Grieve
Grieve Corporation is a privately held, 75-year-old U.S. industrial oven and furnace manufacturer based in Round Lake, Illinois, producing custom and standard heat-processing equipment (walk-in, shelf, benchtop, laboratory, truck, continuous, inert atmosphere, and clean room ovens plus heat treat furnaces) for industrial manufacturing, pharmaceutical, aerospace, and academic customers.
- Company typePrivate
- Founded1949
- HeadquartersRound Lake, United States
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
What Grieve does
The Grieve Corporation, founded in 1949 and headquartered in a 100,000 sq ft facility at 500 Hart Road, Round Lake, Illinois, manufactures industrial ovens and furnaces for heat processing applications across a 25-40+ year equipment service life. The product portfolio spans walk-in ovens, shelf loading ovens, benchtop ovens, laboratory ovens, truck loading ovens, heat treat furnaces, continuous ovens (belt, tunnel, rotary hearth, vertical conveyor), inert atmosphere ovens, clean room ovens (ISO Class 5 / Class 100), and top-loading ovens, complemented by a custom engineering service, an OEM replacement parts e-commerce catalog (719 SKUs), and full-lifecycle service and retrofit support. Underlying technology centers on forced convection heating with Incoloy tubular heating elements, isolated inner oven construction (rockwool insulation and refractory ceramic fiber), dual fiberglass door gasket sealing, modulating gas burner systems with microprocessor-based flame safeguards, and ±0.3% control accuracy with temperature uniformity from ±5°F to ±15°F depending on model; products carry UL, NFPA 86, NFPA 70, FM, and OSHA certifications.
Grieve operates as a privately held, independent company (no disclosed institutional ownership) with 101-250 employees and revenue that is not publicly disclosed. The business model is predominantly one-time capital-equipment sale complemented by aftermarket OEM parts (e-commerce) and service contracts covering preventive maintenance, component replacement, controls modernization, and retrofits. GTM is sales-led through a field-rep network across the USA and Puerto Rico (locatable via zip code tool), inside-sales quote processing, and international sales representatives; a website-based oven finder tool, quote cart, and 13-language localization support demand generation. Customer base spans industrial manufacturing (aerospace, automotive, defense, electronics, metalworking, foundries), pharmaceutical and biotech (clean room, sterilization, depyrogenation), and academic/research institutions, with named enterprise customers including Toyota, Caterpillar, 3M, Sherwin-Williams, Itron, and Michigan State University.
The company's value proposition rests on durable welded heavy-duty construction, a 100+ point quality inspection before shipment, a claimed lowest return/warranty rate in the industry, and lifetime OEM support backed by original build documentation preserved on every oven manufactured over the past 70+ years. Pricing is quote-based with no publicly disclosed list prices, reflecting the custom-engineered nature of most orders and the variability of temperature (350°F to 2200°F), size, and configuration requirements.
Grieve firmographics
Firmographics- Name
- Grieve
- Legal name
- The Grieve Corporation
- Website
- https://grievecorp.com
- Company type
- Private
- Founded year
- 1949
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Grieve Corporation is a privately held, 75-year-old U.S. industrial oven and furnace manufacturer based in Round Lake, Illinois, producing custom and standard heat-processing equipment (walk-in, shelf, benchtop, laboratory, truck, continuous, inert atmosphere, and clean room ovens plus heat treat furnaces) for industrial manufacturing, pharmaceutical, aerospace, and academic customers.
- Ownership category
- akta.pro rank
Grieve industry classification
Industry- Product category
- Industrial Ovens and Furnaces
- NAICS
- Industrial Process Furnace and Oven Manufacturing (333994), Heating Equipment (except Warm Air Furnaces) Manufacturing (333414)
- SIC
- Industrial Process Furnaces & Ovens (3567), Heating Equipment, Except Electric & Warm Air Furnaces (3433)
- akta.pro primary industry
- Industrial Furnaces, Kilns & Thermal Processing Equipment (IMAHAEAE)
- akta.pro secondary industry
- Boilers, Furnaces & Process Heating Equipment (IMAHAKAD)
Keywords
Where Grieve is headquartered
LocationHeadquarters
- HQ city
- Round Lake
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Grieve business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Industrial Oven and Furnace Sales: Custom and standard industrial ovens and furnaces sold as capital equipment. Products range from benchtop ovens to large walk-in ovens and heat treat furnaces. One-time large purchase model typical of capital equipment industry. Prices vary by specification, size, and temperature requirements.
- Replacement Parts Sales: OEM industrial oven replacement parts sold through online catalog. Extensive parts inventory including heating elements, motors, thermocouples, door gaskets, fuses, controllers, and other components. e-commerce platform with 719 items catalogued.
- Service and Support: Lifetime service support including installation guidance, preventive maintenance, component replacement, controls modernization, and full retrofits for aging equipment. Service scope runs full lifecycle from startup through decades of continued operation.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Custom Industrial Ovens and Furnaces - Quote-based pricing |
Go-to-market motion4 records
Distribution channels4 records
Marketing channels5 records
Grieve product offering
Product offeringCore offering
Grieve designs, manufactures, and services industrial batch ovens, walk-in ovens, truck-loading ovens, laboratory ovens, clean-room ovens, inert-atmosphere ovens, continuous ovens, and industrial heat-treat furnaces for production and research customers. The company also supplies replacement parts and field service for its installed base, and engineers custom thermal processing equipment for specialized applications.
Product overview
Grieve is an industrial oven and furnace manufacturer offering a comprehensive portfolio of heat processing equipment. The core product line includes Walk-In Ovens, Shelf Loading Ovens (cabinet ovens), Benchtop Ovens, Laboratory Ovens, Truck Loading Ovens, Industrial Heat Treat Furnaces, Continuous Ovens (belt conveyor, tunnel, rotary hearth, vertical conveyor), Inert Atmosphere Ovens, Clean Room Ovens, and Top-Loading Ovens. These products are complemented by Custom Ovens & Furnaces for application-specific requirements, Replacement Parts (OEM components), and Service & Support covering the full equipment lifecycle. The company operates from a 100,000 sq ft Round Lake, IL facility, manufacturing equipment since 1949 with a focus on durability and long service life (25-40+ years).
Differentiator
Problem solved
Functional benefit
Products and services
- Walk-In Ovens Walk-in industrial ovens for processing larger or palletized loads in production environments. Used by industrial manufacturers needing batch thermal processing at production scale.
- Shelf Loading Ovens Shelf-style industrial ovens for batch loading of multiple parts on shelves. Used by manufacturers requiring organized batch processing.
- Benchtop Ovens Compact benchtop ovens for smaller-scale thermal processing. Used in laboratory, R&D, and light production settings.
- Laboratory Ovens Precision laboratory ovens for research, materials testing, and sample preparation. Used by universities, corporate R&D labs, and research institutions.
- Truck Loading Ovens Large industrial ovens designed for truck or forklift loading of heavy or high-volume loads. Used in heavy industrial manufacturing environments.
- Industrial Heat Treat Furnaces Industrial heat-treat furnaces for metallurgical and heat-treatment applications at production scale. Used by metal-processing and heavy-industrial manufacturers.
- Continuous Ovens Continuous-process industrial ovens designed for in-line thermal processing throughput rather than batch operation. Used by high-volume production manufacturers.
- Inert Atmosphere Ovens Industrial ovens configured for inert-atmosphere operation to protect sensitive materials during thermal processing. Used by manufacturers processing oxidation-sensitive materials.
- Clean Room Ovens Industrial ovens designed for clean-room environments to avoid contamination during thermal processing. Used by manufacturers with contamination-controlled production requirements.
- Top-Loading Ovens Industrial ovens with top-loading access for batch thermal processing. Used by manufacturers needing vertical-loading configurations.
- Custom Ovens Custom-engineered industrial oven solutions built to specialized customer specifications for unique thermal processing applications.
- Replacement Parts Replacement parts for Grieve ovens and furnaces to support the installed base. Sold to existing industrial oven and furnace customers.
- Service & Support Field service and technical support for Grieve ovens and furnaces, covering installation, maintenance, and repair of installed equipment.
Quantifiable outcome
- Equipment service life of 25-40+ years with proper preventive maintenance vs. typical 10-15 year industry standard
- +3 more outcomes
Companies that use Grieve
Customer profileNamed customers12 records
Segments4 records
Ideal customer profiles2 records
Grieve technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature6 records
Grieve partnerships and signals
Strategic signalScale indicators5 records
Recent moves6 records
Expansion highlights5 records
Grieve competitors and assessment
Company assessmentDirect peers
- SECO/WARWICK: SECO/WARWICK is a global manufacturer of heat treatment furnaces and industrial thermal processing equipment serving automotive, aerospace, and metallurgy customers, with overlap in industrial heat treat furnaces comparable to Grieve's furnace line.
- BINDER GmbH: BINDER is a leading manufacturer of laboratory and industrial incubation, drying, and heating ovens, directly competing with Grieve's laboratory and benchtop oven lines for university, pharma, and biotech customers.
- Carbolite Gero: Carbolite Gero manufactures laboratory, industrial, and high-temperature furnaces and ovens up to 3000°C, directly competing with Grieve in lab ovens, heat treat furnaces, and custom thermal processing equipment for similar research and industrial buyers.
- L&L Special Furnace Co. L&L Special Furnace manufactures custom industrial and laboratory furnaces and ovens, directly competing with Grieve in heat treat furnaces, high-temperature boxes, and custom thermal processing equipment for similar industrial customers.
- Thermal Product Solutions (TPS): TPS (parent of Despatch, Blue M, Gruenberg, and L&L furnaces) is a direct competitor manufacturing industrial ovens, furnaces, and thermal processing equipment for similar aerospace, automotive, and electronics customers with comparable temperature ranges and custom engineering capabilities.
- Ipsen (Ipsen USA): Ipsen manufactures industrial vacuum and atmosphere heat treat furnaces for aerospace, medical, and automotive markets, competing with Grieve's industrial heat treat furnace offerings at the high-temperature end of the market.
- Nabertherm: Nabertherm is a German manufacturer of industrial furnaces and laboratory ovens up to 3000°C, serving the same heat treatment, laboratory, and specialty manufacturing customers as Grieve, with comparable product breadth in both lab and industrial segments.
- Despatch Industries: Despatch (a TPS brand) produces industrial batch ovens, conveyor ovens, and clean room ovens for similar manufacturing, electronics, and materials processing applications as Grieve, with overlapping temperature ranges and form factors.
- Memmert: Memmert manufactures laboratory ovens, incubators, and heating chambers that compete with Grieve's laboratory oven line for academic, pharmaceutical, and R&D customers requiring precision temperature control.
Broad incumbents
- Thermo Fisher Scientific (Thermal Processing): Thermo Fisher offers a broad portfolio of laboratory and industrial ovens and furnaces under brands like Thermo Scientific Heratherm, competing with Grieve's laboratory oven line as part of a much larger life sciences and analytical instruments portfolio.
Market position
Strengths5 records
Weaknesses4 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
Grieve social profiles
Digital presenceGrieve compliance and trust
Trust signalCompliance6 records
Grieve financial estimates
Financial estimateRevenue estimate
Valuation estimate
Grieve leadership team
Management profileNumber of profiles
Grieve funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Grieve M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Grieve
What does Grieve do?
Grieve designs, manufactures, and services industrial batch ovens, walk-in ovens, truck-loading ovens, laboratory ovens, clean-room ovens, inert-atmosphere ovens, continuous ovens, and industrial heat-treat furnaces for production and research customers. The company also supplies replacement parts and field service for its installed base, and engineers custom thermal processing equipment for specialized applications.
Is Grieve a public or private company?
Grieve is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Grieve founded?
Grieve was founded in 1949. It employs 101 to 250 people.
Where is Grieve based?
Grieve is headquartered in Round Lake, United States, in the North America region.
How does Grieve make money?
Three revenue lines are on record. Industrial Oven and Furnace Sales are the primary driver. The others are replacement Parts Sales and service and Support.
Who are Grieve's main competitors?
Direct peers on record are SECO/WARWICK, BINDER GmbH, Carbolite Gero, L&L Special Furnace Co., Thermal Product Solutions (TPS), Ipsen (Ipsen USA), Nabertherm, Despatch Industries and Memmert. Thermo Fisher Scientific (Thermal Processing) is listed as a broad incumbent.
Does Grieve have an API?
No public API is recorded for Grieve.
What industry is Grieve in?
Grieve's product category is Industrial Ovens and Furnaces. Its primary akta.pro industry code is IMAHAEAE, Industrial Furnaces, Kilns & Thermal Processing Equipment, with a secondary code of IMAHAKAD, Boilers, Furnaces & Process Heating Equipment. Its NAICS code is 333994 and its SIC code is 3567.