What is the phone number for Keystone Marble and Granite?

(302) 206-7447. You call Keystone Marble and Granite directly; AssistAnt never sits in the middle.

Where is Keystone Marble and Granite?

Keystone Marble and Granite serves New Castle, DE as a service-area business (no street address shown).

Is Keystone Marble and Granite still in business?

Listed from public business records, last updated October 13, 2026. Call to confirm.

Is Keystone Marble and Granite licensed and insured?

Not verified by AssistAnt yet. Ask for proof of license and insurance before you hire.

Who else is near New Castle?

AssistAnt lists 111 remodeling contractors near New Castle. Closest to Keystone Marble and Granite: In Stock Today Cabinets (2.6 mi), Design Solutions Inc (3.0 mi), Stanley Construction and Services (3.1 mi).

Keystone Marble and Granite · (302) 206-7447

AssistAnt › Pro directory › New Castle, DE

What we do

Services

🛠️Remodeling

Checked, with dates

🧾 Trust Card · 2 receipts

Listed in the AssistAnt 24/7 directoryBusiness record from Overture Maps open business data (CDLA-Permissive-2.0).
Oct 13
Shown as open for business in the source dataOperating status in the business record.
Oct 13

Not verified yet: Owner has not confirmed this listing yet; License and insurance not reviewed by AssistAnt yet; No AssistAnt job history linked to this listing yet.

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In their words

Customer reviews

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Where

Service area

Map of the New Castle, DE area (© Google). Is this your business? Claim it and put up your own photos →

About Keystone Marble and Granite

Keystone Marble and Granite is listed on AssistAnt for remodeling in New Castle, DE.

Built from public business information. Call to confirm before you go.

Contact

Phone: (302) 206-7447
Website: keystone-granite.com
Location: New Castle, DE, 19720 (service area)
Booking: Not bookable online yet. Call the business directly.

Listed from public recordsNot verified yet. Details come from open business data and may be out of date.See the Trust Card: what we checked, how and when →

Quick facts about Keystone Marble and Granite

What is the phone number for Keystone Marble and Granite?: (302) 206-7447. You call Keystone Marble and Granite directly; AssistAnt never sits in the middle.
Where is Keystone Marble and Granite?: Keystone Marble and Granite serves New Castle, DE as a service-area business (no street address shown).
Is Keystone Marble and Granite still in business?: Listed from public business records, last updated October 13, 2026. Call to confirm.
Is Keystone Marble and Granite licensed and insured?: Not verified by AssistAnt yet. Ask for proof of license and insurance before you hire.
Who else is near New Castle?: AssistAnt lists 111 remodeling contractors near New Castle. Closest to Keystone Marble and Granite: In Stock Today Cabinets (2.6 mi), Design Solutions Inc (3.0 mi), Stanley Construction and Services (3.1 mi).

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Other remodeling contractors nearby

In Stock Today CabinetsBear, DE · 2.6 mi
Design Solutions IncNewark, DE · 3.0 mi
Stanley Construction and ServicesNewark, DE · 3.1 mi
Cipriano's Kitchen Improvements LlcNewport, DE · 3.7 mi
ECM CARPENTRY | KITCHEN & BATHROOM REMODELINGWilmington, DE · 3.7 mi
The Countertop ShopWilmington, DE · 4.9 mi

All remodeling contractors near New Castle, DE (111) →

Every trade and local freelancer in New Castle →

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