Security and Investigations contacts in California
10,551 people at Security and Investigations companies in California, every one with a LinkedIn profile: 5,109 with a work email (4,953 checked in 2026) and 2,292 with a phone (2,170 mobile). Updated 2026-10-04. Filter further, then get the list as CSV, in your CRM or by API.
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By department
- Operations & Logistics: 2,306
- Sales: 1,150
- Executive & General Management: 1,045
- Manufacturing & Skilled Trades: 609
- People & HR: 409
- Administrative: 386
- Finance & Accounting: 374
- Engineering (Non-Software): 305
- Software Engineering: 302
- Customer Success & Support: 273
By level
- Staff: 5,584
- Manager: 2,525
- Director / Head: 734
- Senior: 554
- C-suite: 545
- VP: 300
- Owner / Founder: 295
- Intern / Student: 14
By company size
- 100-249: 3,171
- 20-99: 1,893
- 1,000-4,999: 1,563
- 250-499: 1,170
- 5,000-9,999: 1,074
- 500-999: 779
- 5-19: 531
- 1-4: 366
- 10,000+: 4
Security and Investigations companies in California with the most decision makers
- Inter-Con Security Systems, Inc.: 109 decision makers
- Rapiscan Systems: 94 decision makers
- Professional Security Consultants: 65 decision makers
- Spin Technology: 23 decision makers
- Netwatch: 22 decision makers
- NAVCO Security Systems: 22 decision makers
- Frasco Inc: 22 decision makers
- Bay Alarm Company: 22 decision makers
- Security Industry Specialists: 22 decision makers
- AMAG Technology, Inc.: 21 decision makers
Roles in California
- Software engineering professionals: 335,119
- Sales professionals: 255,335
- Healthcare professionals: 246,295
- Senior software engineering professionals: 245,134
- Education professionals: 222,026
- Operations managers: 204,020
- Engineering professionals: 199,912
- Operations professionals: 170,100
- Finance professionals: 168,940
- Sales managers: 160,585
- Administrative professionals: 158,101
- C-suite executives: 148,376
- Marketing professionals: 138,656
- Executive directors: 130,343
- IT professionals: 120,661
- Manufacturing professionals: 98,257
- Customer success professionals: 97,275
- Data and AI professionals: 95,311
- Research professionals: 88,493
- Retail professionals: 88,373
- Legal professionals: 87,046
- Senior engineering professionals: 79,671
- Marketing managers: 76,646
- Retail managers: 76,156
Industries in California
- Software Development: 1,048,992
- Hospitals and Health Care: 394,745
- Financial Services: 369,138
- Higher Education: 321,165
- IT Services and IT Consulting: 302,525
- Semiconductor Manufacturing: 198,287
- Technology, Information and Internet: 159,972
- Computers and Electronics Manufacturing: 138,464
- Real Estate: 134,268
- Government Administration: 133,636
- Biotechnology Research: 133,134
- Entertainment Providers: 130,437
- Retail: 122,497
- Construction: 111,176
- Education Administration Programs: 95,679
- Computer and Network Security: 89,419
- Medical Equipment Manufacturing: 87,054
- Law Practice: 84,131
- Motor Vehicle Manufacturing: 82,453
- Insurance: 81,148
- Non-profit Organizations: 81,097
- Advertising Services: 72,199
- Primary and Secondary Education: 63,067
- Computer Hardware Manufacturing: 56,775
The same list elsewhere
- United States: 90,353
- Texas: 9,117
- Florida: 6,820
- Virginia: 6,724
- Canada: 5,372
- New York: 5,269
- Pennsylvania: 3,247
- Maryland: 3,217
- Ohio: 3,147
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