Micro-Cap Equipment, Part and Component Companies

U.S. Exchanges

List of Micro-Cap Equipment, Part and Component Companies Listed on U.S. Exchanges

This list includes small-sized manufacturers and/or distributors of a wide range of components, equipment, parts, tools and other commercial, scientific, technical and industrial products and supplies with a market capitalization less than 300 million dollars. We update this page at the start of every month so it is possible that a stock’s market cap might go above 300 million dollars between updates. Additional equipment and part focused companies can be found in the following sections:

Large-Cap Equipment, Parts and Components

Mid-Cap Equipment, Parts and Components

Small-Cap Equipment, Parts and Components

In parentheses you will find a short description or areas of focus for the company.

Select the company’s link to access charts, news links and company website and social media information.

Agricultural Equipment Manufacturers

Art’s-Way Manufacturing Co., Inc. (ARTW) (Harvesters, grinder mixers, hay and forage equipment)

Auto Parts

China Automotive Systems Inc. (CAAS) (China: power steering systems)

China XD Plastics Company Limited (CXDC) (China: modified plastics)

Clean Diesel Technologies, Inc. (CDTI) (Vehicle emissions control systems)

Commercial Vehicle Group, Inc. (CVGI) (Cab-related products and systems)

Jason Industries, Inc. (JASN) (Seating solutions for motorsport and off-road applications; acoustical fiber insulation)

Miller Industries, Inc. (MLR) (Tow truck equipment)

Shiloh Industries, Inc. (SHLO) (Engineered metal products)

SORL Auto Parts, Inc. (SORL) (China: automotive brake systems used primarily in commercial vehicles)

Spartan Motors, Inc. (SPAR) (Custom chassis)

Strattec Security Corporation (STRT) (Automotive locks and keys)

Workhorse Group, Inc. (WKHS)


China BAK Battery, Inc. (CBAK) (China: lithium-based battery cells)

Highpower International Inc. (HPJ) (China: nickel-metal hydride and lithium-based rechargeable batteries)

Broadcasting Equipment

ADDvantage Technologies Group, Inc. (AEY) (New and refurbished CATV Equipment)

Blonder Tongue Laboratories, Inc. (BDR) (Encoding and transcoding devices)

Cable and Wires

Asia Pacific Wire & Cable Corporation Limited (APWC) (Taiwan: telecommunications and power cable, enameled wire and electronic wire products)

Houston Wire & Cable Company (HWCC) (Distributor of electrical and mechanical wire and cable)

RF Industries, Ltd. (RFIL) (Interconnect products and cable assemblies)


Highway Holdings Limited (HIHO) (Hong Kong: industrial components, industrial products, electronic products)

Taylor Devices, Inc. (TAYD) (Shock absorption, rate control and energy storage devices)

Unique Fabricating, Inc. (UFAB) (Components to customers in the automotive and industrial appliance markets)

WSI Industries Inc. (WSCI) (Precision machining and assembly of complex parts and components)

Display Products

eMagin Corporation (EMAN) (OLED microdisplays: applications in a wide range of display markets)

SGOCO Group, Ltd (SGOC) (China: display products; LCD/LED monitors & TVs, smart display products)

Electronic Components

Bel Fuse Inc. (BELFA) (Electronic components)

Electrical Display Products

Microvision, Inc. (MVIS) (Display technology used in the creation of high-resolution miniature laser display and imaging engines)

Electrical Equipment

Allied Motion Technologies, Inc. (AMOT) (Motor and servo motion products)

American Electric Technologies, Inc. (AETI) (Supplies power delivery solutions to traditional and clean energy markets)

Bonso Electronics International, Inc. (BNSO) (Bathroom, kitchen, jewelry, office, laboratory, postal and industrial electronic scales)

Frequency Electronics, Inc. (FEIM) (Precision time and frequency technology)

Ideal Power Inc. (IPWR) (Power conversion technology)

Maxwell Technologies, Inc. (MXWL) (Ultracapacitors for energy storage, microelectronics for satellites and spacecraft, high voltage capacitors used in electric utility infrastructure)

Pioneer Power Solutions, Inc. (PPSI) (Electrical transmission and distribution equipment)

Preformed Line Products Company (PLPC) (Cable anchoring and control hardware and systems; fiber optic and copper splice closures; high-speed cross-connect devices)

Twin Disc, Incorporated (TWIN) (Power transmission equipment used in vehicles such as cranes, farm tractors, mining trucks and oil field equipment)

UQM Technologies Inc. (UQM) (Electric motors, generators and power electronics products)

Electronic Components

B.O.S. Better Online Solutions (BOSC) (Israel: Electronic components consolidation services; RFID and AIDC hardware and communications equipment)

CUI Global, Inc. (CUI) (Electro-mechanical products, natural gas systems integrator, natural gas technologies)

LGL Group, Inc. (The) (LGL) (Electronic components used in communications systems)

LightPath Technologies, Inc. (LPTH) (Optical and infrared components)

Richardson Electronics, Ltd. (RELL) (Electronic components and sub-assemblies)

Taitron Components Incorporated (TAIT) (Distributor of electronic components; value-added engineering and turn-key services)

Wireless Telecom Group, Inc. (WTT) (Electronic components and test equipment)

Energy Technology

Synthesis Energy Systems, Inc. (SES) (Energy and gasification technology company)

Engines, Generators and Motors

Hydrogenics Corporation (HYGS) (Hydrogen generators and hydrogen fuel cell products)

Filtration Companies

LiqTech International, Inc. (LIQT) (Denmark: Ceramic silicon carbide filters)

Perma-Pipe International Holdings, Inc. (PPIH) (Specialty piping, leak detection systems and industrial filtration products)

Gaming Equipment

Gaming Partners International Corporation (GPIC) (Casino table game equipment and casino currency)

Heat Transfer Equipment

Graham Corporation (GHM) (Vacuum and heat transfer equipment)

Imaging Technology

IKONICS Corporation (IKNX) (Imaging technologies: creation and transfer of physical and visual images)

Industrial Distributors

Lawson Products, Inc. (LAWS) (Distributor to a number of markets including industrial and the maintenance, repair and operations market)

Industrial Equipment, Machinery and Components

Ampco-Pittsburgh Corporation (AP) (Forged and cast engineered products; heat exchange coils and related heat transfer products; centrifugal pumps for the refrigeration, power generation and marine defense industries; air handling systems)

Cemtrex Inc. (CETX) (Engineered electronics, emission monitors & instruments, environmental control & air filtration systems)

Chicago Rivet & Machine Co. (CVR) (Riveting Equipment)

CVD Equipment Corporation (CVV) (Process equipment with applications in numerous industries)

Digital Power Corporation (DPW) (Power supply solutions)

Manufacturing Equipment and Services

Data I/O Corporation (DAIO) (Programming systems used by electronic device manufacturers)

Electro Scientific Industries, Inc. (ESIO) (Laser-based manufacturing products)

Intevac, Inc. (IVAC) (Thin film processing systems)


CPS Technologies Corp. (CPSH) (Metal matrix composites)

Dynamic Materials Corporation (BOOM) (Explosion-welded clad metal plates, explosive components and systems)

Office Furniture

Virco Manufacturing Corporation (VIRC) (Furniture and equipment for K-12 schools)


Core Molding Technologies Inc. (CMT) (Sheet molding compound; molder of fiber reinforced plastics)

CTI Industries Corporation (CTIB) (Flexible film products)

Deswell Industries, Inc. (DSWL) (Plastic parts and components, electronic products and subassemblies, metallic molds and accessory parts)


Northwest Pipe Company (NWPX) (Pipes, pumps and systems)

ZK International Group Co., Ltd. (ZKIN) (IPO September 1, 2017; China: pipe and fitting products)

Power Equipment

EnSync Inc. (ESNC)(Energy management systems)

Espey Mfg. & Electronics Corp. (ESP)(Power electronics: power supplies, power converters, power distribution equipment, power transformers, radar systems)

Railcar and Railroad Supply Companies

Freightcar America, Inc. (RAIL) (Coal cars)

Kelso Technologies Inc. (KIQ) (Canada: railway equipment)


Hudson Technologies, Inc. (HDSN) (Refrigerants)


Ekso Bionics Holdings, Inc. (EKSO) (Wearable robotic exoskeletons)

Scientific and Technical Instruments

Dynasil Corporation of America (DYSL) (Optical components, synthetic crystals, synthetic fused silica and fused quartz products, radiation monitoring devices, sensors for non-destructive testing)

Electro-Sensors, Inc. (ELSE) (Machine monitoring sensors, hazard monitoring systems)

Hurco Companies, Inc. (HURC) (Industrial technology company: computer control systems and software; computerized machine tools)

Luna Innovations Incorporated (LUNA) (Strain & temperature sensing; test and measurement; shape sensing)

Perceptron, Inc. (PRCP) (Automated industrial metrology product, measuring sensors)

Schmitt Industries, Inc. (SMIT) (Test, measurement and process control systems)

Transcat, Inc. (TRNS) (Distributor of test, measurement and control products)

Vishay Precision Group, Inc. (VPG) (Sensors, sensor-based systems, sensor-based measurement systems)

Security and Protection Companies

Digital Ally, Inc. (DGLY) (Digital video imaging products used by law enforcement and homeland security)

Eastern Company (The) (EML) (Industrial hardware, security products and metal castings)

NAPCO Security Technologies, Inc. (NSSC) (Door, intrusion, fire alarm, video surveillance)

Universal Security Instruments, Inc. (UUU) (Smoke, fire and carbon monoxide alarms)

Touch Technology

Neonode Inc. (NEON) (Touch Technology)

Valves and Flow Control Products

Hebron Technology Co., Ltd. (HEBT) (IPO December 27, 2016: China, valves and pipe fittings)

NF Energy Saving Corporation (NFEC) (Flow control systems)

Related Links:

Stocks by Market Cap

Publicly Traded Companies by Sector and Industry

List of Industrial Companies