Name

UGN-Umwelttechnik

Legal name

UGN-Umwelttechnik GmbH

Website

https://ugn-umwelttechnik.de

Company type

Private

Founded year

2002

Operating status

Operating

Headcount range

11–50 employees

Ownership category

akta.pro rank

Product category

Industrial air and biogas filtration equipment

NAICS

Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413), Chemical Manufacturing (325)

SIC

Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564), Miscellaneous Chemical Products (2890)

akta.pro primary industry

Emission Control & Scrubbing Equipment (Scrubbers, Dust Collectors, Catalytic Systems) (IMAHAEAK)

akta.pro secondary industries

Flue Gas Cleaning & Air Pollution Control for Biomass/WtE (FGD, SCR/SNCR, ESP/Baghouse, Dioxins/Mercury) (EUAAALAH), RNG Liquefaction & Compression (Bio-LNG, Bio-CNG) (EUAAAEAF)

Keywords

• Exhaust air filtration
• Biogas desulphurisation
• Odour abatement systems
• Wastewater treatment filters
• Environmental engineering services

Headquarters

HQ city

Gera

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Exhaust Air Purification Systems and Products: Sale of filter systems (top filters, manhole biofilters, pipe filters, universal filters, odour traps, foreign water barriers, emission blockers) and replacement filter cartridges/materials. Both standard catalog products via e-commerce and custom-engineered systems.
2. Gas Desulphurisation Systems and Filtering Materials: Sale of desulphurisation systems (BEKOM H) and proprietary UgnCleanPellets® and UgnCleanTubes® filtering materials for biogas purification. Materials have regenerating cycles extending service life.
3. Engineering and Service: Complete engineering services including design, installation, commissioning, maintenance, measurement and analysis, plant optimisation, and landfill monitoring. Provided through custom contracts.
4. CNC Plastics Processing Services: Contract manufacturing services including batch and one-off production of plastic cutting parts, hot gas welding, extrusion welding, hot-plate welding, and plastic container production and repair.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels7 records

Core offering

UGN-Umwelttechnik manufactures and engineers biological-chemical exhaust air purification filters and biogas desulphurisation systems based on its proprietary UgnCleanPellets® and UgnCleanTubes® filter media, addressing odour and pollutant emissions from wastewater, sewer and industrial process exhaust streams and hydrogen sulphide removal from raw biogas. The portfolio spans standard catalog filters sold through an online shop, custom-engineered desulphurisation plants, replacement filter media, and complementary engineering, installation, maintenance, measurement, monitoring and CNC plastics fabrication services.

Product overview

UGN-Umwelttechnik is a manufacturer of intelligent environmental protection products specializing in exhaust air purification and biogas desulfurization. The company operates as a 100% subsidiary of Rietzler Gruppe GmbH and produces a comprehensive portfolio of filter products including top filters (UGN®-Aufsatzfilter), manhole filters (UGN®-Kanalschachtfilter), pipe filters (UGN®-Rohrfilter), universal filters, odor traps, foreign water barriers, and odor/emission blockers—all based on UgnCleanPellets® filtering materials. For gas desulfurization, the company offers the UGN®-BEKOM H System and modular BGM systems utilizing patented UgnCleanPellets® S 3.5 and UgnCleanTubes® S 3.5 filtering materials made from recycled cellulose fibers. Services include engineering, installation, commissioning, measurement and analysis, maintenance, plant optimization, test systems, CNC plastic processing, and landfill monitoring. Products are manufactured at the Gera site in Germany.

Differentiator

Problem solved

Functional benefit

Brands

• UGN®: Proprietary brand for exhaust air treatment and gas desulphurisation systems, filters, and filtering materials including Aufsatzfilter, Kanalschachtfilter, Rohrfilter, Rohrfilterpatrone, Universalfilter, Geruchsverschluss, Fremdwasserverschluss, and Geruchs-/Emissionsblocker
• UgnCleanPellets®
• UgnCleanTubes®
• UGN®-BEKOM H system
• UGN®-BEKOM system
• UGN®-BEGA System

Products and services

• UGN®-Aufsatzfilter (Top filter) Pollutant and odour filter for attaching to pipework, treating moist exhaust air from ventilation chimneys, well covers, tanks, grease separators and sanitary ventilation systems, available in DN400 size with optional rain hood.
• UGN®-Kanalschachtfilter (Manhole biofilter) Pollutant and odour filter for installation under manhole covers, preventing corrosive damage in canal systems and cleaning exhaust air from wastewater and grease separator ventilation; available in DN600 and DN800 sizes, processing up to 15 m³/h of contaminated exhaust air.
• UGN®-Universalfilter (Universal filter) Universal pollutant and odour filter for installation in manhole covers (30x50 or 50x50 cm), purifying exhaust air from road/courtyard drainage, wastewater treatment plant covers, compensation tanks and tanks; available in round (380 mm) or oval (385x266 mm) versions with 250 mm installation depth.
• UGN®-Rohrfilter (Pipe filter) Pollutant and odour filter for attaching to or inserting between ventilation pipes, treating exhaust air from wastewater and grease separator ventilation; available in standard diameters DN100-DN250.
• UGN®-Rohrfilterpatrone (Pipe filter cartridge) Pollutant and odour filter cartridge inserted into ventilation pipes (e.g. stainless steel piping where a pipe filter cannot be used), cleaning exhaust air from pump chambers, ventilation domes and well covers.
• UGN®-Geruchsverschluss (Odor trap) Odor trap for installation in manhole covers (30x50 or 50x50 cm) that immediately eliminates outgassing from wastewater or rainwater-filled road and courtyard drains, with internal flap and dirt trap allowing surface water to drain freely.
• UGN®-Fremdwasserverschluss (Foreign water barrier) Foreign water barrier for installation under manhole covers, preventing strong surface water ingress from flooding, snowmelt and heavy precipitation; suitable for permanent use, standard for water columns up to 1 m.
• UGN®-Geruchs- & Emissionsblocker (Odor/Emission blocker) Elastic gas exit barrier for vertical and horizontal pipework that prevents pollutant emissions and counteracts odor nuisance; available in DN100-DN300 sizes with transparent PVC membrane.
• UGN®-Kombisystem Kanalschachtfilter & Fremdwasserverschluss Combined manhole filter system with integrated foreign water barrier for DN600-DN800, featuring a two-piece design with base plate and removable foreign water barrier cartridge that can be exchanged with bio or hybrid filter cartridges for pollutant and odour elimination.
• UGN®-BEKOM H gas desulphurisation system External biological-chemical final desulphurisation system for undried raw biogas used in CHP applications, based on UgnCleanPellets® S 3.5 filtering material that removes hydrogen sulphide completely to <1 ppm without gas drying or a compressor, with self-regenerating filter material using atmospheric oxygen.
• UGN®-Biogas Filter Module (BGM) Modular biogas filter components made of plastic or stainless steel for custom desulphurisation configurations, designed for tailored biogas purification installations.
• UgnCleanPellets® S 3.5 filter media High-efficiency biologically-chemically reactive filter media for exhaust air treatment and gas desulphurisation, made from recycled cellulose fibres with 35% iron oxide hydrate that converts hydrogen sulphide to elemental sulphur, with take-up capacity up to 1.2 kg sulphur per kg of material and multiple regenerating cycles.
• UgnCleanPellets® C 3.5 filter media Filter material for exhaust air treatment with 3.5% iron oxide hydrate content, part of the UgnCleanPellets® range produced at the Gera site from recycled material.
• UgnCleanPellets® S 1.0 filter media Filter material for exhaust air treatment with 1.0% iron oxide hydrate content, used in the UgnCleanPellets® range for lower-intensity applications.
• UgnCleanPellets® S BIO 3.5 filter media Biological filter material for gas desulphurisation, part of the UgnCleanPellets® range produced at the Gera site.
• UgnCleanTubes® S 3.5 filter media Hollow-cylinder shaped filter media based on UgnCleanPellets® S 3.5, providing a larger external reactive surface for faster separation of high-concentration sulphur compounds, reduced differential pressure and increased desulphurisation reaction speed and capacity.
• UGN®-Module Systems (modular exhaust air purification units) Modular exhaust air purification systems assembled from UGN components to deliver customised configurations for specific exhaust air streams and load profiles.
• UGN®-BEGA System (exhaust air scrubber) Exhaust air scrubber system for industrial applications, part of UGN's modular exhaust air treatment equipment range.
• Engineering & Planning Services Design and engineering services covering explosion protection documentation, BImSchG approval processes, process engineering design, CAD, 3D construction and delivery of ready-to-use exhaust air purification and gas desulphurisation systems.
• Installation & Commissioning Services Professional installation of plastic or stainless steel systems, piping construction, and commissioning with leak tests and operator training.
• Measurement & Analysis Services Emission measurement, FID field measurement, monitoring of gas and exhaust air processes, sampling, lab analysis, and analysis reports with recommendations.
• Maintenance & Service Maintenance services including filter material exchange, cleaning, performance checks, repairs, emergency assistance and remote maintenance for installed UGN systems.
• Plant Optimisation Services Plant revision, efficiency measurement, fluidic parameter measurement and cost-estimate optimisation services for installed exhaust air and biogas treatment systems.
• Test & Pilot Systems Real-life test and pilot systems with matching measurement and analysis programmes to evaluate specific raw air values and determine optimal treatment processes prior to scale-up.
• CNC Plastics Processing Services Contract CNC plastic cutting and welding services using state-of-the-art fully automatic equipment (3,000 cm × 2,000 cm working range) for PE, PP, PVC and acrylic materials, including hot gas welding, extrusion welding, hot-plate welding and plastic container production and repair.
• Landfill Monitoring Regular monitoring of landfill sites covering landfill gas emissions, surface water, groundwater and leachate analysis, with annual reports for municipal disposal companies.

Quantifiable outcome

• H2S reduction to <1 ppm
• +3 more outcomes

Named customers4 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

Feature4 records

Partnerships

One partnership is on record.

• Rietzler Gruppe GmbHparent companyOthersUGN-Umwelttechnik is a 100% subsidiary of Rietzler Gruppe GmbH. As part of the Rietzler Gruppe, UGN benefits from the group's shared resources including careers page, philosophy, and corporate communications. The group focuses on environmental technology and sustainability.

Scale indicators6 records

Recent moves4 records

Expansion highlights4 records

Direct peers

• Haase Umwelttechnik: German specialist in biological and chemical biogas desulphurisation and exhaust air purification using iron-oxide-based filter media — directly competes with UGN's BEKOM H and UgnCleanPellets® product lines.
• CTP Chemisch Thermische Prozesstechnik: German engineering firm focused on exhaust air purification and odour control for industrial and wastewater applications — a direct competitor to UGN's industrial and municipal exhaust air business.
• ATB Umwelttechnik: German provider of biogas process technology, including gas treatment and desulphurisation components, serving agricultural and industrial biogas operators overlapping with UGN's biogas segment.
• Bionova Regenerative Energie: German provider of biogas upgrading and gas treatment systems including H2S removal, operating in overlapping agricultural biogas and waste-to-energy customer segments with UGN.

Broad incumbents

• Dürr AG: Global industrial air pollution control and exhaust gas purification incumbent (via its Environmental division and former Eisenmann business), serving overlapping industrial customers with broader-scale emission control solutions.
• EnviroChemie: European water and wastewater treatment specialist with related biogas and gas treatment offerings, addressing the same municipal and industrial wastewater customer base as UGN.
• Aerzener Maschinenfabrik: Manufacturer of industrial blowers and gas compression equipment widely used in biogas and gas treatment applications, including compression-based H2S removal systems that compete indirectly with UGN's compressor-free approach.
• Veolia AnoxKaldnes: Major wastewater and gas treatment operator with biological exhaust air and biogas treatment solutions, competing for the same municipal and industrial wastewater plant projects UGN serves.
• Eisenmann (Dürr Environmental): Legacy industrial air pollution control and exhaust gas purification specialist (now integrated into Dürr) competing with UGN in industrial exhaust air and emission control systems.

Emerging players

• PlanET Biogas Group: European biogas plant manufacturer with related gas treatment and desulphurisation offerings; competes in the agricultural and waste-based biogas segment where UGN's BEKOM H system is sold.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks7 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@ugn-umwelttechnikgmbh8369
• Facebookfacebook.com/UGNUmwelttechnik
• LinkedInlinkedin.com/company/ugn-umwelttechnik-gmbh/?originalSubdomain=de
• Instagraminstagram.com/rietzlergruppe

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 UGN-Umwelttechnik