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Michele Walder

About Michele Walder

Security Instrument is Delaware’s largest full-service independently-owned security and fire company, serving thousands of customers throughout Delaware, MD, NJ & PA.

Entries by Michele Walder

Safety Tips

Security Tips for Returning to the Workplace Safely

Hopefully, it won’t be long before all workplaces can safely reopen. Here are some tips to put business owners on the right path toward safe, compliant reopening. 

July 31, 2020/by Michele Walder
Commercial Security

Why Preventative Security System Maintenance is Critical

A security system is an essential component of every business, and regular maintenance is vital to secure your company and assets as well as protect your employees and visitors. Your security system becomes ineffective as soon as you stop maintaining it. Essentially, it’s like leaving the front doors of your business open and putting a sign outside that welcomes criminals.

June 26, 2020/by Michele Walder
News

Security Instrument Ranks on the SDM 100 Report

We’re pleased to announce that Security Instrument made the SDM 100 list for 2020, illustrating the decades of experience we bring to our customers. Founded in 1960, Security Instrument offers a full line of professional security services and products serving thousands of customers in Pennsylvania, Delaware, Maryland, and New Jersey. Here is more on the SDM 100 list and why it sets us apart.

June 19, 2020/by Michele Walder
News

Security Instrument Company News

We wanted to give you a look behind the scenes of Security Instrument. Here’s what’s going on this month.

May 6, 2020/by Michele Walder
Uncategorized

3 Incredible Gifts for the Smart Homeowner Who Has Everything

Since Christmas is just around the corner, you know there are some people on your list that are difficult to buy for like the smart homeowners who seem to have everything. How about giving them a different way to interact with their home automation by gifting them with some great connected devices?

November 27, 2019/by Michele Walder
Home Security

The Best Way to Combat Package Theft

It doesn’t take long for the slippers you bought Aunt Mary Anne for Christmas to disappear from your porch. Unfortunately, it only takes porch pirates seconds to steal any packages off your porch that were delivered while you were at work. There’s a perfect solution for this problem, and that’s a smart home security system with a video doorbell and smart locks for your home.

November 21, 2019/by Michele Walder
Home Security

How The Video Doorbell Makes Your Home The Safest On The Block

The video doorbell has taken the security industry by storm, quickly becoming one of America’s favorite security products. Security Analytics forecasts that security consumers around the world will spend close to $8 million on smart home cameras. This prediction includes video doorbells. So, what exactly can this doorbell do to enhance your home security?

November 5, 2019/by Michele Walder
Fire Security

National Fire Prevention Week: Replace Your Smoke Detectors

The National Fire Prevention Association (NPFA) sends a critical message to homeowners-Don’t wait; check the date. NPFA reports that three out of five house fire deaths occurred in homes with no smoke alarms or alarms that malfunctioned.

October 18, 2019/by Michele Walder
Home Security

Essential Smart Home Security for Busy Parents This Fall

Smart home security allows you to set reminders that the whole family can receive through the mobile app. Anyone can easily secure the house within the app

September 12, 2019/by Michele Walder
News

Visit Us At Booth #422 At The Ocean City Spring Expo

Security Instrument will be exhibiting at the Ocean City Spring Trade Show sponsored by the Ocean City Hotel, Motel & Restaurant Association on Sunday March 3rd and Monday March 4th 2019 at Booth #422!

March 1, 2019/by Michele Walder
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  • Why Integrated Fire and Safety Monitoring Is Critical for Commercial BuildingsMarch 2, 2026 - 5:44 pm
  • Integrating Video Monitoring with 24/7 Alarm Systems: What Commercial Property Owners in DE, PA, MD Must KnowFebruary 7, 2026 - 5:32 pm
  • What to Look for in a Delaware and Maryland Security Integrator Offering Life-Safety SolutionsJanuary 20, 2026 - 5:56 pm

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About Us

Security Instrument is Delaware’s largest full-service independently-owned security firm with over 75 employees serving thousands of customers throughout Delaware, Pennsylvania, New Jersey and Maryland.

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Locations

Wilmington, DE
309 West Newport Pike
Wilmington, DE 19804
(302) 633-5621

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Milton, DE
28340 Lewes Georgetown Hwy.
Milton, DE 19968
(302) 645-2212

Company News

  • Why Integrated Fire and Safety Monitoring Is Critical for Commercial BuildingsMarch 2, 2026 - 5:44 pm
  • Integrating Video Monitoring with 24/7 Alarm Systems: What Commercial Property Owners in DE, PA, MD Must KnowFebruary 7, 2026 - 5:32 pm
  • What to Look for in a Delaware and Maryland Security Integrator Offering Life-Safety SolutionsJanuary 20, 2026 - 5:56 pm

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