GREENFIELDI.T. SERVICES Call us at: (203) 292-3237

Real IT infrastructure for small businesses in Bridgeport, Easton, Fairfield, Shelton, Stratford & Trumbull, CT

Server setup, Active Directory, secure networking — not just break‑fix support. Backed by 30+ years of experience.

Call (203) 292-3237

Diagnostic visits start at $99 and payment plans are available

Business IT Infrastructure

Windows Network Setup & Troubleshooting

Every network we build follows three simple rules: keep your data private, keep it accurate, and keep it available when you need it.

Whether it’s a new setup, a full redesign, or getting your wired and wireless network working the way it should, we build it solid — reliable, clean, and built to last.

Supported Platforms

  • Windows Server 2003–2025
  • SQL Server 2014–2025
  • Exchange 2013–2019
  • Windows 10 & 11
  • 3CX On‑Prem IP PBX

Installation & Upgrade

  • New hardware and software installs
  • OS and server upgrades
  • Planned rollouts with minimal downtime

Active Directory & User Management

  • Staff onboarding and offboarding
  • Group policy setup
  • User accounts and access control
  • Network device integration

Ongoing Maintenance

  • Zero‑cost backups (Veeam)
  • Top‑rated antivirus — $2.50/PC/Month (ESET Business, 10‑user license)
  • Remote patching and event log review

Virus & Malware Removal

  • Pop‑ups and suspicious activity
  • Full system cleanup
  • Ransomware recovery
  • Ongoing protection setup

Rethinking the Cloud?

Cloud Cost Reduction & On-Prem Migration

Cloud bills going up? You’re not the only one. More businesses are moving key systems back on‑premises for two reasons: cost and control.

Keeping your data on‑site means you decide who can access it, where it physically lives, and how it’s used. Many cloud platforms now use customer data — support tickets, documents, business records — to train their own AI models by default. Most customers never notice the fine print.

Here’s the part most business owners never hear: with a solid firewall and about $30 a month for static IPs (roughly what Comcast and Optimum charge in southern Connecticut), you can replace most of what your cloud provider does today — and own the whole setup outright.

Your team still gets secure remote access from anywhere. But you can go further: host your own website, take orders and payments directly, run the APIs behind your mobile app, or handle live order tracking — all on infrastructure that belongs to you, not rented month‑to‑month.

Owning your systems has real advantages: no surprise price hikes, no third‑party data policies, and no monthly bill for services you could run yourself.

Server Setup & Migration

  • New server deployment
  • Data migration to new hardware
  • Minimal downtime

Replacing Cloud Services

  • Secure business VPN with Active Directory‑integrated authentication
  • Static IPs and firewall configuration
  • Site migration to IIS — move your website or internal apps to a stable, well‑configured IIS environment with correct bindings, permissions, and deployment setup

Ready to talk infrastructure?

Give us a call — we'll take a look at what you've got and what makes sense.

Call (203) 292-3237