Verified Nov 2026
Castings & Forgings
·
Naperville, Illinois
·
Since 1912
Simpson Group, founded in 1912 and headquartered in Naperville, Illinois, United States, is a manufacturer whose primary capability is castings and forgings. It is estimated to employ between 100 and 200 people, with an estimated revenue band of $500M to $1B, and it is privately held. Its listed industries include automotive, electric vehicles, renewable energy, and industrial equipment. Among its products, the company lists aluminum, steel, casting, and rubber items, and its record places a facility in Gallatin, Tennessee. In June 2026, Pureprint Group acquired the business out of administration.
Simpson at a glance
Revenue
$500M-1B
Est. band
Employees
100-200
Founded
1912
Headquarters
Naperville, Illinois
Import activity
13794
Industries
Automotive
Electric Vehicles
Renewable Energy
Industrial Equipment
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
13794
Named foreign suppliers
50
Top origins
Taiwan · China · Belgium · South Korea
Shared foreign counterparties do not establish that these companies buy from Simpson.
What this tells a buyer
Recent reporting from printbusiness.co.uk, printweek.com, and digitalprintermag.co.uk states that Pureprint Group acquired Simpson Group in early June 2026, with Pureprint's chief executive later outlining plans for the business.
The record lists aluminum, steel, casting, and rubber products, and no industry certifications were found.
The company is privately held, with an estimated employee band of 100 to 200 and an estimated revenue band of $500M to $1B, and no named customers were reported in the record.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
Overview
Simpson Group, founded in 1912 and headquartered in Naperville, Illinois, United States, is a manufacturer whose primary capability is castings and forgings. It is estimated to employ between 100 and 200 people, with an estimated revenue band of $500M to $1B, and it is privately held. Its listed industries include automotive, electric vehicles, renewable energy, and industrial equipment. Among its products, the company lists aluminum, steel, casting, and rubber items, and its record places a facility in Gallatin, Tennessee. In June 2026, Pureprint Group acquired the business out of administration.
At a glance
Attribute | Detail |
|---|---|
Founded | 1912 |
Headquarters | Naperville, Illinois |
Employees | 100-200 |
Revenue | $500M-1B (estimated) |
Primary capability | Castings & Forgings |
What Simpson makes
The record lists aluminum, steel, casting, and rubber products, and no industry certifications were found.
Products and capabilities described on the company's own site include Aluminum, Steel, Casting, Rubber (source: simpsongroup.com).
Trade and customs footprint
Recent reporting from printbusiness.co.uk, printweek.com, and digitalprintermag.co.uk states that Pureprint Group acquired Simpson Group in early June 2026, with Pureprint's chief executive later outlining plans for the business. US customs bill-of-lading records list 13794 inbound shipments across 50 foreign suppliers, with top origins including Taiwan · China · Belgium · South Korea.
Latest developments
2026-06-08 — Pureprint boosts large format arm through Simpsons purchase – Print Business – for Forward Thinking Printing (printbusiness.co.uk)
2026-06-03 — Printweek - Pureprint CEO outlines immediate plans for Simpson business - Printweek (printweek.com)
2026-06-02 — Printweek - Simpson Group acquired out of admin by Pureprint Group - Printweek (printweek.com)
2026-06-02 — Pureprint acquires Simpson Group - Digital Printer (digitalprintermag.co.uk)
2026-06-02 — Pureprint Group Acquires Simpson Group to Enhance | M&A News | Signalbase (trysignalbase.com)
2026-06-01 — Pureprint Acquires Simpson Group - Pureprint (pureprint.com)
Facilities
Simpson is headquartered in Naperville, Illinois. Public sources also reference these locations:
Gallatin, Tennessee — prweb.com
Company details
The company is privately held, with an estimated employee band of 100 to 200 and an estimated revenue band of $500M to $1B, and no named customers were reported in the record. Simpson was founded in 1912, has an estimated 100-200 employees, and is headquartered in Naperville, Illinois.
Frequently asked questions
What does Simpson make?
Simpson Group, founded in 1912 and headquartered in Naperville, Illinois, United States, is a manufacturer whose primary capability is castings and forgings. It is estimated to employ between 100 and 200 people, with an estimated revenue band of $500M to $1B, and it is privately held. Its listed industries include automotive, electric vehicles, renewable energy, and industrial equipment. Among its products, the company lists aluminum, steel, casting, and rubber items, and its record places a facility in Gallatin, Tennessee. In June 2026, Pureprint Group acquired the business out of administration.
Where is Simpson headquartered?
Simpson is headquartered in Naperville, Illinois (2135 City Gate Ln, Naperville, Illinois, 60563-3018).
When was Simpson founded?
Simpson was founded in 1912.
How big is Simpson?
Simpson has an estimated 100-200 employees, with revenue in the $500M-1B range (estimated).
Does Simpson import from overseas suppliers?
US customs bill-of-lading records show 13794 inbound shipments for Simpson, with top origins including Taiwan · China · Belgium · South Korea.
Related suppliers
Explore other suppliers in the LightSource directory:
Last verified Nov 2026. Is this your company? Request a correction.
Location & contact
Evaluating suppliers like these?
This profile comes from a public-data sample of around 1,000 companies. Book a demo to see the full LightSource marketplace and supplier discovery platform — 1M+ credible suppliers, with AI-run sourcing events.