Peter Andrew Roberts

My company provides concrete block to build roofs, as arches, domes and more.

Roles


Spherical Block LLC


Employee

Spherical Block has been studying, experimenting and innovating with advanced masonry and ceramic science. These buildings are fire and extreme weather safe, they are cheaper to build and have tremendous design flexibility....


High-Performance Masonry Units: Elevating Structural Integrity and Aesthetics
September 2025

Manufactured concrete masonry units have been present in the construction marketplace for over 120 years. They are ubiquitous and are made in virtually every country on earth. The development of high-performance masonry units currently available across th

How It’s Made: Spherical Block
July 2025

Masonry arched roofs date back at least 3,500 years. Concrete block are ubiquitous; they are found in every country around the world. Yet virtually no one uses concrete blocks to produce masonry arched roofs, until recently. Spherical Block, LLC has creat

Spherical Block LLC: New Ways to Build with Masonry
September 2024

Spherical Block LLC is launching a revolution in advanced masonry technology. Roofs are made as arches and domes from concrete block, using efficient methods of assembly and green materials to make beautiful masonry structures. The company’s new products