Shamrock Chicago Corporation

What Shamrock Chicago Corporation does

Shamrock Chicago Corporation is a family-owned custom coolant manufacturer, toll blender, and warehouse wholesaler founded in 1974 by John F. Deamer and headquartered in Schaumburg, Illinois. The company operates a B2B distribution and light-manufacturing model, selling antifreeze, heat transfer fluids, lubricants, refrigerants, diesel exhaust fluid, automotive chemicals, and absorbents to customers across automotive, heavy-duty/fleet, industrial, food-industry, and marine end-markets. Its product portfolio combines redistribution of nationally branded lines (Prestone, Shell/Rotella/ShellZone, Wolf's Head, Oil Dri, Go Green, Reichert) with its own Shamrock-branded antifreeze line (Universal Green, Global Yellow, Rock-Cool Orange, Heavy Duty EC-1 Red, Heavy Duty Ultra Nitrite-Free, Heavy Duty Purple w/SCA Pre-Charge) and proprietary heat transfer fluids (Rocktherm ethylene glycol, Rockfrost propylene glycol).

The company's core technical capability is custom toll blending — manufacturing antifreeze and heat transfer fluids to any customer specification, available in concentrated or prediluted formulations, with private-label packaging — performed at a facility supporting bulk, drum, tote, case, and gallon formats. Distribution is conducted through direct sales under a call-for-pricing model, with pickup and delivery operated out of a second site in East Chicago (Universal Services c/o Shamrock Chicago). The firm targets enterprise B2B buyers with a sales-led go-to-market, supported by a website product catalog and TDS/SDS documentation.

Ownership remains with the Deamer family across three generations: Nancy Deamer LoBue is President, Laurie Teska is Chief Operating Officer, and Richie Randhan manages East Chicago warehouse operations. The company employs 51-100 staff, is privately held with no disclosed funding rounds, parent company, or institutional investors, and serves primarily the Midwest United States under a single-country/domestic operating footprint. No AI/ML, API, or digital platform capability is referenced in the available data, and the competitive positioning rests on long-standing family ownership, custom formulation flexibility, and established wholesale relationships with major national brands.

Name

Shamrock Chicago Corporation

Legal name

Shamrock Chicago Corporation

Website

https://www.shamrockchicago.com

Company type

Private

Founded year

1974

Operating status

Operating

Headcount range

51–100 employees

Short description

Family-owned custom coolant manufacturer, toll blender, and warehouse wholesaler founded in 1974, serving B2B automotive, heavy-duty, industrial, marine, and food-industry customers across the Midwest with branded and private-label antifreeze, heat transfer fluids, and lubricants.

Ownership category

akta.pro rank

Product category

Industrial Chemicals Manufacturing

akta.pro primary industry

Custom Toll Compounding & Pelletizing Services (IMANABAL)

Keywords

• Antifreeze manufacturing
• Coolant wholesale
• Heat transfer fluids
• Toll blending services
• Industrial lubricants

Headquarters

HQ city

Schaumburg

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Marketing or Sales

Revenue model

1. Product Sales: Sale of antifreeze, coolant, heat transfer fluids, lubricants, refrigerants, and related chemical products in bulk, drums, and totes. Includes branded products (Shamrock, Prestone, Shell, Wolf's Head) and private label options.
2. Custom Toll Blending Services: Toll manufacturing and custom blending services where products are manufactured to customer specifications. Offers private label packaging capability.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Shamrock Chicago Corporation manufactures custom coolants and antifreeze, operates as a toll blender producing antifreeze and heat transfer fluids to any customer specification (concentrated or prediluted, with private label packaging), and functions as a warehouse wholesaler distributing its own Shamrock-branded products alongside Prestone, Shell, Wolf's Head, Oil Dri, Go Green, and Reichert products. Product packaging spans bulk, drums, totes, cases, and gallons.

Product overview

Shamrock Chicago Corporation is a family-owned custom coolant manufacturer, toll blender, and warehouse wholesale company established in 1974. The company offers a diversified portfolio of antifreeze/coolant products under multiple brands (Shamrock, Prestone, Shell/Rotella/ShellZone) alongside proprietary heat transfer fluids (Rocktherm, Rockfrost), heavy-duty lubricants (Wolf's Head brand), refrigerants, diesel exhaust fluid, automotive chemicals (windshield washer solvent), industrial absorbents (Oil Dri), and testing equipment (Reichert refractometers). The company also provides custom toll blending services to manufacture products to any specification and private label packaging options. Products are available in various formulations including concentrated and prediluted versions, and packaging formats including bulk, drums, totes, cases, and gallons.

Differentiator

Problem solved

Functional benefit

Brands

• Shamrock (Own Brand): Company's own line of antifreeze products including Heavy Duty Ultra Nitrite-Free, Heavy Duty EC-1 Red, Heavy Duty Purple w/SCA Pre-Charge, Rock-Cool Orange, Global Yellow, and Universal Green.

Products and services

• Shamrock Brand Antifreeze / Coolant Shamrock's own line of antifreeze and coolant products including Heavy Duty Ultra Nitrite-Free, Heavy Duty EC-1 Red (CAT spec.), Heavy Duty Purple with SCA Pre-Charge, Rock-Cool Orange (DEX-COOL equivalent), Global Yellow (all makes/models), and Universal Green (conventional). Available in concentrated and prediluted formulations for automotive, heavy-duty diesel, and stationary engine applications.
• Prestone Antifreeze / Coolant Distribution Warehouse wholesale distribution of Prestone-branded antifreeze/coolant products including Prestone Extended Life Concentrate and 50/50 (Cor-Guard technology), Prestone Dex-Cool Concentrate and 50/50, Prestone Command Heavy Duty (with SCA, ELC, and Ultra ELC variants), and Prestone LowTox propylene glycol antifreeze.
• Shell Antifreeze / Coolant Distribution Warehouse wholesale distribution of Shell-branded antifreeze/coolant products including ShellZone (concentrate, 50/50, Multi-Vehicle, Dex-Cool) and Shell Rotella (Fully Formulated with SCA, ELC Extended Life, ULTRA Extended Life).
• RV Antifreeze Antifreeze for winterizing portable water plumbing systems in boats, recreational vehicles, trailers, and vacation homes. Available in -50, -100, and -200 burst protection grades.
• Custom Toll Blending Service Contract manufacturing service that produces antifreeze and heat transfer fluids to match any customer specification in concentrated or prediluted formulations. Includes private label packaging capability.
• Heat Transfer Fluids (Rocktherm and Rockfrost) Proprietary heat transfer fluids for closed-loop HVAC and process heating/cooling. Rocktherm is an ethylene glycol based fluid with industrial corrosion inhibitors, dyed fluorescent pink for leak detection, providing freeze protection below -60F and burst protection to -100F. Rockfrost is a propylene glycol based fluid with industrial corrosion inhibitors, dyed yellow for leak detection, preferred for low-toxicity applications including food industry. Both recommended for -60F to 250F use.
• Wolf's Head Lubricants Distributor of Wolf's Head brand lubricant products including red grease, AW hydraulic oils (ISO 46), HDX 80w90 gear lubricant, tractor HT fluid, extreme duty 15w40 engine oil, synthetic ATF, Dexron VI and Dexron III ATF, full synthetic 5w30 and 5w20 motor oils, and super duty 10w40, 10w30, 5w30, and 5w20 motor oils.
• Refrigerants Refrigerant products for automotive, residential, and commercial cooling systems, including R-134a (bulk and cans), R-410a, R-404a, R-12 (Freon for older systems), R-22 (residential AC), and R-407c (R-22 replacement).
• Go Green Diesel Exhaust Fluid (DEF) API certified diesel exhaust fluid for reducing NOx emissions in diesel engines manufactured from 2010 onward per EPA standards. Dosing rate 2–3% per gallon of diesel fuel. Available in bulk, drums, totes, and gallons.
• Reichert Duo-Chek Refractometer Refractometer for testing engine coolant freeze point and battery charge condition, with automatic temperature compensation. Available in DC70 (Fahrenheit) and DC60 (Celsius) models.
• Oil Dri Premium Absorbent Highly absorbent clay granules for absorbing oils, soluble oils, acids, paints, inks, water, and other liquids. Reduces slipping accidents and helps prevent flash oil fires. Available in 40lb and 50lb bags.
• Windshield Washer Solvent Automotive glass cleaner that removes light snow, ice, grime, and bugs. Improves visibility with streak-free cleaning for warm or cold weather use.

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Six partnerships are on record, tiered core and minor.

• PrestonecoreChannel Partner/ Reseller/ DistributorReseller/distributor of Prestone antifreeze and coolant products including Prestone Command Heavy Duty line, DEX-COOL products, and Prime conventional antifreeze products.
• ShellcoreChannel Partner/ Reseller/ DistributorReseller/distributor of Shell antifreeze and coolant products including Shell Rotella, ShellZone, and DEX-COOL branded products.
• Wolf's HeadcoreChannel Partner/ Reseller/ DistributorReseller/distributor of Wolf's Head lubricant products including hydraulic oils, gear lubricants, ATF fluids, and engine oils.
• Oil DriminorChannel Partner/ Reseller/ DistributorReseller/distributor of Oil Dri Premium Absorbent clay granules for absorbing oils, acids, paints, and other liquids.
• Go GreenminorChannel Partner/ Reseller/ DistributorReseller/distributor of Go Green Diesel Exhaust Fluid (DEF), API certified product for reducing NOx emissions in diesel engines.
• ReichertminorChannel Partner/ Reseller/ DistributorReseller of Reichert Duo-Chek refractometer products for testing engine coolant freeze point and battery charge condition.

Scale indicators1 record

Recent moves6 records

Expansion highlights4 records

Direct peers

• KOST USA: KOST USA is a chemical manufacturer and toll blender specializing in antifreeze, coolants, and heat transfer fluids with private label capabilities. Closest direct comparable to Shamrock due to overlapping custom toll blending service model and product portfolio across automotive and industrial applications.
• Recochem: Recochem is a Canadian chemical manufacturer and toll blender producing antifreeze, coolants, and specialty chemicals under private label arrangements. Directly comparable to Shamrock in custom chemical toll blending for the automotive and industrial coolant categories.
• Old World Industries (Peak): Old World Industries manufactures and markets Peak branded antifreeze/coolant products and is a major direct competitor in the same product category. Shamrock's Shamrock Global Yellow and other own-brand antifreezes are explicitly positioned against Peak equivalents.
• Prestone Products: Prestone is a major antifreeze/coolant brand owned by Shell, and Shamrock is an authorized reseller of Prestone products including Command Heavy Duty, DEX-COOL, and Prime conventional lines. They compete and partner in the same category simultaneously.

Broad incumbents

• Shell Lubricants: Shell is a global lubricants and chemicals major that supplies Rotella heavy-duty antifreeze and ShellZone products that Shamrock distributes. As a principal brand and major manufacturer, Shell is a broad incumbent in the same category but operates at vastly greater scale and geographic reach.
• BASF: BASF is a global chemical manufacturer producing Glysantin engine coolants and industrial heat transfer fluids. As a broad incumbent, BASF competes in the same coolant category with proprietary technology, broader geographic reach, and OEM relationships.
• Castrol: Castrol is a major lubricants brand offering automotive and industrial lubricants, coolants, and related chemical products. Overlaps with Shamrock's Wolf's Head lubricants portfolio and broader automotive chemical category presence.
• Valvoline: Valvoline is a major lubricants and automotive chemicals company operating in passenger motor oil, heavy-duty lubricants, and chemical services. Comparable broad incumbent in the automotive chemicals distribution and manufacturing space.
• Chevron Lubricants: Chevron manufactures Delo heavy-duty lubricants and related chemical products serving the same heavy-duty diesel and industrial segments as Shamrock. Broad incumbent with significantly larger scale and national distribution.
• FleetPride: FleetPride is a major heavy-duty truck parts distributor serving fleet customers across the United States with antifreeze, lubricants, and related consumables. Comparable B2B wholesale distribution model in the heavy-duty segment.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/ShamrockChiCorp
• LinkedInlinkedin.com/company/shamrock-chicago-inc

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 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 Shamrock Chicago Corporation