True Polygraph LLC
Commercial services · Upland, California
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Products & Services
About True Polygraph LLC
True results polygraph services in California. Certified examiners, reliable lie detector tests, and professional service in San Diego. This profile covers True Polygraph LLC, a company operating in Office service, employing 1-5 people, reporting $1M-$5M in annual revenue and classified under All Other Professional, Scientific, and Technical Services.
Its primary NAICS classification is 541990 (All Other Professional, Scientific, and Technical Services). True Polygraph LLC is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Website
- truepolygraph.com
- Address
- 791 E Foothill Blvd, Upland, California, 91786, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5419Other Professional, Scientific, and Technical Services
- 541990All Other Professional, Scientific, and Technical Services
SIC Codes
- 44Water Transportation
- 449Services Incidental To Water Transportation
- 4499Commercial Air, Rail, and Water Transportation Equipment Rental and Leasing
Company Details
- Employees
- 3 (1-5)
- Annual Revenue
- $3.2M ($1M-$5M)
True Polygraph LLC: frequently asked questions
What does True Polygraph LLC do?
True results polygraph services in California. Certified examiners, reliable lie detector tests, and professional service in San Diego.
Where is True Polygraph LLC located?
True Polygraph LLC is headquartered at 791 E Foothill Blvd, Upland, California, 91786, United States.
How many employees does True Polygraph LLC have?
True Polygraph LLC has about 3 employees (the 1-5 range).
What is True Polygraph LLC's annual revenue?
True Polygraph LLC's annual revenue is estimated at $3.2M (the $1M-$5M range).
What industry is True Polygraph LLC in?
True Polygraph LLC is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541990 (All Other Professional, Scientific, and Technical Services).
How can I contact True Polygraph LLC?
Its website is truepolygraph.com.
What companies are similar to True Polygraph LLC?
Other large industrial & mechanical companies in California include State of California, TD SYNNEX Corp, University of California and Ingram Micro Holding Corp.
Largest industrial & mechanical companies in California
Largest companies in California
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Manufacturing sales in California, 2026
In California, Factur's 2026 study counted 98 manufacturing quotes worth $14.7M and 18 purchase orders over 12 months: 18% of quotes became orders, against 21% nationally. See the California data.
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