Grostrong Security LLC
Commercial services · Somerville, Massachusetts
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Products & Services
About Grostrong Security LLC
Grostrong Security LLC is listed as a company based in Somerville, Massachusetts, United States, operating in Office service, employing 21-50 people, reporting $1M-$5M in annual revenue and classified under Investigation and Security Services.
Its primary NAICS classification is 561612 (Security Guards and Patrol Services). Grostrong Security LLC is one of 418,710 Industrial & mechanical companies listed in Massachusetts.
Business Contact Information
- Address
- 13 Sargent Ave 2, Somerville, Massachusetts, 2145, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 56Administrative and Support and Waste Management and Remediation Services
- 5616Investigation and Security Services
- 561612Security Guards and Patrol Services
SIC Codes
- 73Business Services
- 738Miscellaneous Business Services
- 7381Investigation Services
Company Details
- Employees
- 24 (21-50)
- Annual Revenue
- $1.2M ($1M-$5M)
Grostrong Security LLC: frequently asked questions
What does Grostrong Security LLC do?
Grostrong Security LLC is listed as a company based in Somerville, Massachusetts, United States, operating in Office service, employing 21-50 people, reporting $1M-$5M in annual revenue and classified under Investigation and Security Services.
Where is Grostrong Security LLC located?
Grostrong Security LLC is headquartered at 13 Sargent Ave 2, Somerville, Massachusetts, 2145, United States.
How many employees does Grostrong Security LLC have?
Grostrong Security LLC has about 24 employees (the 21-50 range).
What is Grostrong Security LLC's annual revenue?
Grostrong Security LLC's annual revenue is estimated at $1.2M (the $1M-$5M range).
What industry is Grostrong Security LLC in?
Grostrong Security LLC is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561612 (Security Guards and Patrol Services).
Largest companies in Massachusetts
Largest industrial & mechanical companies
Manufacturing sales in Massachusetts, 2026
In Massachusetts, Factur's 2026 study counted 32 manufacturing quotes worth $961K and 7 purchase orders over 12 months: 22% of quotes became orders, against 21% nationally. See the Massachusetts data.
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