What gruenberg does

Gruenberg is a Pennsylvania-based manufacturer of industrial ovens, pharmaceutical dryers, and dry heat sterilizers serving heat-processing and decontamination applications. It operates as a division of Thermal Product Solutions (TPS), LLC, a privately held multi-brand parent that also owns Blue M, Lindberg/MPH, Lunaire, Tenney, and Wisconsin Oven. Gruenberg's product portfolio spans batch and conveyor industrial ovens rated up to 1,200°F, Class A NFPA 86-compliant safety ovens, NFPA 70/XP explosion-resistant ovens, pharmaceutical and medical sterilizers (depyrogenation, granulation dryers, clean room ovens), and the Steri-Dry line of vivarium dry heat sterilizers for lab animal cage sterilization. The company's technology stack centers on proprietary components including the PRECISIONFLO horizontal airflow system, split-line modular construction for installation-restricted facilities, the Smart4.0 controller platform, and the DataSense monitoring system. Differentiated offerings include out-of-autoclave composite curing ovens for aerospace applications and A2LA-accredited calibration and validation services.

The business model is built on quote-based, custom-engineered capital equipment sales to enterprise customers across at least 15 verticals (aerospace, automotive, defense, medical, pharmaceutical, semiconductor, lab animal science, oil & gas, education, and others), supplemented by a recurring aftermarket services business covering installation, validation, calibration, preventive maintenance, retrofits, and replacement parts performed by factory-trained technicians. Go-to-market relies on direct enterprise field sales, content marketing through a technical blog, industry conference participation (AALAS, FELASA, Tradeline), and a LinkedIn/Facebook social presence. Customer references are anonymized by industry rather than named, consistent with a project-based, low-volume/high-value sale cycle. Pricing is not publicly disclosed and operates on a request-a-quote model with multi-year contract cadence. The company also offers a rental and refurbished equipment channel as a lower-cost entry point and incremental revenue stream.

Name

gruenberg

Legal name

TPS, LLC

Website

https://gruenberg.com

Company type

Private

Operating status

Operating

Short description

Gruenberg manufactures custom industrial ovens, pharmaceutical dryers, and dry heat sterilizers for aerospace, pharmaceutical, semiconductor, medical device, and lab animal science customers, operating as a division of privately held Thermal Product Solutions (TPS), LLC.

Ownership category

akta.pro rank

Product category

Industrial Thermal Processing Equipment

NAICS

Other General Purpose Machinery Manufacturing (3339)

SIC

Industrial Process Furnaces & Ovens (3567)

akta.pro primary industry

General Lab Equipment (Centrifuges, Incubators, Shakers, Ovens) (HLAGAIAC)

Keywords

• Industrial oven manufacturing
• Dry heat sterilizers
• Pharmaceutical dryers
• Thermal processing equipment
• Composite curing ovens

Headquarters

HQ city

New Columbia

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Industrial Oven Sales: Custom and standard industrial ovens sold to aerospace, automotive, pharmaceutical, semiconductor, medical device, and other industries. Available in batch and conveyor configurations with maximum temperature ratings up to 1,200°F.
2. Sterilizer Sales: Dry heat sterilizers including pharmaceutical sterilizers, depyrogenation ovens, and vivarium sterilizers for lab animal science applications.
3. Aftermarket Services: Comprehensive aftermarket services including start-up and training, equipment installation, preventative maintenance, temperature uniformity validation, GAMP documentation, relocation services, calibration, retrofits, and replacement parts. Performed by factory-trained technicians.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Gruenberg designs, manufactures, and supports custom and standard industrial batch and conveyor ovens, pharmaceutical dryers, and dry heat sterilizers used for curing, drying, annealing, depyrogenation, and sterilization applications. Equipment is available in benchtop, cabinet, conveyor, top-loading, and truck-in configurations with maximum temperature ratings up to 1,200°F, complemented by a full aftermarket service offering delivered by factory-trained technicians.

Product overview

Gruenberg is an industrial oven and sterilizer manufacturer offering a comprehensive portfolio of thermal processing equipment. The product portfolio includes: Industrial Ovens (benchtop, cabinet, conveyor, top loading, truck-in configurations with temperatures up to 1,200°F); Pharmaceutical & Medical Sterilizers (depyrogenation, dry heat, granulation dryers, clean room ovens); Safety Ovens (Class A NFPA 86 compliant, explosion-resistant NFPA 70/XP, Cyclone Series); Vivarium Dry Heat Sterilizers (Steri-Dry line including cabinet, multi-truck, and single-truck styles); and specialty products like Out of Autoclave Composite Curing Ovens. Products utilize proprietary technologies including PRECISIONFLO horizontal airflow systems, and are complemented by the Smart4.0 Controller and DataSense Monitoring System for process control and data management. The Silver Select line offers value-oriented configurations. The company also provides rental/refurbished equipment and aftermarket services including parts, calibration, validation, and preventive maintenance.

Differentiator

Problem solved

Functional benefit

Brands

• Steri-Dry: Dry heat sterilizers for lab animal science applications, including vivarium sterilizers for sterilizing polysulfone lab animal cages.
• PRECISIONFLO
• Silver Select
• Smart4.0 Controller

Products and services

• Industrial Ovens Industrial batch and conveyor ovens for curing, drying, annealing, and heat processing applications, available in benchtop, cabinet, conveyor, top loading, and truck-in configurations with maximum temperature ratings up to 1,200°F. Designed for aerospace, automotive, defense, semiconductor, medical, and other industrial manufacturers.
• Pharmaceutical & Medical Sterilizers Sterilizers and ovens for pharmaceutical and medical applications including depyrogenation, dry heat sterilization, granulation drying, and clean room ovens. Built for regulated pharmaceutical and medical device production environments.
• Safety Ovens Safety-certified ovens for hazardous material processing including Class A ovens (NFPA 86 compliant), explosion-resistant ovens (NFPA 70/XP rated), and low-oxygen Class A designs for solvent evaporation processes.
• Vivarium Dry Heat Sterilizers Dry heat sterilizers for lab animal science applications including Cabinet Style Steri-Dry, Multi-Truck Steri-Dry, and Single Truck Steri-Dry models designed for sterilizing polysulfone lab animal cages in vivariums.
• Rental and Refurbished Equipment Rental and refurbished equipment program providing access to Gruenberg industrial ovens and sterilizers for temporary or budget-conscious needs.
• Aftermarket Services Comprehensive aftermarket services including start-up and training, equipment installation, preventative maintenance, temperature uniformity validation, GAMP documentation, relocation services, calibration, retrofits, and replacement parts performed by factory-trained technicians.
• DataSense Monitoring System Monitoring system for real-time data collection and process monitoring of thermal processing equipment. Customers use it to remotely track oven and sterilizer performance, temperature profiles, and process compliance.
• Smart4.0 Controller Advanced controller platform sold as a standalone offering for industrial ovens and sterilizers with programmable profiles, data logging capabilities, and recipe management for process control.
• Silver Select Panelized Class A Truck-In Oven Value-oriented Class A safety oven with NFPA 86 compliance, panelized split-line construction for installation through standard doorways, non-sparking air movers, explosive venting, non-combustible insulation, emergency stop button, and Incoloy sheathed seamless tubular heaters in a 150 to 360 cubic foot chamber.

Quantifiable outcome

• Temperature uniformity verified at ±5°F at test temperatures (300°F, 320°F)
• +2 more outcomes

Named customers5 records

Segments1 record

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Scale indicators2 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Wisconsin Oven Corporation: Sister brand under Thermal Product Solutions (TPS), LLC alongside Gruenberg. Manufactures industrial batch and conveyor ovens and heating equipment since 1973 from East Troy, WI — directly comparable product line, customer base, and go-to-market model.
• Blue M (Thermal Product Solutions): TPS sister brand manufacturing industrial ovens, environmental chambers, and thermal processing equipment. Directly comparable in technology stack and customer base, sharing aftermarket services infrastructure with Gruenberg.
• Lindberg / MPH (Thermal Product Solutions): TPS sister brand specializing in industrial furnaces and high-temperature ovens for aerospace, medical, and materials processing. Closely comparable in process technology, temperature ranges, and regulated-industry customer base.
• Grieve Corporation: Independent U.S. manufacturer of industrial ovens, furnaces, and environmental test chambers serving aerospace, automotive, pharmaceutical, and electronics — direct competitor with comparable custom-engineering capabilities and similar end-market exposure.
• Despatch Industries: Industrial thermal processing equipment manufacturer offering industrial ovens, conveyor furnaces, and sterilization equipment to semiconductor, automotive, and medical device customers. Direct peer in custom thermal processing and aftermarket services.
• Nabertherm GmbH: German-based global manufacturer of industrial and laboratory furnaces/ovens up to 1,800°C serving aerospace, automotive, medical, and materials science. Highly comparable product portfolio, custom-engineering approach, and multi-industry reach.
• BINDER GmbH: German specialist manufacturer of laboratory ovens, incubators, drying and heating chambers, and sterilization equipment. Directly comparable in pharmaceutical and lab animal science sterilization product lines, with broader lab-focused portfolio.
• Memmert GmbH + Co. KG: German manufacturer of laboratory ovens, sterilizers, incubators, and climate chambers. Directly comparable in pharmaceutical/medical sterilizers and laboratory oven categories with strong European installed base overlap.
• Carbolite Gero (Verder Group): Manufacturer of laboratory and industrial furnaces/ovens up to 3,000°C for materials science, aerospace, and pharmaceutical applications. Direct competitor in custom high-temperature thermal processing with similar regulated-industry customer base.

Broad incumbents

• Thermo Fisher Scientific: Global life sciences and laboratory equipment conglomerate with broad portfolio including laboratory ovens, incubators, and sterilization products via brands such as Thermo Scientific. Overlaps with Gruenberg's pharmaceutical, medical, and lab segments but at vastly greater scale and breadth.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/ThermalProductSolutions17856
• LinkedInlinkedin.com/company/gruenberg

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 gruenberg