Insights

Niche Market Focus State Line Foundries specializes in low-to-medium volume iron castings, including prototypes and replacement parts, presenting opportunities to collaborate with companies requiring small-batch, high-quality manufacturing solutions.

Technical Expertise With advanced in-house lab capabilities and experience working on complex projects such as design review and complex alloys, the company is well-positioned to partner with engineering firms or OEMs seeking precision-cast components.

Proximity Advantage Operating two foundries only five miles apart in northern Illinois provides potential for local partnerships, quick turnaround times, and reduced logistics costs, appealing to nearby manufacturers seeking responsive supply chains.

Growth Potential Although the company's revenue ranges between one and ten million dollars with a small team, strategic outreach to similar mid-sized firms could generate new business opportunities in niche castings and specialized alloy production.

Digital Presence Utilizing modern website technologies and online contact channels, the company demonstrates openness to digital engagement, making it accessible for outreach efforts targeting design, engineering, and manufacturing sectors needing custom casting services.

Similar companies to State Line Foundries

State Line Foundries Tech Stack

State Line Foundries uses 8 technology products and services including LiteSpeed Cache, Open Graph, RSS, and more. Explore State Line Foundries's tech stack below.

  • LiteSpeed Cache
    Caching
  • Open Graph
    Content Management System
  • RSS
    Content Management System
  • Twemoji
    Font Scripts
  • JSON-LD
    Javascript Frameworks
  • X-XSS-Protection
    Security
  • Gravity Forms
    Web Platform Extensions
  • LiteSpeed
    Web Servers

Media & News

State Line Foundries's Email Address Formats

State Line Foundries uses at least 1 format(s):
State Line Foundries Email FormatsExamplePercentage
First@slfcastings.comJohn@slfcastings.com
50%
First@slfcastings.comJohn@slfcastings.com
50%

Frequently Asked Questions

Where is State Line Foundries's headquarters located?

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State Line Foundries's main headquarters is located at 13227 North Second Street Roscoe, Illinois 61073 United States. The company has employees across 1 continents, including North America.

What is State Line Foundries's official website and social media links?

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State Line Foundries's official website is slfcastings.com and has social profiles on LinkedIn.

How much revenue does State Line Foundries generate?

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As of February 2026, State Line Foundries's annual revenue is estimated to be $12M.

What is State Line Foundries's SIC code NAICS code?

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State Line Foundries's SIC code is 3321 - Gray and Ductile Iron Foundries NAICS code is 212 - Mining (except Oil and Gas).

How many employees does State Line Foundries have currently?

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As of February 2026, State Line Foundries has approximately 8 employees across 1 continents, including North America. Key team members include Sales Manager: D. M.General Manager Hunting Accessories: K. C.General Manager Hunting Accessories: R. B.. Explore State Line Foundries's employee directory with LeadIQ.

What industry does State Line Foundries belong to?

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State Line Foundries operates in the Mining industry.

What technology does State Line Foundries use?

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State Line Foundries's tech stack includes LiteSpeed CacheOpen GraphRSSTwemojiJSON-LDX-XSS-ProtectionGravity FormsLiteSpeed.

What is State Line Foundries's email format?

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State Line Foundries's email format typically follows the pattern of First@slfcastings.com. Find more State Line Foundries email formats with LeadIQ.

State Line Foundries

MiningIllinois, United States2-10 Employees

State Line Foundries is a jobbing foundry located in northern Illinois that produces a wide variety of iron castings weighing up to 2,500 lbs. We primarily produce castings to gray and ductile iron standards but also pour alloys such as austempered ductile iron, high silicon moly and customer-specific alloys. 

We combine technical expertise, vast experience, the latest technologies and structured processes to deliver quality castings on time from our two foundries, which are located about five miles apart. 

Our specialties are prototypes and low-to-medium volume production, including replacement and service parts. We work closely with our customers to solve complex problems such as:
•	Meeting time-critical delivery deadlines, 
•	Adapting previously-used production tooling for lower volume requirements, 
•	Supplying quality certification requirements with a vast array of in-house lab capabilities, 
•	Reviewing casting designs for manufacturability, and
•	Serving as a bridge production foundry for customers until their production foundry is ready.

Contact us today to discuss your casting needs: https://www.slfcastings.com/contact-us/

Section iconCompany Overview

Headquarters
13227 North Second Street Roscoe, Illinois 61073 United States
SIC Code
3321 - Gray and Ductile Iron Foundries
NAICS Code
212 - Mining (except Oil and Gas)
Employees
2-10

Section iconMedia & News

Section iconFunding & Financials

  • $1M$10M

    State Line Foundries's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    State Line Foundries's revenue is estimated to be in the range of $1M$10M

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