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Interior Specialties Group - ISGGeneral contractor in Ronkonkoma, NY

Interior Specialties Group - ISG is a general contractor at 90 13th Ave #1, Ronkonkoma, NY 11779, rated 4.2 from 13 Google reviews. Open Monday to Friday.

Ronkonkoma, NY0 paid placements in any rankingHow we rank

Call (631) 676-7474Website ↗

Key facts

Key facts about Interior Specialties Group - ISG
Address90 13th Ave #1, Ronkonkoma, NY 11779Get directions
Phone(631) 676-7474
Websiteisg.nyc
HoursMonday to Friday: 8 AM – 5 PM
Google rating4.2 from 13 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • General Contractingmain tradeGoogle main category

Service area

Serves Ronkonkoma and 11 towns within 25 miles: Bohemia, Lake Ronkonkoma, Central Islip, Hauppauge, Holbrook, Nesconset, Islip Terrace, Lake Grove, East Islip, Centereach and Smithtown.

Based in Ronkonkoma, NYView on map

Opening hours

Opening hours for Interior Specialties Group - ISG
DayHours
Monday8 AM – 5 PM
Tuesday8 AM – 5 PM
Wednesday8 AM – 5 PM
Thursday8 AM – 5 PM
Friday8 AM – 5 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Typical general contracting prices

Typical general contracting prices
JobLowTypicalHigh
Kitchen remodelPer project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.10 Middle Atlantic factor (2025 Cost vs. Value Report)$16,000$29,600$45,640
Bathroom remodelPer bathroom: typical range of customer-reported remodels. US national range × 1.15 Middle Atlantic factor (2025 Cost vs. Value Report)$7,670$14,020$20,380

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.2from 13 Google reviews

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Questions about Interior Specialties Group - ISG

What are Interior Specialties Group - ISG’s hours?

Interior Specialties Group - ISG is open Monday to Friday. Its listed hours are Monday to Friday, 8 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 Interior Specialties Group - ISG serve?

Serves Ronkonkoma and 11 towns within 25 miles: Bohemia, Lake Ronkonkoma, Central Islip, Hauppauge, Holbrook, Nesconset, Islip Terrace, Lake Grove, East Islip, Centereach and Smithtown. The list is based on the business's location and the usual service radius for general contracting. Confirm your address is covered when you call.

What do Google reviews say about Interior Specialties Group - ISG?

Interior Specialties Group - ISG has a rating of 4.2 from 13 Google reviews. The CR 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 Interior Specialties Group - ISG?

Call Interior Specialties Group - ISG on (631) 676-7474. The business is at 90 13th Ave #1, Ronkonkoma, NY 11779. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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