. Established in 2010, the agency is in San Jose, California and San Francisco, California. The small team provides IT managed services, cloud consulting & SI, Cybersecurity, and IT strategy consulting.
    Read More

    Industries

  • 4
    (14 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.3

    Would Recommend

    4.9
    $1,000+
    10 - 49 employees
    San Francisco, CA
    Varsity Technologies is an IT managed services company founded in 1997. Their small team is located in San Francisco, California; New York, California and Sacramento, California. The company focuses on IT managed services, Cybersecurity, cloud consulting & SI, and Web Development.
    Read More

    Industries

  • 5
    (16 Reviews) 4.8

    Timeliness

    4.5

    Service Excellence

    4.6

    Value

    4.3

    Would Recommend

    4.8
    $5,000+
    10 - 49 employees
    San Francisco, CA
    Founded in 2007, Snap Tech IT is a cybersecurity company. The company focuses on cybersecurity, cloud consulting & SI, and IT managed services and has a small team.
    Read More

    Industries

  • 6
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    1,000 - 9,999 employees
    Foster City, CA
    Founded in 1999, Qualys is an IT strategy consulting and Cybersecurity company. The company provides IT strategy consulting and Cybersecurity.
    Read More
  • 7
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    San Francisco, CA
    Cybersecurity company Skybox Security was launched in 2002. The team provides Cybersecurity and is in San Francisco, California.
    Read More
  • 8
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    San Mateo, CA
    Stratogent is a midsize San Mateo, California-based cloud consulting & SI company. Their services include cloud consulting & SI and Cybersecurity.
    Read More
  • 9
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    San Francisco, CA
    Launched in 2024, SecPath, a small Cybersecurity company, is headquartered in San Francisco, California. Their services include Cybersecurity.
    Read More
  • 10
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    San Francisco, CA
    SpiceOrb is a big data company. Their midsize team is based in San Francisco, California. Their services include BI & big data consulting & SI and Cybersecurity.
    Read More
  • 11
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    250 - 999 employees
    San Francisco, CA
    Cobalt is a San Francisco, California-based Cybersecurity and Application Testing company. Launched in 2013, the team offers Cybersecurity and Application Testing.
    Read More

    Industries

  • 12
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    San Francisco, CA
    Sentant is an IT strategy consulting company. They provide IT strategy consulting and cloud consulting & SI and are in San Francisco, California.
    Read More
  • 13
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    San Francisco, CA
    Truvantis, Inc. Is a Cybersecurity and Compliance Consulting company launched in 2010. The team offers Cybersecurity and Compliance Consulting.
    Read More
  • 14
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    San Francisco, CA
    Based in San Francisco, California, Ooctolabnet is a small Cybersecurity and IT managed services company. Their services include Cybersecurity and IT managed services.
    Read More
  • 15
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    San Francisco, CA
    IT strategy consulting company Innovative Computing Systems, Inc. Is based in San Francisco, California. They offer IT strategy consulting and cloud consulting & SI.
    Read More
  • 16
    (6 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    50 - 249 employees
    Walnut Creek, CA
    Cybersecurity company SharkStriker Inc. Is in Walnut Creek, California. The midsize team provides cybersecurity. The firm was launched in 2010.
    Read More

    Industries

  • 17
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    San Francisco, CA
    Praetorian is a Cybersecurity company. Their small team is in Austin, Texas and San Francisco, California and specializes in Cybersecurity. The agency was launched in 2010.
    Read More

    Industries

  • 18
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    San Francisco, CA
    Cybersecurity company deepstrike.io provides Cybersecurity and IT managed services. They are located in San Francisco, California.
    Read More
  • 19
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    San Mateo, CA
    Founded in 2018, TEN31 Technology is a small IT managed services company. Their team offers IT managed services and Web Development.
    Read More
  • 20
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    San Francisco, CA
    Data analytics company Enterprise Horizon Consulting Group is located in San Francisco, California. The team offers BI & big data consulting & SI and cloud consulting & SI.
    Read More
  • 21
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    San Francisco, CA
    Craft is a New York, New York-based business intelligence company. Founded in 2014, the team specializes in BI & big data consulting & SI and Cybersecurity.
    Read More

    Industries

  • 22
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    San Francisco, CA
    Launched in 2009, Centarus | IT Support & Managed IT Services is an IT managed services company. The team provides IT managed services and Cybersecurity.
    Read More

    Industries

  • 23
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    San Francisco, CA
    Out Task Inc is an IT managed services company. They offer IT managed services and Cybersecurity and were founded in 2021. The firm is based in San Francisco, California and Santa Clara, California.
    Read More

    Industries

  • 24
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    Freelancer employees
    San Francisco, CA
    Dr. Dede Tetsubayashi Consulting is a Market Research company. Their small team of employees is based in San Francisco, California. Their team offers Market Research and Corporate Training & Coaching.
    Read More
  • 25
    (1 Reviews) 4.0

    Timeliness

    4.0

    Service Excellence

    4.0

    Value

    4.0

    Would Recommend

    5.0
    $10,000+
    1,000 - 9,999 employees
    San Ramon, CA
    GS Lab | GAVS is a Princeton, New Jersey-based Cybersecurity company. The company focuses on Cybersecurity, Custom Software Development, Artificial Intelligence, Generative AI, and more and is large.The company was established in 1998.
    Read More

    Industries

  • 26
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Walnut Creek, CA
    Nerd Crossing, an IT managed services company, provide IT managed services and Cybersecurity. They were established in 2010.
    Read More

    Industries

  • 27
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Oakland, CA
    In Oakland, California, PC Professional, Inc. Is an IT managed services company. The team provides IT managed services and Cybersecurity.
    Read More

    Industries

  • 28
    (1 Reviews) 5.0

    Timeliness

    4.5

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    10 - 49 employees
    Mountain View, CA

    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.

    Read More

    Industries

  • 29
    (2 Reviews) 4.3

    Timeliness

    4.8

    Service Excellence

    4.5

    Value

    4.8

    Would Recommend

    4.8
    Undisclosed
    50 - 249 employees
    Pleasanton, CA
    Midsize cybersecurity company SafeAeon, is located in Pleasanton, California. They focus on cybersecurity and were launched in 2019.
    Read More

    Industries

  • 30
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    San Francisco, CA
    Founded in 1987, Langtech is a small IT managed services company. Their services include IT managed services and Custom Software Development.
    Read More

    Industries

  • tracking image

Get connected with the right company for you

We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.

Schedule Consultation