What Pete Lien & Sons Inc does

Pete Lien & Sons, Inc. is a fourth-generation, family-owned mining and construction materials producer headquartered in Rapid City, South Dakota, operating across northern Colorado, western South Dakota, and eastern Wyoming. Founded in 1944 by Pete Lien and his sons Chuck and Bruce to supply limestone and aggregates to the Rapid City Army Air Base and the I-90 Interstate, the company has grown into a vertically integrated operator with 25+ facilities producing quicklime, hydrated lime, ground calcium carbonate in eight mesh grades (CAL325 through CALANCHOR), crushed stone, sand, gravel, gypsum, iron ore, decorative rock, ready mix concrete, concrete pumping services, and a portfolio of precast modular block systems (World Block, Redi-Rock, Novum Wall, Verti-Block, Bin Blocks). It also operates land management and ranching services across acquired tracts in MT, SD, CO, and WY.

The company's technology base is industrial rather than digital: rotary lime kilns (including a state-of-the-art facility in Laramie, WY built in 2016 with multi-million-ton, multi-century reserves), kiln-based calcium oxide production at 2000°F, controlled hydration lines producing calcium hydroxide with high surface area, and grinding systems engineered for specific calcium carbonate mesh distributions. Specialty offerings include Super Slide infield mix for baseball/softball fields and the NutriLien sub-brand for FCC-certified food-grade hydrated lime. Holding subsidiaries include Wyoming Lime Producers and NutriLien.

Revenue mechanics are quote-based B2B sales through direct plant pickup, telephone/email quote requests, and third-party haul partnerships, with the Jonathon Rail Spur (completed 2025) extending bulk distribution beyond the regional footprint. The customer base spans government and infrastructure (FAA, US Army Corps of Engineers, municipal water treatment), industrial manufacturing (steel, chemicals, glass, pulp/paper), construction (commercial and residential), environmental services (water/wastewater treatment, flue gas desulfurization, soil remediation), food and pharmaceutical processors (Nixtamalization, pickling, sugar refining), agriculture (livestock and crop), and recreation (sports fields, golf courses). The company reinvests earnings rather than raising external capital, has no funding rounds on record, and remains privately held by the Lien family, with Peter C. Lien serving as president since 1996.

Name

Pete Lien & Sons Inc

Legal name

Pete Lien & Sons, Inc.

Website

https://petelien.com

Company type

Private

Founded year

1944

Operating status

Operating

Headcount range

251–500 employees

Short description

Pete Lien & Sons, Inc. is a fourth-generation, family-owned mining and construction materials producer headquartered in Rapid City, South Dakota, operating 25+ facilities across Colorado, South Dakota, and Wyoming that manufacture and distribute lime, limestone, aggregates, calcium carbonate, ready mix concrete, precast blocks, and food-grade specialty minerals to government, industrial, construction, environmental, food/pharma, agricultural, and recreation customers.

Ownership category

akta.pro rank

Product category

Construction Materials and Industrial Minerals

NAICS

Construction Sand and Gravel Mining (212321), Ground or Treated Mineral and Earth Manufacturing (327992), Other Concrete Product Manufacturing (327390)

SIC

Mining & Quarrying Of Nonmetallic Minerals (No Fuels) (1400), Concrete Products, Except Block & Brick (3272)

akta.pro primary industry

Crushed Stone Quarrying & Processing (IMAKAHAA)

akta.pro secondary industries

Sand & Gravel Extraction & Processing (IMAKAHAB), Cementitious Binders & Additives (Fly Ash, Slag, Silica Fume, Lime) (IMADAAAH), Aggregate Processing & Value-Added Products (Washing, Screening, Asphalt/Concrete Aggregates) (IMAKAHAH)

Keywords

• Lime manufacturing
• Construction aggregates
• Calcium carbonate production
• Ready mix concrete
• Precast concrete products

Headquarters

HQ city

Frannie

HQ country

United States

HQ region

North America

Offices11 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Operations, Supply Chain, Personnel, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. Construction Materials Sales: Sale of limestone, lime, aggregates, sand, gravel, crushed stone, decorative rock, and gypsum to construction, infrastructure, and industrial customers. Products sold in bulk, bags, or as custom blends. Revenue generated through direct sales at multiple plant locations across three states.
2. Ready Mix Concrete: Manufacturing and delivery of ready mix concrete from batch plants across SD, WY, and CO regions. Products delivered directly to job sites.
3. Concrete Pumping Services: Mobile concrete pump services for placing concrete precisely at job sites, saving time and money on construction projects.
4. Precast Concrete Products: Custom produced precast concrete products including World Block, Redi-Rock, Verti-Block, Novum Wall, and Bin Blocks for landscape and construction applications.
5. Food Grade Hydrated Lime (NutriLien): Specialty food grade hydrated lime product line for nixtamalization, pickling, preservation, baking, dairy, sugar refining, and water treatment applications. Premium pricing for certified food safety products.
6. Land Management and Ranching: Land ownership, mineral extraction, agricultural ranching, and property reclamation services across acquired lands in Montana, South Dakota, Colorado, and Wyoming.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels6 records

Core offering

Pete Lien & Sons mines, processes, and sells lime (QuickLime and Hydrated Lime), calcium carbonate in multiple mesh grades, crushed stone, sand, gravel, decorative rock, gypsum, iron ore, ready mix concrete, precast concrete block systems, and concrete pumping services to construction, infrastructure, industrial, agricultural, environmental, and food/pharmaceutical customers. It also produces the Super Slide specialty infield mix and operates land management and ranching services across its mineral holdings in South Dakota, Wyoming, Colorado, and Montana.

Product overview

Pete Lien & Sons is a fourth-generation, family-owned mining and construction materials company offering a diverse portfolio of lime, limestone, aggregate, and concrete products. The product portfolio includes QuickLime and Hydrated Lime products for industrial, agricultural, and food-grade applications; decorative and quarried stone products; sand and gravel; multiple precast concrete block systems (World Block, Redi-Rock, Novum Wall, Verti-Block, Bin Blocks); ground calcium carbonate products in various grades (CAL325, CAL200, CAL80, CAL50x325, CAL40x140, CAL16x60, CAL6x16, CALANCHOR); ready mix concrete and concrete pumping services; specialty products like Super Slide infield mix; and land management and ranching services. The company operates across multiple states (South Dakota, Wyoming, Colorado) with facilities producing construction aggregates, industrial minerals, and specialty products serving markets including construction, agriculture, environmental, food, pharmaceuticals, and industrial sectors.

Differentiator

Problem solved

Functional benefit

Brands

• NutriLien: Food grade hydrated lime product line for food and beverage applications including nixtamalization, pickling, preservation, baking, calcium fortification, dairy products, sugar refining, and water purification.
• Wyoming Lime Producers

Products and services

• QuickLime (Calcium Oxide)

Quantifiable outcome

• Only quarrying company ever to receive US EPA Earth Care Award (2004)
• +2 more outcomes

Named customers6 records

Segments7 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Six partnerships are on record, tiered core, community and flagship.

• Wyoming Department of Transportation (WYDOT)coreStrategic or Co-development Partner · 1 November 2025WYDOT partnered with Pete Lien & Sons on the Jonathon Rail Spur project, providing support and collaboration that enabled the completion of the strategic rail connection connecting the Jonathon Quarry Complex directly to customers across North America.
• Union Pacific RailroadcoreStrategic or Co-development Partner · 1 November 2025Union Pacific Railroad collaborated on the Jonathon Rail Spur project, enabling direct rail access from the Jonathon Quarry Complex to customers across North America, improving logistics efficiency and bulk transportation capabilities.
• Semper Fi FundcommunityGTM or Marketing Partner · 1 October 2025Pete Lien & Sons hosted Semper Fi Fund's Warrior Pheasant Hunt event, supporting wounded veterans through the organization's programs. Company employees volunteered and provided facilities for the four-day hunting experience.
• South Dakota Game, Fish and Parks Department (GF&P)flagshipGTM or Marketing Partner · 1 May 2025Pete Lien & Sons serves as title sponsor for the 400-acre Pete Lien & Sons Shooting Sports Complex under development near Rapid City. The company committed as lead sponsor supporting outdoor recreation, public safety, and responsible firearms education.
• Basin ElectriccoreStrategic or Co-development PartnerBasin Electric operates adjacent to Wyoming Lime Producers facility. The two companies align on safety culture and operational standards, with Basin Electric's management supporting strong safety expectations at the WLP site.
• Central High School Photography ClasscommunityGTM or Marketing PartnerCollaboration with Central High School Photography Class for Arbor Day tree planting event photography contest. Students photographed the event and winning images were used in company communications.

Scale indicators5 records

Recent moves9 records

Expansion highlights5 records

Direct peers

• Graymont: One of North America's largest lime and limestone producers, operating a network of plants across the US and Canada. Directly comparable to Pete Lien's high-purity quicklime, hydrated lime, and calcium carbonate product lines and customer base.
• US Lime & Minerals: Public US lime producer with operations in Texas, Oklahoma, Arkansas, and Virginia. Comparable business model focused on quicklime and hydrated lime for industrial, environmental, and construction customers with a similarly integrated quarry-to-kiln footprint.
• Mississippi Lime: Vertically integrated lime producer supplying quicklime, hydrated lime, and calcium carbonate to industrial markets. Comparable in scale, customer mix (steel, water treatment, flue gas), and value-added specialty grade strategy.
• Summit Materials: Vertically integrated construction materials producer across aggregates, cement, and ready mix concrete, with significant Mountain West and Plains exposure. Closely comparable business mix to Pete Lien's aggregates and concrete operations.
• Knife River Corporation: Aggregates-led construction materials producer with ready mix concrete operations across the western and midwestern US. Comparable vertically integrated model and regional footprint overlapping Pete Lien's territory.
• Arcosa, Inc. Diversified infrastructure products company with aggregates, specialty materials, and construction-related offerings. Comparable in product breadth and exposure to construction, energy, and environmental end markets.

Broad incumbents

• Carmeuse: Global lime and limestone producer with extensive North American operations. Comparable across product portfolio and end markets, but at significantly larger scale and broader geographic reach than Pete Lien.
• Lhoist Group: Belgian-headquartered global lime and mineral solutions provider with significant US operations. Overlaps in industrial lime, environmental applications, and specialty calcium products but at global scale.
• Martin Marietta Materials: One of the largest US aggregates producers serving construction and infrastructure markets. Overlaps directly with Pete Lien's crushed stone, sand, and gravel product lines, though at vastly larger scale and national footprint.
• Vulcan Materials: Largest US producer of construction aggregates including crushed stone, sand, and gravel. Comparable product portfolio and end markets, but operates at national scale with public-market capital access.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/PeteLienandSons
• LinkedInlinkedin.com/company/pete-lien-&-sons-inc.
• Xx.com/petelienandsons

Compliance11 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Pete Lien & Sons Inc