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Countertop fabrication & installation · San Leandro, California
Stone worth building the whole kitchen around.
Granite, quartzite, marble and premium quartz — laser-templated, water-jet cut, and installed by the people who own the shop. Since 2003.
01 — Recent work
Kitchens we’re still proud of.
02 — The stone
662 colours. Start with the feeling.
Nobody walks in asking for “Taj Mahal quartzite”. They ask for bright, or warm, or something dramatic for the island. So that’s where the catalog starts — then narrow by material, save a palette, and bring it to the showroom.



White & bright
→Clean, light kitchens — quartz, quartzite and marble.



Grey & soft neutrals
→Calm, modern, hides everyday wear.



Warm & earthy
→Golds, tans and browns — classic granite territory.



Dark & dramatic
→Absolute black, soapstone, deep quartz.



Blue & green
→Statement stone for bars and islands.
03 — In the shop
Water-jet precision, owner’s eye.
Your kitchen is measured with a Flexijet 3D laser and cut on a five-axis SiberJet water jet. That’s why our seams are tight, our sink cut-outs are clean, and installs take a day, not a week.

04 — How it works
Four visits. One conversation.
- 01
Estimate
Send a few details and photos, or book a showroom visit. You get a written estimate — no pressure, no surprises.
- 02
Measure
We come out with the Flexijet laser, template the space, and lay the slabs out with you. Seams are decided together.
- 03
Fabricate
Cut in our San Leandro shop on the SiberJet water jet. You’re welcome to come and see your slab on the table.
- 04
Install
Owner-supervised install, sealed and cleaned. Then a 10-year workmanship warranty you’ll never need to read.
05 — Talk to us, your way
Meet Coral. Our concierge, on every page.
The green button in the corner is not a contact form. It is a live line into the shop — photos, questions, and appointments — that keeps everything about your project in one conversation.
Your email is verified with a one-time code before anything is linked to you, and photos stay private to your conversation with Custom Stone. Replies during business hours; Coral answers instantly.
06 — Why Custom Stone
The owner is on the job. Every job.
No sales floor, no subcontracted installers. The person who quotes your kitchen is the person who lays out the slabs and stands in it on install day.
Personal management
Owner personally manages and supervises every fabrication and installation job.
Detail oriented
Layout with the customer before the slabs are fabricated. We pride ourselves in minimal seams.
Highly experienced
21+ years in the business. Our additional construction skills will be used to your advantage.
Flexibility
We will adjust our schedule to accommodate yours.
Customer satisfaction
5-star rated on Yelp. BBB rated A+ since 2003.
Quick delivery
We will adjust our schedule to accommodate yours.
10-year warranty
We stand behind our product giving you peace of mind.
Competitive prices
You benefit from our efficiency.
07 — Visit
Come stand next to the slab.
Screens lie about stone. Thirty minutes in the showroom with your palette and a cabinet door sample settles it.
San Leandro, CA 94577
By appointment












5-star on Yelp
On Houzz