Mechanical Design, Inc. provides design services for the HVAC, Plumbing & Fire Protection construction industry. Start your project off right. Call MDI.

Protect What Matters with Mechanical Design Inc

Looking for trusted Mechanical Engineer services in Columbia? Mechanical Design Inc is your local expert for alarms, surveillance, access control, and more. Whether you're securing your home or business, get help from pros who know how to keep you safe. Fast. Simple. No pressure.

Fast. Easy. Hassle-Free.

First Name *
Last Name *
Email *
Phone *
Zip Code *
Service *

Expert Security Tips & Insights

Discover guides and advice from industry pros
to help you secure your home, business, and peace of mind.

How to Make Smart Home Tech Work for You (Not Against You)

June 26th, 2025

About Mechanical Design Inc

Location / Contact

Security Professionals

Digitech Security Controls

Rugh Protective Agency

First Security

Fenyx Auto & Marine, LLC

Cape May Alarm Services

Protect What Matters with Mechanical Design Inc

Expert Security Tips & Insights

How to Make Smart Home Tech Work for You (Not Against You)

The Future of Home Security: What to Expect in the Next Decade

The Unseen Costs of a Security Breach

Follow us on

Security Professionals

For Businesses

About