Michael Liguori, Senior Technical Specialist | Jahn Trainer 7/18/25 Michael Liguori, Senior Technical Specialist | Jahn Trainer 7/18/25

Announcement: 2024 Cathedral Stone Excellence in Craftsmanship Award

The Jepol team recently repaired spalled limestone on the Empire State Building using Jahn M70 Limestone Repair Mortar. Based on their consistent track record, we have no doubt these new patches will endure for generations.

Cathedral Stone 7/8/25 Cathedral Stone 7/8/25

2026 Full Catalog [Video]

Cathedral Stone 6/16/25 Cathedral Stone 6/16/25

Philadelphia Event - Sept 25th | 5-8PM

Cathedral Stone 5/27/25 Cathedral Stone 5/27/25

New Live Webinar with Dennis Rude!

Click on “webinars” at the top of the page. Sign up. It’s free!

Cathedral Stone 5/1/25 Cathedral Stone 5/1/25

Get Jahn Certified.

Michael Liguori, Senior Technical Specialist | Jahn Trainer 3/11/25 Michael Liguori, Senior Technical Specialist | Jahn Trainer 3/11/25

How to Enhance a Marble Repair with Veining

But there is another element to a successful masonry repair: the aesthetic of the repair--especially for repairs that are at eye-level to the public.

Cathedral Stone 2/25/25 Cathedral Stone 2/25/25

Liquid Production Team Breaks Record with Latex-Based Masonry Cleaner Run

Padilla Construction Services purchased the Latex-Based Cleaner for renovations to the Hansborough Recreation Center in New York.

Dennis Rude 1/27/25 Dennis Rude 1/27/25

Winter Clearance Sale - Limited Inventory!

Minimum of 60% off! See post for details.