| Name | Country | Market Cap (US$) |
|---|
| HAENG SUNG CO., LTD. | South Korea | Private |
| HAGEN Batterie AG | Germany | Private |
| HAGER ELECTRO | France | Private |
| HAGURO ELECTRONICS CO.,LTD. | Japan | Private |
| Hainan Zhenghong Technology Development Co., Ltd. | China | Private |
| Haitian Inductance Winding Manufacturing Factory | China | Private |
| Hallmark Technologies Inc. | Canada | Private |
| HAMADA TECHNOS CO.,LTD. | Japan | Private |
| Hamamatsu Corporation | United States | Private |
| HAMAOKA TOSHIBA ELECTRONICS CORPORATION | Japan | Private |
| Hamilton/Avnet Electronics | United States | Private |
| HAMLIN ELECTRONICS EUROPE LTD | United Kingdom | Private |
| Hammond Manufacturing Company Inc | United States | Private |
| Hampden Engineering Corp | United States | Private |
| Hana Microelectronics (Shanghai) Co., Ltd. | China | Private |
| HANA SEMICONDUCTOR (BKK) COMPANY LIMITED | Thailand | Private |
| Hangzhou ASLE Electronics Co.,Ltd. | China | Private |
| Hangzhou Dahe Thermo-magnetic Electronics Co., Ltd. | China | Private |
| Hangzhou Kambayashi Electronics Co., Ltd. | China | Private |
| Hangzhou Liansheng Electronic Component Co.,Ltd. | China | Private |
| Hangzhou Lsd Mcu Technology Co., Ltd. | China | Private |
| Hangzhou Qiantang River Electric Group Co., Ltd. | China | Private |
| Hanme NS Co Ltd | South Korea | Private |
| HANNSTAR BOARD CORPORATION | Taiwan | Private |
| Hannstar Board Tech. (Jiangyin) Corp. Ltd. | China | Private |
| HANNSTAR DISPLAY CORPORATION TNSIP BRANCH | Taiwan | Private |
| Hans-H. Plisch GmbH & Co. KG | Germany | Private |
| Hansatech Ltd | United Kingdom | Private |
| Hantek Technology Co., Ltd. | Taiwan | Private |
| Harada Industries M'xico, S.A. de C.V. | Mexico | Private |
| Harbin Coslight Power Co., Ltd. | China | Private |
| Harbin Coslight Storage Battery Co., Ltd. | China | Private |
| Harbin Power Equipment Co., Ltd. | China | Private |
| Harison Engineering Korea Co., Ltd. | South Korea | Private |
| Harmonics Limited, LLC | United States | Private |
| Harmony Lighting, Inc. | United States | Private |
| Harris Corporation (Semiconductor Div) | United States | Private |
| Harris Ireland Ltd. | Republic of Ireland | Private |
| HARTING Electronics GmbH & Co. KG | Germany | Private |
| Harting KGaA | Germany | Private |
| HARTING U K LTD | United Kingdom | Private |
| Harvard Custom Manufacturing, Inc | United States | Private |
| HARVATEK CORORATION | Taiwan | Private |
| Häusermann GmbH | Austria | Private |
| Hawker Energy Products Inc. | United States | Private |
| HAWKER GmbH | Germany | Private |
| HAWKER LTD | United Kingdom | Private |
| Hayakawa Electric Wire (Hangzhou) Co., Ltd. | China | Private |
| HAYAMA DENKI SEISAKUSHO, K.K. | Japan | Private |
| HAYASHI WATCH WORKS CO.,LTD. | Japan | Private |
| HAZEMEYER SA | France | Private |
| HBC ENGINEERING SOLUTIONS LTD | United Kingdom | Private |
| HBL NIFE POWER SYSTEMS LIMITED | India | Private |
| HBL NIFE POWER SYSTEMS LTD | India | Private |
| HBS-Elektrobau GmbH | Germany | Private |
| HCC Industries | United States | Private |
| Headway Technologies, Inc. | United States | Private |
| Heesung Electronics Ltd. | South Korea | Private |
| HEIDENHAIN Corporation | United States | Private |
| Heilind Electronics, Inc. | United States | Private |
| Hejian Technology (Suzhou) Co., Ltd. | China | Private |
| Helbako GmbH | Germany | Private |
| Helix Technology Inc | Taiwan | Private |
| HELLERMANNTYTON CO., LTD. | Japan | Private |
| HELLERMANNTYTON PTE LTD | Singapore | Private |
| Helmut Hechinger GmbH & Co. KG | Germany | Private |
| Helmut Mauell Gmbh | Germany | Private |
| Henan Huanyu Power Supply Co., Ltd. | China | Private |
| Henan Sinoma Environmental Protection Co.,Ltd. | China | Private |
| Heraeus Quartz America, Llc | United States | Private |
| Herley Farmingdale | United States | Private |
| Herley-Cti, Inc | United States | Private |
| HERMES SYSTEMS, INC | Taiwan | Private |
| HERMES-MICROVISION, INC. | Taiwan | Private |
| Hermetic Seal Corporation | United States | Private |
| Hertz Technology, Inc. | Japan | Private |
| HEW-Kabel/CDT GmbH & Co. KG | Germany | Private |
| Hewlett-Packard EMEA GmbH | Germany | Private |
| Hexagram Inc | United States | Private |
| Heyco Products, Inc. | United States | Private |
| Hi Rel Connectors Inc | United States | Private |
| Hi-G-Tek Ltd | Israel | Private |
| HIDRIA PERLES D.O.O. | Slovenia | Private |
| HIGASHINE SHINDENGEN CO.,LTD. | Japan | Private |
| High Bandwidth Access Inc | United States | Private |
| High End Systems, Inc | United States | Private |
| Hightech-Electronik GmbH | Germany | Private |
| HIJI HITECH, K.K. | Japan | Private |
| Hikam America, Inc | United States | Private |
| Hima Paul Hildebrandt Gmbh + Co Kg | Germany | Private |
| Hipro Electronics (Dongguan) Co., Ltd. | China | Private |
| Hipro Electronics Public Co Ltd | Thailand | Private |
| HIRAYAMA CHOKOKUSHO CO.,LTD. | Japan | Private |
| Hirel Systems Llc | United States | Private |
| HIROHATA DENJIKO CENTER K.K. | Japan | Private |
| HIROSAKI KOKU DENSHI K.K. | Japan | Private |
| HIROSE ELECTRIC (M) SDN BHD | Malaysia | Private |
| Hirose Electric U S A Inc | United States | Private |
| Hisilicon Technologies Co., Limited | China | Private |
| HISPANO FERRITAS S.A. | Spain | Private |
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