What Cardinal IG Spring Green does

Cardinal IG Spring Green is a single-site manufacturing facility operated by Cardinal Glass Industries, Inc., a privately held corporation headquartered in Wisconsin. The Spring Green facility produces glass products for the residential window industry, executing a vertically integrated production process: incoming glass is cut to customer-specified dimensions, fitted with frames, filled with argon gas for insulation performance, and subjected to quality inspections for clarity and consistency. Its primary customer segment is residential window manufacturers requiring custom-sized insulated glass units (IGUs), served through a direct B2B sales motion within a regional (Wisconsin / Midwest) geographic footprint.

The facility's commercial differentiator rests on operational integration rather than proprietary technology — consolidating four production steps under one roof reduces handoffs and quality-control variability. The company's value proposition emphasizes workforce investment over technology, with structured wage tiers ($22.25–$23.50/hr for production technicians, $25–$35/hr for electro-mechanical technicians), profit sharing of up to 52% of base wages tied to production performance, comprehensive medical/dental/vision benefits, a 401K match, and a codified F.I.R.E.S. (Family, Integrity, Respect, Excellence, Safety) values culture reinforced by a dedicated safety department and audit regime.

Cardinal IG Spring Green does not disclose revenue, headcount, or financial performance. It is a non-public, single-location operating subsidiary within Cardinal Glass Industries' broader corporate family, with no evidence of external investment, M&A activity, or public listing. Its public-facing digital presence is oriented almost entirely toward recruitment rather than customer acquisition, suggesting workforce scaling is the primary near-term operational priority.

Name

Cardinal IG Spring Green

Legal name

Cardinal Glass Industries, Inc.

Website

https://sgig.workatcardinal.com

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

Cardinal IG Spring Green is a Cardinal Glass Industries manufacturing facility in Wisconsin that produces custom-cut, argon-filled insulated glass units for residential window manufacturers through a vertically integrated production process.

Ownership category

akta.pro rank

Product category

Architectural Glass Manufacturing

NAICS

Glass Product Manufacturing Made of Purchased Glass (327215)

SIC

Glass Products, Made Of Purchased Glass (3231)

akta.pro primary industry

Insulating Glass Units (IGUs) & Double/Triple Glazing (IMADAHAC)

Keywords

• Insulated glass manufacturing
• Residential window glass
• Custom glass cutting
• Argon gas filling
• Glass fabrication services

Headquarters

HQ city

Spring Green

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Glass Product Manufacturing: Manufactures and sells custom-cut glass products to the residential window industry. Vertically integrated production includes cutting glass to specifications, adding frames, argon gas filling, and final quality inspections.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Cardinal IG Spring Green is a vertically integrated glass products manufacturing facility that cuts glass to specific sizing for residential windows, adds frames, fills the units with argon gas, and performs quality inspections for clarity and consistency. The facility operates as part of Cardinal Glass Industries, Inc., producing glass products sold directly to residential window manufacturers in the Midwest region.

Product overview

Cardinal IG Spring Green is a manufacturing facility operated by Cardinal Glass Industries, a vertically integrated glass products manufacturer serving the residential window industry. The facility specializes in cutting glass to specific sizes required for various windows, adding frames, filling argon gas in the center, and performing quality inspections. The website primarily serves as an employment portal for the Spring Green, WI facility, advertising open positions including Production Technicians and Electro-Mechanical Technicians.

Differentiator

Problem solved

Functional benefit

Products and services

• Cardinal Glass Industries - Residential Window Glass Products Vertically integrated glass products manufacturing for the residential window industry. The facility cuts glass to specific sizing for various windows, adds frames, fills argon gas in the center, and performs inspections for clarity and consistency. Sold directly to residential window manufacturers.

Quantifiable outcome

• Employees can earn up to 52% of wages in monthly profit sharing bonus based on production performance

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Scale indicators2 records

Recent moves3 records

Expansion highlights2 records

Others

• Pella Corporation: Pella is one of the largest US-based residential window and door manufacturers, representing a potential customer archetype for Cardinal IG Spring Green's custom-cut glass and IGU products.
• Andersen Corporation: Andersen is a major US residential window and door manufacturer and a downstream customer in the same residential window value chain, providing context for Cardinal IG Spring Green's primary customer segment.
• Cardinal Glass Industries: Cardinal Glass Industries is the parent corporation that operates Cardinal IG Spring Green as a manufacturing location. It is the broader corporate network providing supply chain, customer relationships, and shared technical capabilities.

Broad incumbents

• Pilkington (NSG Group): Pilkington is a global glass manufacturer producing float glass, coated glass, and IGUs for the residential construction market. It operates at much broader scale than Cardinal IG Spring Green but overlaps in the residential IGU category.
• Oldcastle BuildingEnvelope: Oldcastle BuildingEnvelope is a North American manufacturer and supplier of architectural glass, glazing systems, and IGUs for residential and commercial construction, overlapping with Cardinal IG Spring Green's residential window customer base.
• Saint-Gobain Glass: Saint-Gobain is a major global building materials group producing architectural and residential glass, including high-performance IGUs. It operates across many product lines and competes broadly in the residential window glass supply chain.
• AGC Glass North America: AGC (Asahi Glass Company) manufactures architectural and residential glass products including IGUs for North American window manufacturers, competing with Cardinal IG Spring Green in residential window glass supply.

Direct peers

• Trulite Glass & Aluminum Solutions: Trulite is a regional fabricator and distributor of architectural glass products, IGUs, and aluminum systems serving residential and commercial markets across multiple US locations, with comparable custom-cutting and gas-filling capabilities.
• Vitro Architectural Glass: Vitro (formerly PPG Flat Glass) is a major North American producer of architectural and residential glass products, including IGUs with argon gas fills. It serves the same residential window OEM customer base as Cardinal IG Spring Green.
• Guardian Glass: Guardian Glass is one of the world's largest manufacturers of float, coated, and fabricated glass products for residential and commercial applications, including IGUs. It directly competes with Cardinal IG Spring Green in supplying glass products to residential window manufacturers.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat2 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/cardinalsgig
• LinkedInlinkedin.com/company/cardinal-ig-spring-green
• Instagraminstagram.com/cardinalsgig

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

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 Cardinal IG Spring Green