SDG

Industrial Air Filtration & Ventilation Equipmentsdg-eng.com

SDG Co., Ltd. (formerly Showa Denki) is a Japanese industrial equipment manufacturer producing mist collectors, dust collectors, fume collectors, blowers, and ventilation systems for machining and manufacturing operations, distributed via 10 Japan regional offices and 80+ global partners across 20+ countries.

Company typePrivate
Founded2009
HeadquartersBoston, United States
Headcount1–10
GTM typeB2B
OfferingHardware or Manufacturing

What SDG does

SDG Co., Ltd. (SDG株式会社, formerly Showa Denki / 昭和電機 until its April 2024 rebrand) is a Japanese industrial equipment manufacturer specializing in air-handling and environmental control systems for machining and manufacturing operations. The core product portfolio centers on mist collectors (the Mistresa series, including CRM, CRM-V, CRMH, CRL, and CRH model lines), industrial dust collectors, fume collectors, direct-driven and V-belt-driven blowers, ventilation equipment (Ventiresa), and in-house manufactured IE3 Top Runner Motors. Notable technical features include a patent-pending Multi-Select Filter Combination System offering 60 configurable patterns, IP65-rated motors for harsh machining environments, and extensive custom-engineering capabilities for high-temperature, high-pressure, stainless-steel, corrosion-resistant (Teflon-coated), and sound-insulated applications. The company also operates adjacent product lines including Smartresa (smart/connected ventilation), Windracer (wind-driven natural ventilation), SDG MARINE (marine products), and Telas (health rehabilitation equipment).

SDG serves manufacturers operating CNC machine tools, lathes, grinding machines, machining centers, EDM machines, and die-casting equipment where oil mist, dust, and fumes are generated during cutting operations. The primary pain points addressed are worker health hazards from oil mist inhalation, slip-and-fall accidents from settled mist, and compliance with Japan's Special Chemical Substances Prevention Rules (特化則). Revenue is generated through one-time equipment sales, recurring aftermarket filter and parts sales (filter replacement cycles range from 1 to 36 months), and technical services/engineering support. Go-to-market is direct enterprise field sales through 10 regional offices covering all of Japan (Sapporo, Sendai, Kanto, Chubu, Kansai, Okayama, Fukuoka, etc.) plus a global distribution network of 80+ channel partners across Asia, Europe, North America, and the Middle East, with manufacturing subsidiaries SDG Iga and SDG Shiga supporting production.

SDG firmographics

Firmographics

Name: SDG
Legal name: SDG株式会社
Website: https://sdg-eng.com
Company type: Private
Founded year: 2009
Operating status: Operating
Headcount range: 1–10 employees
Short description: SDG Co., Ltd. (formerly Showa Denki) is a Japanese industrial equipment manufacturer producing mist collectors, dust collectors, fume collectors, blowers, and ventilation systems for machining and manufacturing operations, distributed via 10 Japan regional offices and 80+ global partners across 20+ countries.
Ownership category
akta.pro rank

SDG industry classification

Industry

Product category: Industrial Air Filtration & Ventilation Equipment
NAICS: Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (3334)
SIC: Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)
akta.pro primary industry: Emission Control & Scrubbing Equipment (Scrubbers, Dust Collectors, Catalytic Systems) (IMAHAEAK)
akta.pro secondary industries: Ventilation, Ducting & Air Distribution Equipment (IMAHAKAG), Air Quality & Filtration Equipment (IAQ) (IMAHAKAI), Dust Collection & Air Filtration Equipment (Industrial) (IMAHALAF)

Keywords

Industrial mist collectors
Dust collection equipment
Fume extraction systems
Industrial blowers
Ventilation equipment

Where SDG is headquartered

Location

Headquarters

HQ city: Boston
HQ country: United States
HQ region: North America

Offices11 records

Markets served

SDG business model

Business model

GTM type: B2B
Offering type: Hardware or Manufacturing
Cost components: Supply Chain, Personnel, Operations, Marketing or Sales, Technology or R&D

Revenue model

Industrial Equipment Sales: One-time sales of industrial ventilation and air filtration equipment including blowers, mist collectors, dust collectors, and fume collectors. Products sold directly through regional sales offices in Japan and through global distribution network.
Aftermarket Parts & Filters: Replacement filters and parts for installed equipment. Filter replacement cycles range from 1-6 months for front filters, 6-12 months for end filters, and 12-36 months for demisters depending on usage conditions.
Technical Services & Engineering Support: Technical consultation, repair services, non-applicable judgment documentation issuance, and engineering support services through regional branches and LINE technical chat support.

Pricing tiers

Model	Billing	Price
Other	Pay-as-you-go	Product pricing by inquiry only

Go-to-market motion1 record

Distribution channels2 records

Marketing channels7 records

SDG product offering

Product offering

Core offering

SDG (formerly Showa Denki) designs and manufactures industrial air quality and ventilation equipment, including mist collectors, dust collectors, fume collectors, blowers, and motors. The products are sold primarily to manufacturing facilities—particularly those in metalworking and machining—that require extraction of oil mist, coolant aerosols, dust, and fumes from production environments.

Product overview

SDG (formerly Showa Denki) is a Japanese industrial equipment manufacturer offering a comprehensive portfolio of air-handling and environmental control systems. The product lineup centers on mist collectors (ミストレーサ series including CRM, CRM-V, CRMH, CRL, and discontinued CRM-S), industrial blowers (direct-driven and V-belt driven), dust collectors, fume collectors, and ventilation equipment (ベンチレーサ). The company also produces IE3-compliant Top Runner Motors internally and offers specialized products including Smartresa (smart/connected ventilation), SDG MARINE (marine applications), and health rehabilitation equipment. The portfolio operates as a platform architecture with custom special-order configurations available across all blower and fan product lines.

Differentiator

Problem solved

Functional benefit

Brands

Smartresa: Product brand for air ventilation equipment
Telas
SDG MARINE

Products and services

Mist Collectors Equipment designed to capture and filter oil mist and coolant aerosols generated during machining and metalworking operations; intended for manufacturing plants and machine shops.
Dust Collectors Equipment that captures and removes industrial dust from production environments; intended for manufacturing facilities generating particulate during processing.
Fume Collectors Equipment designed to extract fumes from industrial processes; intended for manufacturing operations where airborne fumes must be removed for worker safety and air quality.
V-belt Blowers Blowers utilizing V-belt drive technology for industrial air movement and ventilation applications; intended for industrial facilities requiring robust air-handling equipment.
Industrial Blowers / Ventilation Equipment Industrial blowers and ventilation equipment used for general air movement in manufacturing plants; intended for industrial facilities requiring air circulation and process ventilation.
Motors Industrial motors used to drive SDG's blowers and air-handling equipment; intended for integration into the company's industrial air-handling systems and related applications.

Quantifiable outcome

Mist collection efficiency up to 99.8% for CRM-S series at optimal configuration (S23 filter type)
+2 more outcomes

Companies that use SDG

Customer profile

Segments1 record

Ideal customer profiles1 record

SDG technology and API

Technology

Technology focussed No

API detail

Has API: No
API docs
API detail

Core technology

AI maturity

App detail

Feature5 records

SDG partnerships and signals

Strategic signal

Partnerships

42 partnerships are on record, tiered core, major and minor.

Yamazen (Yamazen Corporation / Yamazen Mexicana, S.A. DE C.V.)coreChannel Partner/ Reseller/ DistributorYamazen serves as a distribution partner for SDG products across multiple regions. Yamazen Mexicana distributes in Mexico, Yamazen Hong Kong Limited covers Hong Kong, Yamazen (Malaysia) SDN.BHD. covers Malaysia, Yamazen Machinery & Tools Philippines Inc. covers Philippines, Yamazen Vietnam Co., Ltd. covers Vietnam, and Yamazen (Thailand) Co., Ltd. covers Thailand.
Minezawa (Minezawa Mexico, S.A. DE C.V. / Minezawa (Thailand) Co., Ltd.)coreChannel Partner/ Reseller/ DistributorMinezawa Group distributes SDG products in Mexico and Thailand through Minezawa Mexico, S.A. DE C.V. and Minezawa (Thailand) Co., Ltd.
Okaya (Okaya Mexico S.A. DE C.V. / Okaya (U.S.A),Inc / Okaya (Thailand) Co., Ltd. / Okaya & Co.India Private Limited)coreChannel Partner/ Reseller/ DistributorOkaya Group distributes SDG products across Mexico, USA, Thailand, and India through multiple subsidiaries including Okaya Mexico, Okaya USA, Okaya Thailand, and Okaya India.
TSUBACO (椿本商事/TSUBACO KOREA/TSUBACO SINGAPORE/TSUBACO KTE Thailand)majorChannel Partner/ Reseller/ DistributorTSUBACO Group (Tsubakimoto Chain Co. group) serves as regional distributor for SDG products in Korea, Singapore, and Thailand through TSUBACO KOREA CO.,LTD., TSUBACO SINGAPORE PTE. LTD., and TSUBACO KTE CO.,LTD.
Nichiden (日伝国際貿易(上海)有限公司 / NICHIDEN (Thailand) Co.,Ltd.)majorChannel Partner/ Reseller/ DistributorNichiden International Trading and NICHIDEN Thailand serve as distribution partners for SDG products in China and Thailand respectively.
Daido (上海帝登商貿有限公司 / Daido (Thailand) Co.,Ltd.)majorChannel Partner/ Reseller/ DistributorDaido Commerce serves as a regional distributor for SDG products in China (Shanghai Daido Trading) and Thailand (Daido Thailand).
PT. PANCA INTI NUSANTARA INDONESIA (PIN)majorChannel Partner/ Reseller/ DistributorPIN is the primary Indonesian distributor for SDG products, covering Indonesia under the PT. PANCA INTI NUSANTARA INDONESIA brand.
ZENBI (PT. ZENBI MACHINERY AND ELECTRONICS INDONESIA / ZENBI SDN.BHD.)minorChannel Partner/ Reseller/ DistributorZENBI serves as Indonesian and Malaysian distributor for SDG products.
PT. YAMAZEN INDONESIAcoreChannel Partner/ Reseller/ DistributorPT. YAMAZEN INDONESIA serves as the primary Indonesian distributor of SDG products.
YAMAZEN (KOREA) LIMITEDcoreChannel Partner/ Reseller/ DistributorYAMAZEN KOREA distributes SDG products in South Korea.
YAMAZEN (THAILAND) CO., LTD.coreChannel Partner/ Reseller/ DistributorYAMAZEN Thailand is the primary Thai distributor for SDG products.
YAMAZEN MACHINERY & TOOLS INDIA PVT.LTD.coreChannel Partner/ Reseller/ DistributorYAMAZEN India serves as the primary Indian distributor for SDG products.
YAMAZEN MACHINERY & TOOLS PHILIPPINES INC.coreChannel Partner/ Reseller/ DistributorYAMAZEN Philippines distributes SDG products in the Philippines.
YAMAZEN VIETNAM CO., LTD.coreChannel Partner/ Reseller/ DistributorYAMAZEN Vietnam distributes SDG products in Vietnam.
YUASA (YUASA TRADING (TAIWAN) CO.,LTD. / YUASA MECHATRONICS (MALAYSIA) SDN.BHD.)majorChannel Partner/ Reseller/ DistributorYuasa Group serves as distribution partner for SDG products in Taiwan and Malaysia.
PT. TSUBACO INDONESIAmajorChannel Partner/ Reseller/ DistributorPT. TSUBACO INDONESIA distributes SDG products in Indonesia.
PT. MACHINE SANYO INDONESIAminorChannel Partner/ Reseller/ DistributorPT. MACHINE SANYO INDONESIA distributes SDG products in Indonesia.
PT. OKAYA INDONESIAmajorChannel Partner/ Reseller/ DistributorPT. OKAYA INDONESIA distributes SDG products in Indonesia.
PT. Yahata Industry IndonesiaminorChannel Partner/ Reseller/ DistributorPT. Yahata Industry Indonesia distributes SDG products in Indonesia.
OKAYA (TAIWAN) CO.,LTD.majorChannel Partner/ Reseller/ DistributorOKAYA Taiwan distributes SDG products in Taiwan.
山善股份有限公司 (Yamazen Taiwan)coreChannel Partner/ Reseller/ Distributor山善股份有限公司 (Yamazen Taiwan) serves as the primary Taiwanese distributor for SDG products.
Daido (Thailand) Co., Ltd.majorChannel Partner/ Reseller/ DistributorDaido (Thailand) Co., Ltd. distributes SDG products in Thailand.
Hamasho Corporation (Thailand) Ltd.minorChannel Partner/ Reseller/ DistributorHamasho Thailand distributes SDG products in Thailand.
HANEDA (THAILAND) CO.,LTD.minorChannel Partner/ Reseller/ DistributorHANEDA Thailand distributes SDG products in Thailand.
IWASE (Thailand) Co.,Ltd.minorChannel Partner/ Reseller/ DistributorIWASE Thailand distributes SDG products in Thailand.
MITSUI & CO. MACHINE TECH (THAILAND) LTD.majorChannel Partner/ Reseller/ DistributorMitsui & Co. Machine Tech Thailand distributes SDG products in Thailand.
OSAKI TRADING (THAILAND) CO.,LTD.minorChannel Partner/ Reseller/ DistributorOSAKI Trading Thailand distributes SDG products in Thailand.
Pneumax Co.,Ltd. (Thailand)minorChannel Partner/ Reseller/ DistributorPneumax Thailand distributes SDG products in Thailand.
SAKAMOTO PHILIPPINES CORPORATIONminorChannel Partner/ Reseller/ DistributorSakamoto Philippines distributes SDG products in the Philippines.
和椿科技股份有限公司 (Aurotek, Taiwan)minorChannel Partner/ Reseller/ Distributor和椿科技股份有限公司 (Aurotek) distributes SDG products in Taiwan.
YAHATA Vietnam Co.,Ltd.minorChannel Partner/ Reseller/ DistributorYahata Vietnam distributes SDG products in Vietnam.
TSUBACO VIETNAM CO.,LTD.majorChannel Partner/ Reseller/ DistributorTSUBACO Vietnam distributes SDG products in Vietnam.
OKAYA & CO.INDIA PRIVATE LIMITEDmajorChannel Partner/ Reseller/ DistributorOKAYA India Private Limited distributes SDG products in India.
YAMAZEN Inc. (Japan/Global Holding)coreChannel Partner/ Reseller/ DistributorYAMAZEN Inc. (parent company of Yamazen Group) serves as a global distribution partner for SDG products across multiple markets including Mexico.
EDM SERVICEminorChannel Partner/ Reseller/ DistributorEDM SERVICE is a European distribution partner for SDG products.
AMTOOLSminorChannel Partner/ Reseller/ DistributorAMTOOLS is a European distribution partner for SDG products.
DACPOL Sp. z o.o.minorChannel Partner/ Reseller/ DistributorDACPOL is a Polish distribution partner for SDG products.
CONSORTA Praha s.r.ominorChannel Partner/ Reseller/ DistributorCONSORTA Praha is a Czech distribution partner for SDG products.
Etorki S.L.minorChannel Partner/ Reseller/ DistributorEtorki S.L. is a Spanish distribution partner for SDG products.
UZ-TEK Metal Danışmanlık Makina San.ve Tic.Ltd.Şti.minorChannel Partner/ Reseller/ DistributorUZ-TEK Metal is a Turkish distribution partner for SDG products.
MAFRA MAILE GMBH PRECISION MACHINESminorChannel Partner/ Reseller/ DistributorMAFRA MAILE GMBH is a German distribution partner for SDG products.
MacInnes Tooling, Ltd.minorChannel Partner/ Reseller/ DistributorMacInnes Tooling is a UK distribution partner for SDG products.

Scale indicators1 record

Recent moves6 records

Expansion highlights6 records

SDG competitors and assessment

Company assessment

Direct peers

Nederman: Swedish global leader in industrial air filtration and environmental technology, offering mist collectors, fume extractors, dust collectors, and filters for machining and welding — directly competes with SDG's core product lines across global markets.
Amano Corporation: Japanese manufacturer of mist collectors, dust collectors, and time/environment equipment; competes head-to-head with SDG in the Japan domestic machining and welding market with overlapping product positioning.
EST Aera (Est-aera / ESTA): German manufacturer of industrial dust extraction systems, mist collectors, and fume extraction — direct competitor in metalworking emission control with comparable custom-engineering approach.

Broad incumbents

MANN+HUMMEL: German filtration specialist with industrial air filtration, dust collection, and process ventilation products; comparable to SDG in dust and air purification categories with stronger European brand presence.
Parker Hannifin (Industrial Filtration): Global motion and control technologies major with industrial filtration division serving manufacturing environments; overlaps with SDG on dust/fume collection but as part of much broader portfolio.
Donaldson Company: US-listed filtration conglomerate with industrial dust, fume, and mist collection systems plus replacement filters; broader portfolio and deeper North American presence than SDG but overlapping core technology and customer base in metalworking.
AAF Flanders: American Air Filter / Flanders is a global HVAC and industrial air filtration manufacturer with dust collectors and cleanroom systems; competes with SDG's dust collector and ventilation lines on enterprise industrial accounts.

Regional players

TBM Co., Ltd. Japanese manufacturer of dust collectors and environmental equipment for machine tool applications; primarily serves the Japan domestic market like SDG's core base with overlapping mist/dust collection lines.
Sinto (Shinto) Corporation: Japanese industrial equipment maker with dust collection and air filtration offerings for foundries and metalworking; overlap with SDG in industrial dust and fume collection within the Japan market.

Emerging players

Filtrabern: Swiss/European industrial filter and dust collection specialist focused on manufacturing environments; comparable in mist/dust collection core function but with smaller scale than SDG's Japanese-global footprint.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

SDG financial estimates

Financial estimate

Revenue estimate

Valuation estimate

SDG leadership team

Management profile

Number of profiles

SDG subsidiaries and ownership

Company hierarchy

Subsidiaries2 records

SDG funding detail

Funding detail

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

SDG M&A and investment

M&A and investment

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about SDG

What does SDG do?

Is SDG a public or private company?

SDG is a private company. It is classified as unknown and is currently operating.

When was SDG founded?

SDG was founded in 2009. It employs 1 to 10 people.

Where is SDG based?

SDG is headquartered in Boston, United States, in the North America region.

How does SDG make money?

Three revenue lines are on record. Industrial Equipment Sales are the primary driver. The others are aftermarket Parts & Filters and technical Services & Engineering Support.

Who are SDG's main competitors?

Direct peers on record are Nederman, Amano Corporation and EST Aera (Est-aera / ESTA). Broad incumbents are MANN+HUMMEL, Parker Hannifin (Industrial Filtration), Donaldson Company and AAF Flanders. Regional players are TBM Co., Ltd. and Sinto (Shinto) Corporation. Filtrabern is listed as an emerging player.

Does SDG have an API?

No public API is recorded for SDG.

What industry is SDG in?

SDG's product category is Industrial Air Filtration & Ventilation Equipment. Its primary akta.pro industry code is IMAHAEAK, Emission Control & Scrubbing Equipment (Scrubbers, Dust Collectors, Catalytic Systems), with a secondary code of IMAHAKAG, Ventilation, Ducting & Air Distribution Equipment. Its NAICS code is 333413 and its SIC code is 3564.