Tech Support,
Delivered to Your Door



Professional in-home tech support for computers, mobile devices, Wi-Fi, printers, smart home devices, and everyday technology.

Technicians have experience in computer and mobile Operating Systems: Windows, Andriod, MacOS, iOS, and more.


Serving West Palm Beach, Palm Beach Gardens, Jupiter, Juno Beach and surrounding communities.


Schedule a House Call Today!Call or Text: (561) 320-3423
Email: [email protected]

Why Choose Grettum?

Convenient, reasonable, and professional.

  • We come to you

  • Simple, straightforward pricing

  • Friendly, patient support

  • Residential and home office technology

  • Local Palm Beach County service

  • No confusing technical jargon


Wi-Fi & Home Network Setup

Reliable internet throughout your home.

  • New router installation

  • Mesh Wi-Fi setup

  • Dead zone elimination

  • Network troubleshooting

  • Device connectivity issues

  • Smart TV and streaming setup


Virus & Security Services

Protect your devices and information.

  • Virus removal

  • Malware cleanup

  • Security scans

  • Browser cleanup

  • Scam recovery assistance

  • Security software installation


Data Transfer & Storage

Move your files safely.

  • HDD to SSD upgrades

  • Computer replacement migration

  • Data backup setup

  • External drive configuration

  • File recovery assessment


Computer Repair & Troubleshooting

When technology isn't working properly.

  • Slow computer diagnosis

  • Startup issues

  • Software troubleshooting

  • Hardware troubleshooting

  • Blue screen and crash diagnosis

  • Performance optimization


Printer & Device Setup

Get connected and working quickly.

  • (Wireless) Printer setup and configuration

  • Scanner configuration

  • Computer and laptop setup

  • New device setup

  • Peripheral installation



House Call Diagnostics

Not sure what's wrong?

  • We'll diagnose the issue and explain your options before any additional work is performed.


How It Works

1. Contact UsCall, text, or email us to find out more.2. Schedule a VisitBook a convenient appointment time.3. On-Site DiagnosisWe'll identify the problem and recommend a solution.4. Get Back to NormalMost issues can be resolved during the same visit.


Service Area

Palm Beach County

  • Palm Beach Gardens

  • Jupiter

  • Juno Beach

  • North Palm Beach

  • Palm Beach

  • West Palm Beach

  • Lake Worth

  • Wellington

  • And more!


Meet Cole

Cole Grettum founded Grettum LLC to provide reliable, in-home technology support for homeowners throughout Palm Beach County.With a background in client service, business management, and hands-on technology troubleshooting, Cole focuses on delivering professional, straightforward solutions without the confusion or upselling often associated with tech support. From Wi-Fi optimization and printer setup to computer troubleshooting and device installation, his mission is to make technology work the way it should—simply and reliably.

Need Technology Help? Schedule Today!


Call or Text: (561) 320-3423Email: [email protected]

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