Diamond 20 years-updated

Finest Precast

Our concrete precast offers superior structural strength and durability. The concrete we cast offers longer life and requires lower maintenance. You won't have to worry about nature or man negatively affecting the integrity of the concrete.
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Free Quotes

We want to make your order as easy as possible which is why we offer free quotes on any job big or small. Current prices are available upon request via form, phone, or email.

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Ready Mix

Our parent company, Island Ready Mix, offers a full range of concrete products delivered to your door. Specializing in residential, commercial, and industrial services, we welcome any project no matter the size.

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Diamond Precast Products opened our doors in 1999 in Eastern Long Island. For over 15 years, we have continuously offered high-quality products with 100% satisfaction guaranteed.

As producersĀ of custom concrete precast products, with years of experience working with contractors as well as homeowners, we offer our clients the option to choose from a variety of precast pieces from our existing precast designs or we can customize a design that will fulfill your project needs.


We accept the following credit cards:

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Next Steps...

If you're looking for a quote or want to book a job, give us a call, email, or fill out our contact form. We always respond within 48 hours.

About Us

Servicing Long Island, Brooklyn and Queens since 1999, our plant located in Eastern Long Island has a large inventory of rings, slabs, domes, extensions and cast iron products.

Our Office

170 Railroad Ave
Center Moriches, NY 11934