De Proefbrouwerij

What De Proefbrouwerij does

De Proefbrouwerij is an independent, family-owned contract brewery headquartered in Lochristi-Hijfte, Belgium, founded in 1996 by Dirk Naudts and Saskia Waerniers. The company operates exclusively on a B2B basis as a loonbrouwerij, developing and producing beers and alternative fermented beverages for third-party customers including beer architects, beverage start-ups, established breweries, and international brands. Its product surface spans traditional beer, alcohol-free beer produced via proprietary alternative yeast fermentation (rather than alcohol removal), and a widening portfolio of fermented beverages including kombucha, water kefir, soda, and hard seltzer, all run in variable batch sizes tailored to each customer.

The firm operates a dedicated in-house research laboratory that supports recipe co-development, process optimization, fermentation monitoring, and raw-material and finished-product quality control. Proprietary research streams cover hops terroir (since 2010), yeast and bacteria microbiology for fermentation industries, and analytical selection of fruit juices and botanicals. The physical footprint includes a 2019 state-of-the-art brewery with energy recovery, a bottling plant, a warehouse, and a wholly-owned logistics subsidiary (Seaport Brewing BV) located at North Sea Port providing multimodal non-refrigerated storage and distribution. The company is certified to ISO 22000 (food safety), BIO (organic), and FCA (Feed Chain Alliance) standards, and employs approximately 50 people.

The business model is a professional services / contract manufacturing model: pricing is not publicly disclosed and services are offered exclusively to professionals within the beverage industry. Revenue is generated per batch, per recipe, and per service engagement rather than through consumer brand sales, with distribution handled by customers themselves. The 2019 transition brought second-generation leadership (Leontine Naudts and Lennert De Waele) into operational roles. There is no disclosed external funding, no M&A activity, and the company remains a privately held Belgian BV (BE0446.493.077).

Name

De Proefbrouwerij

Legal name

De Proefbrouwerij

Website

https://proefbrouwerij.com

Company type

Private

Founded year

1996

Operating status

Operating

Headcount range

11–50 employees

Short description

De Proefbrouwerij is a Belgian family-owned contract brewery founded in 1996 that develops and produces traditional beers, alcohol-free beers, and alternative fermented beverages exclusively for third-party customers such as beer architects, beverage start-ups, and established breweries, supported by an in-house R&D laboratory and ISO/BIO/FCA certifications.

Ownership category

akta.pro rank

Product category

Contract Brewing

NAICS

Breweries (31212), Breweries (312120), Beverage Manufacturing (3121)

SIC

Malt Beverages (2082)

akta.pro primary industry

Fermented/Probiotic Beverage Co-Packing (Kombucha, Kefir, Culture Drinks) (AFAFAIAG)

akta.pro secondary industries

Low/No-Alcohol Fermented Beverage Production (Hard Kombucha Base, Dealcoholized) (AFAFAHAI), Probiotic & Live-Culture Beverage Production (Shots, Tonics) (AFAFAHAE), Ready-to-Drink (RTD) Alcoholic Beverages & Brands (Canned Cocktails, Hard Seltzer) (CRADAIAD), Beverage Fermentation Cultures (Beer, Wine, Cider, Kombucha, Fermented Soft Drinks) (AFAJAJAC)

Keywords

• Contract brewing services
• Alcohol-free beer production
• Craft beer manufacturing
• Fermented beverage development
• Recipe development brewing

Headquarters

HQ city

Lochristi

HQ country

Belgium

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Contract Brewing Services: De Proefbrouwerij develops and produces beers and alternative beverages exclusively for third parties. They offer services to beer architects, start-ups, and breweries, producing a wide range of fermented beverages in various batch sizes tailored to customer needs.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

De Proefbrouwerij is an independent family contract brewery that develops and produces beers and alternative beverages exclusively for third parties, including beer architects, beverage start-ups, and established breweries. Every recipe is developed in consultation with the customer, with flexible batch sizes tailored to client needs across alcoholic beer, alcohol-free beer (using alternative yeasts), and fermented beverages such as kombucha, water kefir, soda, and hard seltzer.

Product overview

De Proefbrouwerij is an independent family contract brewery founded in 1996, offering a portfolio of fermented beverage production services. The core offerings consist of traditional beer brewing, alcohol-free beer, and alternative fermented beverages (kombucha, water kefir, soda, hard seltzer). These products are supported by an in-house R&D laboratory for product development and quality control, and Seaport Brewing for logistics and storage operations. The company produces beverages in various batch sizes tailored to customer needs.

Differentiator

Problem solved

Functional benefit

Products and services

• Beer (Bier) Contract Brewing Traditional beer contract brewing services for beer architects, start-ups, and established breweries, offering technically advanced production with expertise in brewing techniques, fermentations, and beer finishing.
• Alcohol-Free Beer (Alcoholvrij bier) Contract Brewing Low-alcohol and alcohol-free beer production using alternative yeasts that produce primarily aroma with little to no alcohol, rather than removing alcohol through filtration or evaporation. Targeted at beverage brands seeking differentiated alcohol-free offerings.
• Fermented Beverages (Gefermenteerde dranken) Contract Production Alternative fermented beverage production including kombucha, water kefir, soda, and hard seltzer, brewed using a diverse microbiological collection of yeasts and bacteria. Targeted at beverage brands expanding beyond traditional beer.
• Research and Development Services In-house research laboratory services supporting product development, process optimisation, and quality control, including customer recipe development support, fermentation monitoring, and raw material and finished product quality control. Targeted at beverage brands needing scientific brewing support.

Quantifiable outcome

• Founded 1996, established worldwide reputation among craft brewers by 2007
• +1 more outcomes

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Scale indicators4 records

Recent moves11 records

Expansion highlights5 records

Direct peers

• Big Drop Brewing Co. UK-based alcohol-free beer specialist operating a contract-brewing model that licenses recipes and co-manufactures with partner breweries. Highly comparable to De Proefbrouwerij's alternative-yeast alcohol-free offering and B2B services to other brewers.
• Athletic Brewing Company: US-based alcohol-free beer specialist that has built proprietary brewing methods for non-alcoholic beer and increasingly contract manufactures for others. Comparable as a category specialist competing in the same alcohol-free contract/manufacturing niche.

Regional players

• Brouwerij De Ryck: Belgian family-owned specialty brewery producing traditional and revival beer styles. Comparable as a Belgian regional brewer of similar scale and family-ownership profile.
• Hof ten Dormaal: Belgian family-owned craft brewery and farm-brewery offering both own-brand and contract brewing services from a comparable scale. Useful as a Belgian regional peer operating a hybrid own-label/contract model.

Broad incumbents

• Duvel Moortgat: Belgian craft-brewing group owning multiple specialty beer brands and operating production at scale. A broader incumbent in Belgian specialty brewing with overlapping customer types (brand owners seeking production capacity).
• Bavaria Brewery: Large Dutch family-owned brewer with a significant private-label and contract-manufacturing business across beer and soft drinks. Comparable as a larger contract-beverage manufacturer that competes for outsourced volume.
• AB InBev: Global brewing giant headquartered in Belgium with significant craft and specialty capacity (e.g., through partnerships and The High End portfolio). Sets the pricing and scale benchmark against which contract breweries like De Proefbrouwerij must compete.

Others

• Chr. Hansen: Denmark-based bioscience company supplying probiotic, dairy and fermented-food cultures. Relevant as an enabling supplier in the fermented-beverage value chain that De Proefbrouwerij serves (kombucha, water kefir, soda).
• White Labs: US-based yeast bank and fermentation services provider serving craft brewers and beverage producers. Comparable as an enabling player offering R&D and culture services that overlap with De Proefbrouwerij's laboratory offering.
• Lallemand: Canadian yeast and bacteria supplier serving brewing and fermented-beverage producers. Comparable as an enabling ecosystem player — both companies work deeply with fermentation science, and Lallemand's yeast bank is a substitute/adjacent capability to De Proefbrouwerij's in-house microbiological collection.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/deproef
• Facebookfacebook.com/deproef

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Subsidiaries1 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 De Proefbrouwerij