Directory · US
Mining in United States
A register of firms and the professionals working at them in the Mining sector based in United States. Browse the public index, then filter or export on Kipplo.
Companies
7.5K on file
Nucor Steel Birmingham Inc
Nucor Corporation is made up of over teammates whose goal is to 'Take Care of Our Customers.' We are accomplishing this by being the safest, highest quality, lowest cost, most productive and most profitable steel and steel products company in the world. We are committed to doing this while being cultural and environmental stewards in our communities where we live and work. We are succeeding by working together.
201 to 500 staff
Olson Aluminum Castings
Olson Aluminum Casting is an ISO 9001:2008 registered casting supplier specializing in high quality A356 pressure-tight and leak free sand castings for the hydraulics, pneumatic and fluid controls industries. Castings are routinely provided free from detrimental porosity with machining characteristics equivalent to aluminum billet and bar stock. Services include casting design assistance, pattern layout and construction, in-house heat treat capabilities, rapid prototype casting programs along with the ability to supply castings machined complete. Industries served include capital goods, fluid power, hydraulic, pneumatic, power transmission, medical, portable tool, including various OEM manufacturers.
11 to 50 staff
P&k Stone Llc
P&K Stone provides a wide array of construction aggregates from both our natural aggregate quarries in Chico Texas and Mill Creek Oklahoma along with recycled construction materials from our Sherman and Waxahachie Texas recyclers. P&K also provides custom crushing solutions and has crushed or recycled in excess of tons since 2012. Let P&K provide our expertise, ability and focus on meeting your material or crushing needs so that you can do what's important to you, manage your business or project.
51 to 200 staff
Paramount Gold Nevada Corp. Nyse American Pzg
Paramount Gold Nevada (NYSE American: PZG) is a U.S. based precious metals exploration and development company. Paramount’s strategy is to create shareholder value by exploring and developing its mineral properties, including the flagship Grassy Mountain Gold Project in Oregon. We target mid to advanced-stage deposits, avoiding grassroots exploration and technical risks while maintaining low overhead and share count to maximize per-share resource and cash flow growth.
1 to 10 staff
Pgi Steel
Established in 1971, Precision Grinding, Inc. dba PGI Steel offers single source solutions for custom steel plate manufacturing. For over 50 years, our goal has been to provide custom, high quality products and services to the clients and industries we serve. PGI Steel is an ISO 9001:2015 certified organization that grown into a highly respected and successful custom steel processing facility serving thousands of highly respected clients across North America. PGI delivers comprehensive manufacturing solutions, including steel fabrication, machining, grinding, plasma cutting, stress relieving/annealing, welding and painting from our strategically located facilities in Birmingham, Alabama. Call us today (205) 942-2491 to request a quote, or send an email to mail@pgisteel.com
51 to 200 staff
Phoenix Tailings
Phoenix Tailings is pioneering the future of clean mining and metals production. We are dedicated to building the world’s first fully clean mining and refining company, producing the critical metals needed for the next generation of technology and infrastructure. By harvesting valuable materials directly from mining tailings, we eliminate waste streams while creating a sustainable and domestic supply of rare earths and other essential resources. We are already commercially shipping rare earth metals and alloys to magnet customers today, proving both the scalability and impact of our approach. Our breakthrough refining model provides a clean and reliable supply chain, empowering industries from defense and aerospace to electric vehicles, renewable energy, and medical technologies. Phoenix Tailings has been commercially shipping rare earth metal products since 2023, demonstrating our leadership in bringing sustainable solutions to market.
51 to 200 staff
Precision Steel Warehouse, Inc
Precision Steel Warehouse, Inc is an ISO 9001:2008 certified steel service center, founded in 1940. Its products include low carbon sheet and strip, shim steel, flat wire, electrolytic tin plate, electro and hot dipped galvanized, galvannealed, high carbon spring steel, stainless steel, and some copper base alloys, including phosphor bronze and brass strips. It has slitting lines from 8" to 60" capable of slitting.001 to.187 thick, in widths from 3/32" to 60" depending on thickness. PSW provides additional services such as sheet shearing, edging, and oscillating. The company is based in Franklin Park, IL, with a second branch in Charlotte, NC. Precision Steel Warehouse, Inc is a Berkshire Hathaway company
51 to 200 staff
Production Pattern & Foundry
PPF is a fully integrated aluminum casting manufacturer specializing in high‑quality permanent mold and sand castings for OEMs across automotive, industrial, and high‑spec markets. With two dedicated foundries, an in‑house pattern shop, and complete machining, heat treatment, and finishing capabilities, we deliver end‑to‑end production under one roof — giving our customers tighter process control, faster lead times, and more predictable quality. Our engineering‑driven approach sets us apart. We use MAGMASOFT simulation, 3D scanning, and advanced inspection systems to optimize designs before metal is poured, ensuring manufacturability, consistency, and long‑term reliability. PPF is certified to ISO 9001, IATF 16949, ISO 14001, and ISO 27001, reflecting our commitment to quality, environmental responsibility, and data security. What We Deliver • Permanent mold & greensand aluminum castings • Tooling, simulation, and design support • In‑house machining, heat treatment, and finishing • Robotic trimming & automated processes • Full QA: CMM, ATOS 5 scanning, tensile testing, spectrometry • Prototype through high‑volume production Why Customers Choose Us We combine engineering depth, modern manufacturing technology, and vertically integrated operations to solve problems, reduce risk, and deliver consistent, production‑ready aluminum components. PPF — Engineering‑Driven Aluminum Castings.
51 to 200 staff
Profile Precision Extrusions
At Profile Precision Extrusions, we are experts at SMALL! We are a recognized industry leader in manufacturing miniature and complex aluminum extrusions and tubing. Our parts can be used and found in a variety of products such as surgical instruments, aircraft interiors, bicycles, firearms accessories and satellite cooling systems. Whether you want to build a simple prototype or a reliable product, Profile Precision Extrusions can help! Profile Precision Extrusions is located at 7225 West Sherman Street in Phoenix, Arizona. Ever since our doors opened in 1989, we have continued to refine our manufacturing skills and expand our machining capabilities. Our square foot state-of-the-art facility contains all of the resources we need to offer multiple fabrication options, produce high-quality aluminum solutions, and meet all of your extrusion needs. We are committed to our philosophy: we will exceed your expectations or work until we do! No matter what your challenge is, our team of highly-skilled specialists takes great pride in its ability to produce the most complex aluminum extrusion designs for you. Also, our experience in extrusions and fabrication allows us to work closely with your design team when necessary and deliver prototypes quickly once your design is finalized. Profile Precision Extrusions has been an expert in manufacturing the thinnest, lightest, most complex custom aluminum extrusions and extruded aluminum tubing for over 25 years. In 2014, we received the Emteq Superior Performance Award for our exceptional practices. We have designed parts created by design engineers from over 50 different industries. Our team has also manufactured many aluminum extrusions deemed "impossible" by other extrusion manufacturers.
11 to 50 staff
Prolamsa, Inc
We are leaders in manufacturing carbon steel tubes and components. At PROLAMSA, we serve different industries, such as construction, automotive, agricultural, furniture among others. We have plants and distribution centers in the United States and Mexico, and our products have presence all throughout The American Continent. PROLAMSA is recognized for having a culture of closeness and trust with its clients, an outstanding quality in its products, and continuous supply of inventories.
51 to 200 staff
Rmg Sales And Service Renaissance Manufacturing Group
Precision Craftsmanship. Unified Strength. Manufacturing Excellence. RMG is a proud member of The Lawton Standard family of companies, an integrated network of foundries delivering high-quality castings across North America. Together, we raise the standard for reliability, innovation, and sustainability in manufacturing. What We Offer: Precision-engineered castings for automotive, heavy machinery, and industrial markets. Collaborative partnerships and consistent, on-time delivery. Cutting-edge technology and a legacy of continuous improvement. As part of the Lawton Standard Co, we combine tradition, technology, and teamwork to power industries and build long-lasting solutions. Discover how RMG can support your success: ren-mfg.com
201 to 500 staff
Robindale
Robindale is a Pennsylvania-based company focused on environmental reclamation, power generation, metallurgical coal and aggregate mining, and logistics and terminal services in the mid-Atlantic and Great Lakes regions. With a commitment to providing dependable and innovative solutions, Robindale creates long-term value for customers by building strong, trusting partnerships. Our goal is to be a reliable partner, helping clients achieve their objectives while maintaining a deep focus on safety and environmental responsibility. Robindale is also a proud supporter of community initiatives, contributing to local charitable activities, park improvements, and clean-up efforts. We believe that good corporate citizenship goes hand-in-hand with environmental compliance, making sustainability a core value of our business operations.
501 to 1000 staff
Rockaway Recycling
Rockaway Recycling has been a family-owned scrap metal yard since 1977. As a team member at Rockaway Recycling, our team has ensured that our values have not changed since 1977. We pride ourselves on redefining the scrap metal industry by connecting with our customers via emails, online updated prices, and showing them how to make more money, we have been able to earn their business time after time.
1 to 10 staff
Rockford Fastener Inc
Domestic manufacturer of production cold-headed fasteners, screws and bolts ranging from 4 (M3) through 1/2"(M12) in diameter and up to 5"(127MM) long. Our Multi-station capabilities facilitate the production of rib neck and square neck carriage bolts, compressor bolts, shoulder screws, flange bolts and many other specialized configurations. We are licensed to manufacture MAThread® products. We take pride that our products are used by some of the leading companies in the following segments; Recreational, Lawn and Garden, Electronic, Truck, White Goods, Electrical, Motors and Controls, Food, Automotive, Agricultural, Health Care, Marine, Small Engine, Construction, Plumbing and HVAC industries to name a few.
51 to 200 staff
Rohrer's Quarry Inc
The only family owned and operated quarry in Lancaster County, PA. We have been mining limestone since 1937. The third generation of family continues to provide Lancaster and other surrounding counties with crushed stone, ready-mix concrete, and aglime.
51 to 200 staff
Sauls Seismic
Sauls Seismic has been in the monitoring business for over four decades. Our team has gained a reputation in the industry for professionalism and excellence. As an unbiased third party, we specialize in a broad range of seismic and environmental services designed to ensure compliance and optimize performance associated with blasting and heavy construction in the mining, aggregates, pipeline and construction industries. Sauls is a certified Small Business for federal contracting and maintains contractor safety, health and environmental prequalification through third-party management organizations including ISNetworld, Browz and Avetta.
11 to 50 staff
Scottsdale Mint, Lllp
One of the world's leading manufacturers and distributors of exceptional precious metals/bullion products, Scottsdale Mint is known as the "Benz of Bullion" and is recognized & circulated in most major countries. Scottsdale Mint is famous for producing the most innovative investment grade silver bar on the market, the Scottsdale Stacker® series, which has an interlocking design that stacks and locks together. After an acquisition of a manufacturing division of Materion in 2012 and subsequent expansion, the company added significant capacity for contract manufacturing-The Mint's Collectible Division wherein Scottsdale, with key licensing partners from several Fortune 500 corporations, develops, manufactures, and distributes coins worldwide-The Mint's Government Partner Division designs and produces legal tender coins for over two dozen countries. Scottsdale Mint is an ISO 9001-2015 certified company based out of the United States. For purity Scottsdale Mint follows ASTM International Standards Worldwide.
11 to 50 staff
Seneca Foundry, Inc
Seneca Foundry is a family owned and operated grey and ductile iron foundry located in the heart of Iowa in Webster City. It is the company's mission that all Team Members throughout the facility operate at a safe, efficient, and profitable manner to ensure that we are providing high value world class engineered castings and solutions to our customers. While continuing to expand our markets, we increase profitability by utilizing our systems and people to their fullest potential. We take pride in offering a safe, growth-oriented workplace where employees are treated with respect. It is the vision of Seneca Foundry, Inc. to be the best-engineered casting manufacturer and employer in the world. Seneca Foundry, Inc. provides full service to its customers, from pattern creation to machined finished casting. We support the customer with pre-production assistance for material selection, engineering specifications, casting design, pattern and core box acquisition, part sampling, part layout, QC verification, and much more. Our state-of-the-art mold technology, core-making facilities, and ability to pour an unusually wide spectrum of grey and ductile irons allows Seneca to be the one source for customers casting parts and components. Visit our website at for more information.
11 to 50 staff
Steel Craft Technologies
Standing still is not an option for us at Steel Craft Technologies. We are constantly seeking the latest technology, looking at ways to increase efficiency and taking on new projects to satisfy any of the unique challenges that face many of our customers. Continuously looking at more efficient operations has lead to our patented process for machining parallels, providing our customers with options that save time and money. Our knowledge and innovation, combined with lean manufacturing processes, have helped our customers to remain competitive worldwide. We have positioned ourselves with not only the technology, but the personnel to fulfill the needs of: • Tool, Die and Mold Builders • OEM / Heavy Equipment Manufacturers • Military / Government • Construction • Oil Rigs and Platforms • Concept and Prototype Projects • Alternative Energy Promoting from within is the key to the quality of the customer service that sets Steel Craft Technologies apart from the rest - the majority of our office staff have worked their way up through the shop over the years. Working together, we will utilize our years of experience in steel plate processing to take your design and make it a reality. Whether your job is burned only or burned, Blanchard ground and fully machined, Steel Craft Technologies is ready to help with your next steel plate or fabrication project. If you would like to submit data for quote, please send RFQs to cad@steelcrafttech.com.
51 to 200 staff
Talon Metals Corp
Talon is a TSX-listed base metals company in a joint venture with Rio Tinto on the high-grade Tamarack Nickel-Copper-Cobalt Project located in Minnesota, USA, comprised of the Tamarack North Project and the Tamarack South Project. Talon has an earn-in to acquire up to 60% of the Tamarack Project. The Tamarack Project comprises a large land position (18km of strike length) with numerous high-grade intercepts outside the current resource area. Talon is focused on expanding its current high-grade nickel mineralization resource prepared in accordance with NI 43-101; identifying additional high-grade nickel mineralization; and developing a process to potentially produce nickel sulphates responsibly for batteries for the electric vehicles industry. Talon has a well-qualified exploration and mine management team with extensive experience in project management.
11 to 50 staff
Taylor Manufacturing
Taylor Manufacturing is a Custom Metal Fabricator. Offering Machining Services and Metal Fabrication, Laser Cutting, Plasma & Oxy-Fuel Cutting, Time Saver, Press Brakes, Welding (Manual & Robotic (Mig & Tig), Powder Coating, Machining, Sawing, Turning & Milling.
51 to 200 staff
The Lawton Standard Co
The Lawton Standard Co. is bringing foundries into the future. We are specialists in high alloy and complicated metallurgical castings. Whether iron or steel, Lawton Standard is closing the generation gap in foundries, bringing manufacturing back onshore, and positively impacting your community.
1 to 10 staff
The Warren Company
The Warren Company is a general line steel service center and a custom fabricator. It serves northwestern PA, western NY, and NE Ohio. The company offers HR, CR, stainless and tool steel, aluminum and other non-ferrous metals. Materials are available in sheet, plate, strip, bar, rounds, and other structural shapes. The Warren Company also offers custom fabrication and cutting services. Processes range from shear, saw, torch, plasma, laser and waterjet cutting, to bending, stamping, welding and assembly. Sizes can range from penny-size to 10 tons. There are also two branch offices for raw material sales. One is in Oil City, PA and the other is in Falconer, NY. The Truflo Fan division manufactures industrial man-cooling fans. Also available are heavy duty work benches and tables for tool and die shops and maintenance facilities.
51 to 200 staff
Tri-State Steel Products
Tri-State Steel, based in Reidsville, NC, is a service provider of metal products distributed throughout SW Virginia and central NC. Tri-State Steel supplies carbon, aluminum, and stainless steel to customers throughout the region.
11 to 50 staff
