Graymont (pa) INC.
Brands
Environmental
FoodThis company sells these brands.
- lime-based products
- dolomitic hydrated lime
- limestone products
- low carbon binders
- agriculture
- construction
- food
- transportation
- material handling
- Grupo Calidra
Products on graymont.com
13 PRODUCTSgraymont.com is the website of 2 companies, this one among them. The products its documents describe are listed in full on Graymont Western US INC’s page.
All 13 on Graymont Western US INC’s page
From graymont.com’s own documents · read October 15, 2026 · not verified by FactoryRegistry
Open positions
Openings read from Graymont (pa) INC.’s own job board on Oracle Taleo, last checked OCT 31, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.
- Instrumentation & Automation Controls TechnicianUnited States - MT - Indian Creek · Maintenance Electrician # · posted OCT 29, 2026
- Industrial MillwrightCanada - AB - Exshaw · Maintenance Millwright # · posted OCT 29, 2026
- Data & Document ControllerCanada - Remote · Technical Services + · posted OCT 28, 2026
- Senior Design EngineerCanada - AB - Calgary · Technical Services + · posted OCT 28, 2026
- Project Services CoordinatorCanada - AB - Calgary · Technical Services + · posted OCT 28, 2026
- Senior Engineering TechnicianCanada - Remote - QC, NB · Engineering + · posted OCT 28, 2026
- Project Services CoordinatorMalaysia - Regional Office · Engineering + · posted OCT 28, 2026
- HSEQ SpecialistAustralia - TAS - Mole Creek · Operations Salaried + · posted OCT 26, 2026
- Quarry OperatorAustralia - NSW - Attunga · Quarry Operator # · posted OCT 22, 2026
- Senior Mining EngineerCanada - AB - Calgary · Geology + · posted OCT 21, 2026
51 more on the company’s board
Supplier designations
Self-certified by the company in its SAM.gov registration
Patents
8 US patents granted 2019–2024, 6 of them in the five years to SEP 2025.
- Systems and methods for removal of mercury and/or hydrochloric acid from gas streams using calcium-containing particlesUS 11,883,776 · granted JAN 30, 2024
- Calcium hydroxide-containing compositions and associated systems and methodsUS 11,344,844 · granted MAY 31, 2022
- Systems and methods for removal of mercury and/or hydrochloric acid from gas streams using calcium-containing particlesUS 10,898,851 · granted JAN 26, 2021
- Geotechnical characteristics of tailings via lime additionUS 10,894,730 · granted JAN 19, 2021
- Calcium hydroxide-containing compositions and associated systems and methodsUS 10,874,982 · granted DEC 29, 2020
Newest 5 shown · Granted to Graymont (PA) Inc. · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plants
2 FACILITIES| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Graymont (pa) INC. | Bellefonte | PA | — | ACTIVE |
| Graymont (pa) INC. | Bellefonte | PA | — | LIKELY ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.


