Business Details
20 Years
experience
Premium Countertop Solutions in Delaware & Pennsylvania
Keystone Marble & Granite has been a trusted provider of premium countertop solutions since 2006. Our team combines over 25 years of collective experience in fabrication and installation, serving residential and commercial clients across Delaware, Pennsylvania, and Ohio. We specialize in natural stone materials like granite, marble, and quartzite, offering more than 250 colors in stock. As an accredited distributor for leading brands such as Silestone and Caesarstone, we prioritize eco-conscious practices, recycling waste materials into new countertops.Our commitment to affordability ensures competitive pricing without compromising quality. We streamline the process from consultation to installation, with a dedicated 'Quick Turnaround' service to accommodate busy schedules. Our licensed, insured professionals deliver meticulous craftsmanship, backed by a 100% customer satisfaction guarantee. We maintain transparency in all operations, ensuring clients receive durable, functional, and aesthetically superior countertops tailored to their unique needs.
Services
Granite Countertops
Marble Countertops
Quartz Countertops
Quartzite Countertops
Sinks
Commercial Countertops
Kitchen Countertops
Bathroom Vanity Tops
Countertop Installation
Free Consultation
Details
- Year established: 2006
Highlights and features
- We offer 25+ years of combined experience in countertop fabrication and installation.
- Our eco-conscious practices include recycling waste stone into new countertops.
- We guarantee 100% customer satisfaction with all products and services.
- Our 'Quick Turnaround' service ensures fast consultation and installation.
- Our licensed, insured professionals use advanced equipment for precision results.
What people say
Reliable, neat, quick job
Beautiful addition
Well-experienced team
Craftsmanship
Kind and patient staff
Services
Granite Countertops
Granite countertops combine timeless beauty with exceptional durability. Our 100+ color options suit diverse design preferences, from classic to contemporary. Each slab is precision-fabricated to meet exact specifications, ensuring a perfect fit for kitchens and bathrooms.
Marble Countertops
Marble countertops add sophistication with their unique veining patterns. We source premium slabs for high-end kitchen and bathroom applications. Our team ensures seamless installation, balancing aesthetic appeal with practical functionality for lasting elegance.
Quartz Countertops
Quartz countertops offer unmatched durability and low maintenance. Our selection includes 100+ designer colors with patented shimmer effects. As a non-porous material, it resists stains and bacteria, ideal for busy kitchens and commercial spaces.
Quartzite Countertops
Quartzite countertops merge natural beauty with extreme resilience. Our collection features slabs with striking crystalline patterns. This material withstands heat and scratches, making it perfect for high-traffic areas requiring both style and strength.
Countertop Installation
Our installation process uses advanced laser templating for precise measurements. Trained crews follow strict safety protocols to ensure flawless execution. From kitchen countertops to bathroom vanities, we deliver efficient, high-quality results within guaranteed timelines.
Questions
What materials do you offer for countertops?
We provide granite, marble, quartz, and quartzite countertops with over 250 color options. We also carry sinks and accessories to complement your design.
Do you serve commercial clients?
Yes, we specialize in commercial projects with tailored solutions for businesses requiring durable, high-performance surfaces in kitchens, lobbies, and more.
How long does installation take?
Our 'Quick Turnaround' service typically completes installations within 1-2 weeks after templating, depending on project complexity and material availability.
Are your countertops eco-friendly?
We use sustainable practices, including recycling stone waste into new countertops and sourcing materials from environmentally responsible suppliers.
What areas do you serve?
We operate in Delaware, Pennsylvania, and Ohio, with showrooms in New Castle, DE, and Lancaster, PA, for convenient client access.
