Insights

Niche Capacity State Line Foundries specializes in iron castings up to 2,500 lbs with a focus on gray and ductile iron as well as specialty alloys. This presents a sales opportunity to target industries requiring mid-size, high-precision castings (engineering, aftermarket parts, and prototyping) where tight delivery and customization matter.

Prototyping focus The company emphasizes prototypes and low-to-medium volume production, with capabilities to adapt tooling and provide design-for-manufacturability reviews. Sales opportunities exist in onboarding startups and OEMs that need rapid iteration, design feedback, and risk mitigation before scale-up.

Two Foundries With two nearby foundries five miles apart, they offer flexible capacity and short lead times for urgent orders. This can be pitched to customers with time-critical delivery needs or those seeking redundancy and backup machining for production ramp-ups.

Labs and Certification In-house lab capabilities and diverse certification options support quality assurance for regulated or warranty-intensive applications. This is a key differentiator for customers in industries with stringent compliance requirements and can facilitate premium pricing through trust and traceability.

Financial Footing Revenue in the modest seven-figure range indicates a scalable partner for mid-market component suppliers and tiered manufacturing programs. Target growth segments and strategic collaborations with manufacturers seeking reliable, smaller-volume casting partners to bridge production gaps.

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State Line Foundries Tech Stack

State Line Foundries uses 8 technology products and services including LiteSpeed Cache, gstatic.com, Cloudflare, and more. Explore State Line Foundries's tech stack below.

  • LiteSpeed Cache
    Caching
  • gstatic.com
    Content Delivery Network
  • Cloudflare
    Content Management System
  • Google Fonts API
    Font Scripts
  • Twemoji
    Font Scripts
  • HSTS
    Security
  • Gravity Forms
    Web Platform Extensions
  • Apache
    Web Servers

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
100%

Frequently Asked Questions

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 August 2026, State Line Foundries's annual revenue is estimated to be $1M - $10M.

What is State Line Foundries's NAICS code?

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State Line Foundries's NAICS code is 212 - Mining (except Oil and Gas).

How many employees does State Line Foundries have currently?

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As of August 2026, State Line Foundries has approximately 8 employees across 1 continents, including North America. Key team members include General Manager Hunting Accessories: K. C.General Manager Hunting Accessories: R. B.Customer Service Specialist: A. S.. 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 Cachegstatic.comCloudflareGoogle Fonts APITwemojiHSTSGravity FormsApache.

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 logo

State Line Foundries

MiningIllinois, United States2-10 Employees

State Line Foundries is a jobbing iron casting facility based in northern Illinois, operating two foundries located about five miles apart to produce a range of gray and ductile iron parts, with castings weighing up to 2,500 pounds. The company also pours specialty alloys, including austempered ductile iron and high silicon moly, and serves customer-specific alloy requirements. Its primary focus is prototypes and low-to-medium volume production, including replacement and service parts, and it works with clients to address time-critical delivery, tooling adjustments for smaller runs, design-for-manufacturability reviews, and certification needs through in-house laboratory capabilities. Positioned within the mining industry, State Line Foundries emphasizes its ability to act as a bridge production foundry for customers preparing to transition to their own production facilities. The firm is based in Roscoe, Illinois, and operates with a lean workforce to provide technical expertise, combined processes, and timely quality castings.

Section iconCompany Overview

NAICS Code
212 - Mining (except Oil and Gas)
Employees
2-10

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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