What Waldemar Knittel Glass Processing does

Waldemar Knittel Glasbearbeitungs GmbH, founded in 1987 in Braunschweig, Germany, manufactures microscope slides (Objektträger), cover glasses (Deckgläser), and specialty coated diagnostic slides for anatomical-pathology, clinical diagnostics, and biomedical research customers. The product range spans commodity cut slides to premium ground slides with 45°/90°/faceted edge treatments, and includes the proprietary StarFrost sub-brand of color-coated slides with silane-based adhesive, Poly-L-Lysin (Polycat), and PTFE-masked diagnostic variants; the company also sells accessories (Starbox archive boxes, alcohol-resistant marking pens) and operates a machine-building division in Bielefeld that produces custom automation and robotics for flat-glass processing.

The core technology rests on float-glass processing, proprietary coating chemistry (silane-based adhesive for cell and tissue section adhesion, color-printed labeling fields, PTFE masks), and a self-developed environmentally friendly cleaning process that the company claims is unique worldwide. Cover glasses are cut from D263 borosilicate glass produced via the down-draw process, of which only two manufacturers globally are capable. Manufacturing complies with ISO 9001:2015, ISO 13485:2016, and EU Regulation 2017/746 (CE/IVD marking), enabling sales into regulated clinical-laboratory channels.

Knittel operates a B2B direct sales model with a dedicated account-management and customer-service team, quote-based pricing, and a high degree of customization (special layouts, colors, packaging, coatings). Since late 2023 the company is a subsidiary of StatLab Medical Products, which provides access to five production facilities in the USA, UK, and Germany and a 500+ colleague workforce. Products are sold across Europe and North America to hospital laboratories, independent pathology labs, research institutions, industrial customers, and—through StarFrost validation—into automated IHC platforms such as Ventana Discovery XT.

Name

Waldemar Knittel Glass Processing

Legal name

Waldemar Knittel Glasbearbeitungs GmbH

Website

https://knittel-glaeser.de

Company type

Private

Founded year

1987

Operating status

Operating

Headcount range

51–100 employees

Short description

Waldemar Knittel Glasbearbeitungs GmbH is a German specialty manufacturer of microscope slides, cover glasses, and proprietary StarFrost coated diagnostic slides for anatomical pathology, clinical diagnostics, and biomedical research customers in Europe and the USA.

Ownership category

akta.pro rank

Product category

Microscopy Glass Consumables

NAICS

Glass Product Manufacturing Made of Purchased Glass (327215)

SIC

Glass Products, Made Of Purchased Glass (3231)

akta.pro primary industry

Glass Fabrication & Processing Services (Cutting/Edging/Drilling/Polishing) (IMADAHAI)

Keywords

• Microscope slides manufacturing
• Cover glasses production
• Adhesive slides
• Diagnostic glass products
• Flat glass processing machinery

Headquarters

HQ city

Braunschweig

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Microscopy Glass Products: Manufacturing and sale of high-quality glass slides (object slides) and cover glasses for microscopy. Products range from basic cut slides to premium ground slides with various edge treatments (45°, 90°, faceted), surface treatments (double frosted, single frosted), and specialized coatings.
2. Specialty Coated Slides: Proprietary StarFrost product line including adhesive slides, diagnostic slides in various colors, and custom diagnostic slides with specific coatings and treatments for specialized laboratory applications.
3. Custom Solutions and OEM: Customized slide manufacturing including customer-specific layouts, packaging, special dimensions, glass types, and thicknesses. Also custom diagnostic slides with specific colors, individual divisions, names or designations.
4. Machine Building and Robotics: Development and sale of high-precision machines for flat glass processing, as well as solutions for integrating customer-specific robot systems.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels5 records

Core offering

Waldemar Knittel Glass Processing manufactures high-quality microscope slides (Objektträger) and cover glasses (Deckgläser) for anatomical-pathological examinations, including the proprietary StarFrost line with colored labeling fields, silane-based adhesive coatings, and PTFE-masked diagnostic slides. The company also offers a machine building division in Bielefeld that develops custom robotic systems and high-precision machinery for flat glass processing. Products are CE/IVD certified and ISO 9001/13485 compliant, sold B2B to pathology laboratories, research institutions, and industrial customers primarily in Europe and the USA through StatLab's distribution network.

Product overview

Waldemar Knittel Glass Processing, a StatLab company founded in 1987 in Braunschweig, Germany, is a leading manufacturer of high-quality glass products for anatomical-pathological examinations. The product portfolio centers on microscope slides (Objektträger) and cover glasses (Deckgläser) as core offerings, with the proprietary StarFrost sub-brand providing slides with colored labeling fields. The StarFrost Adhesive line offers silane-based and Poly-L-Lysin coated slides for enhanced tissue and cell adhesion in diagnostics. Specialty products include Diagnostika slides with PTFE masks, concave slides, and counting chambers. Supporting products include Starbox archive boxes and alcohol-resistant markers. The company also operates a machine construction division developing custom robotic systems for flat glass processing.

Differentiator

Problem solved

Functional benefit

Brands

• StarFrost®: Microscope slides with one-sided opaque, colored labeling field on the top surface. Trademarked product line including adhesive variants for tissue and cell adhesion applications.
• StarFrost® Adhäsiv
• StarFrost Advanced Adhäsiv
• StarFrost Polycat
• Diagnostika
• Starbox®

Products and services

• Microscope Slides (Objektträger) Microscope slides manufactured from specially refined float glass per ISO 8037/I standards in standard dimensions (26x76mm, 25x75mm). Available in cut, frosted (single/double), ground (90° or 45° with various edges), and specialty versions including concave slides, counting chambers, and printed slides with optional coatings. For pathology labs, research institutions, and industrial customers.
• StarFrost Slides Microscope slides with one-sided opaque colored labeling field on the top surface. Color printing is resistant to all commonly used laboratory solvents and acts as a spacer to prevent adhesion when stacked. Available in cut, ground 90°, ground 45°, and faceted versions. For pathology laboratories and research institutions.
• StarFrost Adhesive Slides Adhesive-coated microscope slides with permanent silane-based coating creating polar groups on the surface for electrostatic cell and tissue adhesion. Available in Standard Adhesive, Advanced Adhesive (hydrophilic, optimized for IHC), and Polycat (Poly-L-Lysin) variants. Eliminates the need for albumin, gelatin, or poly-L-lysine pre-treatment. For anatomical pathology and IHC applications.
• Diagnostika Diagnostic Slides Diagnostic slides with printed PTFE masks offering nearly 100 different configurations. PTFE masks are solvent-resistant and durable enough for autoclave use and multiple diagnostic applications. Available with adhesion properties for body fluids and cytological preparations. Custom colors, individual divisions, names, and designs available for small series production. For medical diagnostics facilities and clinical laboratories.
• Cover Glasses (Deckgläser) Cover glasses cut from pure white D263 borosilicate glass with hydrolytic resistance Class 1. Manufactured using 'Down-Draw' process with platinum nozzles. Available in 26 different square and rectangular dimensions with up to eight thickness options, plus round cover glasses and special variants for automated cover slip mounters. For microscopy laboratories and pathology facilities.
• Machine Building (Maschinenbau) Engineering solutions including proprietary development and integration of customer-specific robot systems for flat glass processing. Development and production of high-precision machinery at the Bielefeld facility for processing flat glass of all kinds. For industrial glass processing customers and automated laboratory equipment manufacturers.
• Starbox Archive Boxes Lightweight archive box specifically developed for medical practices, made from pollutant-free rigid foam for safe storage of microscopy specimens. Registered trademark accessory product.

Quantifiable outcome

• Millions of StarFrost Adhesive slides in use worldwide
• +1 more outcomes

Named customers5 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Partnerships

Two partnerships are on record, tiered flagship.

• StatLab Medical ProductsflagshipStrategic or Co-development Partner · 1 December 2023Strategic merger with StatLab Medical Products in late 2023 enables Knittel to make planned investments in expanding production capacities to better serve customers in the USA and Europe. StatLab has supported anatomical pathology laboratories since 1976 with comprehensive portfolios of consumables and labeling/tracking equipment from five production facilities in the USA, Great Britain, and Germany.
• StatLabflagshipStrategic or Co-development PartnerParent company relationship providing operational resources, global footprint, and strategic direction. StatLab operates with more than 500 colleagues and delivers reliable, robust supply chain with high-quality products and solutions.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Thermo Fisher Scientific: Global life-sciences and lab-supplies incumbent whose Anatomical Pathology and lab-products divisions include microscope slides and cover glasses. Competes with Knittel across commodity and coated slides, though slides are a small fraction of its broader portfolio.
• Agilent Technologies: Diagnostics and life-sciences instruments company with a pathology-products portfolio including IHC reagents and tissue-analysis solutions that overlap with Knittel's downstream pathology customers, though Agilent does not specialize in physical slides.
• Merck KGaA / MilliporeSigma: German-headquartered life-sciences conglomerate whose Sigma-Aldrich and MilliporeSigma brands distribute microscope slides, cover glasses, and histology consumables. A scaled incumbent in adjacent laboratory products rather than a slide specialist.
• Avantor (VWR): Large-scale laboratory products distributor and manufacturer selling microscope slides and cover glasses through its VWR catalog channel. Provides comparable consumables to research institutions and pathology labs, but operates as a broad-line supplier rather than a slide specialist.

Direct peers

• Epredia (PHC Holdings): Global anatomical pathology consumables supplier selling microscope slides, cover glasses, and IHC reagents to the same pathology-lab customers. Directly competes with Knittel's StarFrost and Diagnostika lines across premium coated-slide SKUs.
• Leica Biosystems (Danaher): Major histopathology solutions provider offering slides, staining reagents, and tissue processors to hospital and reference labs. Overlaps with Knittel in coated/adhesive slides and competes for the same anatomical pathology procurement budgets globally.
• Sakura Finetek: Histology and cytology consumables manufacturer with a broad pathology-lab portfolio including slides, cover glass, and tissue-processing reagents. Competes head-to-head with Knittel in pathology consumables sold to hospital and reference labs.
• CellPath: UK-based anatomical pathology consumables manufacturer operating as a sister company under the StatLab corporate umbrella alongside Knittel. Markets comparable slide, cassette, and cover-glass products to European pathology labs through overlapping distribution channels.
• Paul Marienfeld / Marienfeld-Superior: German manufacturer of microscope slides, cover glasses, and laboratory consumables. Closest direct competitor in geography, product mix (cut/ground/frosted slides, D263 cover glasses), and customer base within German-speaking pathology and research markets.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/watch?v=MB8QuWPA648
• LinkedInlinkedin.com/company/waldemar-knittel-glasbearbeitungs-gmbh

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 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 Waldemar Knittel Glass Processing