Professional tech support in NYC.

For homes, apartments, and small businesses — in-home and remote support for computers, phones, TVs, Wi-Fi, smart devices and more.

Serving Manhattan, Brooklyn, Queens, Bronx, and Long Island.

Why Grid City

Patient, plain-English help

Clear explanations, straightforward guidance — at your pace.

All-in-one support

Whatever the device, whatever the issue. We'll figure it out.

Built for NYC

Local service. No call centers. No outsourcing.

Clear pricing

Transparent rates. No hidden fees.

Core Services

Computers

From resolving slowdowns and crashes to configuring new systems, we keep your computers stable, secure, and performing at their best.

  • Advanced diagnostics, hardware repair, and system stability troubleshooting
  • Performance optimization, hardware upgrades, operating system configuration, and custom builds
  • Malware remediation, secure system hardening, and structured backup & data recovery
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Phones & Tablets

From new device setup to complex account and security issues, we get your phones and tablets working the way they should.

  • Mobile diagnostics, repair, and performance optimization for iPhone and Android devices
  • Secure device setup, data migration, account configuration, and cross-platform transitions
  • Privacy protection, scam prevention, and advanced mobile integration services
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Smart Home, TV & Audio

We install and integrate smart TVs, media systems, and automation — from single devices to fully coordinated environments.

  • Smart TV installation, streaming device configuration, and home audio system integration
  • Security cameras, lighting, climate control, and centralized smart home automation
  • Advanced media optimization, gaming setup, and custom audio-video solutions
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Network & Wi-Fi

We design, deploy, and optimize Wi-Fi networks — from initial setup to performance tuning and structured security.

  • Network setup, router configuration, and secure Wi-Fi deployment
  • Wi-Fi performance optimization, mesh integration, and full-home coverage improvement
  • Network security configuration, ISP diagnostics, and remote access setup
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Printers & Peripherals

Struggling with printers, scanners, or other peripheral devices? We diagnose, repair, and integrate them so they work reliably.

  • Printer and scanner setup, network integration, and stable device configuration
  • Driver troubleshooting, compatibility resolution, and print performance optimization
  • Secure document workflows, remote access support, and structured multi-device environments
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Security & Privacy

Digital security ranges from foundational protections to formal risk assessments — we implement both with clarity and discipline.

  • Network security configuration, firewall setup, and structured access control
  • Identity protection, account hardening, and encrypted backup architecture
  • Incident response support, privacy risk assessment, and advanced security implementation
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Coaching

Want to get more comfortable with your devices?

Not everyone reaches out because something is broken.

If you want to feel more confident using your computer, understand what AI tools like ChatGPT actually do, get a handle on your iPhone, or just stop feeling lost every time something changes — that's exactly what coaching is for.

We go at your pace, in plain English, with no judgment. One session can make a real difference.

Getting comfortable with Windows or Mac Understanding AI tools (ChatGPT, Claude, etc.) Staying safe online — scams & privacy Getting more out of your iPhone or Android Email, video calls, and everyday apps Anything you've been meaning to figure out
Book a coaching session

Contact

Book a session

Tell us what you need help with and we’ll get back to you quickly.

Need help right now?

Call, text, or email

Phone
(917) 930-5999
Email
peter@gridcitytech.com

Call or text anytime. We typically respond within a few hours.

Tips for your message

  • Device type & model if you know it
  • What’s happening (or not happening)
  • When it started
  • Any error messages you’ve seen