Sentinel Technologies, Inc.
Interconnected Voip- Agent for service of process
- National Registered Agents, Inc, 1090 Vermont Ave NW, Suite 910, Washington, DC, 20005
- Agent phone / fax
- (202) 371-8090 · fax (202) 371-1945
- Agent email
- [email protected]
- Headquarters
- 2550 Warrenville Rd, Downers Grove, IL, 60515
- Customer inquiries
- (800) 769-4343
- Holding company
- —
- States served (4)
- Illinois, New Hampshire, Pennsylvania, Wisconsin
- FCC 499 Filer ID
- 826093
- Last filing
- 4/1/2026