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National Technologies (NTI), a Network Connex CompanyNetwork cabling company in Downers Grove, IL

National Technologies (NTI), a Network Connex Company is a network cabling company at 5101 Thatcher Rd, Downers Grove, IL 60515, ranked #14 of 250 network cabling and installation companies in Downers Grove and rated 4.5 from 12 Google reviews. Open Monday to Friday.

Facts here come from public sources and the firm itself. Confirm certifications, insurance and contract terms with the firm before you sign.

Downers Grove, ILUpdated 0 paid placements in any rankingHow we rank

Call (888) 346-2591Website ↗

Key facts

Key facts about National Technologies (NTI), a Network Connex Company
Address5101 Thatcher Rd, Downers Grove, IL 60515Get directions
Phone(888) 346-2591
Websitentitech.com
HoursMonday to Friday: 7 AM – 5 PM
Google rating4.5 from 12 Google reviews

Services

Each service shows the evidence we matched it on.

  • Network Cablingmain serviceGoogle main category
  • Business Phone SystemsGoogle main category

Service area

Serves Downers Grove and 11 towns within 40 miles: Lisle, Woodridge, Westmont, Naperville, Darien, Wheaton, Glen Ellyn, Hinsdale, Warrenville, Lombard and Bolingbrook.

Based in Downers Grove, ILView on map

Opening hours

Opening hours for National Technologies (NTI), a Network Connex Company
DayHours
Monday7 AM – 5 PM
Tuesday7 AM – 5 PM
Wednesday7 AM – 5 PM
Thursday7 AM – 5 PM
Friday7 AM – 5 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Questions about National Technologies (NTI), a Network Connex Company

How is National Technologies (NTI), a Network Connex Company ranked in Downers Grove?

National Technologies (NTI), a Network Connex Company is ranked #14 of 250 network cabling and installation companies in Downers Grove by IFR Score, with 57 out of 100 as of November 2026. The score weighs reputation, review volume, recency, availability, service focus, proximity, claimed profile, partnered and client reviews. No business can pay to change its rank.

What are National Technologies (NTI), a Network Connex Company’s hours?

National Technologies (NTI), a Network Connex Company is open Monday to Friday. Its listed hours are Monday to Friday, 7 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does National Technologies (NTI), a Network Connex Company serve?

Serves Downers Grove and 11 towns within 40 miles: Lisle, Woodridge, Westmont, Naperville, Darien, Wheaton, Glen Ellyn, Hinsdale, Warrenville, Lombard and Bolingbrook. The list is based on the business's location and the usual service radius for network cabling and installation. Confirm your address is covered when you call.

What do Google reviews say about National Technologies (NTI), a Network Connex Company?

National Technologies (NTI), a Network Connex Company has a rating of 4.5 from 12 Google reviews. The IFR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact National Technologies (NTI), a Network Connex Company?

Call National Technologies (NTI), a Network Connex Company on (888) 346-2591. The business is at 5101 Thatcher Rd, Downers Grove, IL 60515. Its website is linked in the key facts on this page. Ask for a written scope and quote before any work starts.

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Compare nearby network cabling and installation companies

National Technologies (NTI), a Network Connex Company compared with nearby businesses
BusinessRankIFR ScoreGoogle ratingSaturdaySundayDistance away
National Technologies (NTI), a Network Connex Company (this business)—574.5 (12)NoNo
Simple Circuits Inc#12575.0 (21)NoNo14.9 mi
Advanced Data Technologies, Inc#13574.6 (10)——8.9 mi

See all 250 ranked network cabling and installation companies in Downers Grove