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Contact Shannahan’s Investigation & Security Limited in the North East Avalon Area

Stay secure with Shannahan’s Investigation & Security Limited. We provide security services for commercial buildings, construction sites, labour disputes, events, and more. Each security job is unique, so we tailor our service to fit your needs. Contact us today to request a consultation.

For more urgent needs, call us 24 hours a day, 7 days a week for emergency response.

Send Us an Email

Got a question? Email us by filling out the form. Please leave your name, contact information, and indicate the type of service you require. Let us know if this is urgent or just a general inquiry or quote request. Then feel free to leave any additional comments. We will reply to your email as soon as possible.


1038 Topsail Rd, P.O. Box 10, Mount Pearl, NL, A1N 2C1


Main 709-747-5026

Fax 709-738-3536


Office Admin:

Client Services Manager:

General Manager:

Business Hours

Monday – Friday: 8:30 AM - 5:00 PM

24/7 Emergency Response – Call 709-747-5026

Email Us

General Inquiry

Service Area

  • St. John’s

  • Mount Pearl

  • Surrounding areas within 100km radius

Payment Options

Cash Cheque
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