Services
🧾 Trust Card · 1 receipts
- Listed in the AssistAnt 24/7 directoryBusiness record from Overture Maps open business data (CDLA-Permissive-2.0).
Not verified yet: Owner has not confirmed this listing yet; License and insurance not reviewed by AssistAnt yet; No AssistAnt job history linked to this listing yet.
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Service area
Map of the St. Louis, MO area (© Google). Is this your business? Claim it and put up your own photos →
About Sentry Security Agency Inc
Sentry Security Agency Inc is listed on AssistAnt for home security systems in St. Louis, MO.
Built from public business information. Call to confirm before you go.
Contact
- Phone
- (314) 867-1125
- Website
- securitystl.com
- Location
- St. Louis, MO, 63137 (service area)
- Booking
- Not bookable online yet. Call the business directly.
Quick facts about Sentry Security Agency Inc
- What is the phone number for Sentry Security Agency Inc?
- (314) 867-1125. You call Sentry Security Agency Inc directly; AssistAnt never sits in the middle.
- Where is Sentry Security Agency Inc?
- Sentry Security Agency Inc serves St. Louis, MO as a service-area business (no street address shown).
- Is Sentry Security Agency Inc still in business?
- Listed from public business records, last updated October 18, 2026. Call to confirm.
- Is Sentry Security Agency Inc licensed and insured?
- Not verified by AssistAnt yet. Ask for proof of license and insurance before you hire.
- Who else is near St. Louis?
- AssistAnt lists 47 home security companies near St. Louis. Closest to Sentry Security Agency Inc: Century Alarm Company (4.9 mi), One Source Equipment Rentals, Inc. (5.0 mi), Coltrane Systems (6.4 mi).
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Other home security companies nearby
- Century Alarm CompanySt. Louis, MO · 4.9 mi
- One Source Equipment Rentals, Inc.Granite City, IL · 5.0 mi
- Coltrane SystemsSt. Louis, MO · 6.4 mi
- Itrue SecurityBerkeley, MO · 6.4 mi
- Pogo Security LLCSt. Louis, MO · 6.5 mi
- Advanced Security & TechnologiesSt. Louis, MO · 6.6 mi