Rex Simpson Email & Phone Number

Boise, ID, US

Boise, Idaho, US

Responsible for managing and directing the mining, processing, and shipping facilities for Simplot’s silica operations. Responsible for operating budget and capex budget. Oversees mine personnel and responsible for employment, union contract, safety, environmental, purchasing, engineering, customer service and product delivery. Provide oversight in new.

Limelette, Walloon Region, BE

• The Lhoist Group develops high quality solutions from the finest natural mineral resources. The carbonates, lime, dolime and speciality products bring essential functionalities to our customers' processes. Each.
• Responsible for managing and overseeing a 7.5M-ton mining, 630k+ ton rotary-lime kiln(s) and hydrator operations.
• Extended mine reserves by 100M tons by defining new ore seams through Exploration, Mine Planning, Quality Control, and Process Optimization.
• Collaborated closely with Sales to resolve customer complaints and meet customer expectations.
• Coordinated with Marketing and Logistics teams to meet customer shipment.
• Implemented continuous improvement programs to improve maintenance, equipment reliability, kiln efficiencies, plant performance and reduce operating cost.

Limelette, Walloon Region, BE

• As Maintenance Manager, Rex Simpson managed and coordinated the Maintenance and Electrical Departments for the mine and plant. Directed the maintenance of the mobile equipment (Drills, Truck, Loaders, etc.), crushing.
• Led the Maintenance Department in Total Productive Maintenance (TPM) initiatives that maximized operations efficiencies and optimized maintenance processes that resulted in a 10% availability improvement.
• Directed and coordinated SAP implementation that improved schedule compliance by 20%.
• Applied mechanical proficiency and in-depth knowledge of equipment engineering including mechanical design, product development, manufacturing, installation and repair.
• Established a performance based contract and condition monitoring program with local Cat dealership that increased equipment availabilities by 9% and improved mine production by 15%.

Limelette, Walloon Region, BE

• Chemical Lime Company, a subsidiary of Lhoist North America produces lime and lime-based products derived from calcium-rich limestone. The company's primary product, quicklime (or calcium oxide) is used for.
• Implemented plant-restoration program that significantly improved plant cleanliness, plant appearance and improved safety.
• Led the Henderson plant to set 6 consecutive annual production records by improving plant performance, improving equipment availability and reliability, improving EBITDA by 42% and increasing plant productivity and.

Limelette, Walloon Region, BE

• As Mine Manager, Rex Simpson was responsible for the management and operations of two mines in Southern Nevada, including the design and long range strategic planning, as well as daily development and production.
• Oversaw two large aggregate contractors who lease and operate on site.
• Optimized drilling and blasting performance by implementing best practices and design.
• Reduced mining and transportation costs by 42% and increased productivity by 50%.

Limelette, Walloon Region, BE

As Engineering Manager, Rex Simpson managed and coordinated the maintenance and electrical departments for the plant and mine. Directed the maintenance of the mobile equipment (Drills, Truck, Loaders, etc.), crushing, screening, rotary kilns, coal mills, hydrator, and material handling equipment. Engineered and supervised the installation of the Plant’s.

Limelette, Walloon Region, BE

As Process Engineering Manager, Rex Simpson managed $10M rotary kiln modernization project, involving over 150 skilled contractor employees, consisting of complete replacement of the kiln, preheater, drives, induction fans, firing hoods, coolers, electrical switchgear and associated material handling equipment on two rotary lime kilns. Responsible for the.

New Canaan, CT, US

Unimin Corporation is North America's largest producer of non-metallic industrial minerals; the fundamental building blocks of nearly every manufacturing and industrial process. Unimin is an integral supplier to a diverse customer base whose applications range from glass and ceramics, to metal casting and metallurgy, to hydrocarbon and solar energy.

New Canaan, CT, US

• As Mine Manager, Rex Simpson managed and directed the mining, processing, and shipments of Industrial Sand products.
• Responsible for the following activities: drilling, blasting, stripping, mining, reclamation, pumping (slurries), conditioning, flotation, drying (rotary), screening, and truck/rail shipping.
• Responsible for mine permitting, mine planning, and pit development.
• Directed and coordinated the maintenance and electrical departments for the mine and plant.
• Established and maintained cost budgets for operational and maintenance departments.
• Ensured that safety, quality, and environmental regulations were established and maintained.