| Company Name | Location | |
| 1 | ABUNDANCE NETWORKS | MUMBAI |
| 2 | ACCORD SOFTWARE | BANGALORE |
| 3 | ACTIVE DEVICES | MUMBAI |
| 4 | ADVANCED SYSTEM INTEGRATION EVALUATION ORG | BANGALORE |
| 5 | AERONAUTICAL DEVELOPMENTAL AGENCY | BANGALORE |
| 6 | AERONAUTICAL DEVELOPMENT EST. | BANGALORE |
| 7 | AEROSPACE SYSTEMS PRIVATE LTD | BANGALORE |
| 8 | ANALOG & DIGITAL SYSTEMS | BANGALORE |
| 9 | ASTRA MICROWAVE PRODUCTS | SECUNDRABA |
| 10 | AVALON TECHNOLOGIES | CHENNAI |
| 11 | BPL SANYO | BANGALORE |
| 12 | BHARAT DYNAMICS LTD | HYDERABAD |
| 13 | BHARAT ELECTRONICS LTD | GHAZIABAD |
| 14 | BHARAT ELECTRONICS LTD | HYDERBAD |
| 15 | BHARAT ELECTRONICS LTD | KOTDWARA |
| 16 | BHARAT ELECTRONICS LTD | PUNE |
| 17 | BHARAT ELECTRONICS LTD | BANGALORE |
| 18 | BHARAT ELECTRONICS LTD | PANCHKULA |
| 19 | BHARAT HEAVY ELECTRICALS LTD | MUMBAI |
| 20 | BHARAT HEAVY ELECTRICALS LTD | BANGALORE |
| 21 | BHARAT HEAVY ELECTRICALS LTD | HYDERABAD |
| 22 | CENTRE FOR AIRBORNE SYSTEMS | BANGALORE |
| 23 | CENTRAL RESEARCH LABORATORY | BANGALORE |
| 24 | CROMPTON GREAVES | BANGALORE |
| 25 | CENTRE FOR APPLIED RESEARCH IN ELECTRONICS | DELHI |
| 26 | CENTRE FOR AIRBORNE SYSTEMS | BANGALORE |
| 27 | CENTRE FOR DEVELOPMENT OF TELEMATICS (C-DOT) | DELHI |
| 28 | CENTRE FOR DEVELOPMENT OF TELEMATICS (C-DOT) | BANGALORE |
| 29 | CENTRAL ELECTRONICS LIMITED | SAHIHABAD |
| 30 | CELETRON POWER INDIA | MUMBAI |
| 31 | COMBAT VEHICLES RESEARCH ESTABLISHMENT | MADRAS |
| 32 | DEFENSE AVIONICS RESEEARCH ESTABLISHMENT | BANGALORE |
| 33 | DEFENSE RESEARCH AND ELECTRONICS LAB | HYDERABAD |
| 34 | DEFENCE RESEARCH AND DEVELOPMENT LAB | HYDERABAD |
| 35 | ELECTRONIC RESEARCH AND DEVELOPMENT CENTRE | TRIVANDRUM |
| 36 | FLEXTRONICS TECHNOLOGIES(INDIA)PVT LTD | BANGALORE |
| 37 | FLIC MICROWAVES (P) LTD. | HYDERABAD |
| 38 | FLEXTRONICS SOFTWARE | GURGAON |
| 39 | ELECTRONICS CORPORATION OF INDIA LTD | HYDERABAD |
| 40 | FIBCOM | GURGAON |
| 41 | GAETEC-SITAR | HYDERABAD |
| 42 | GE MEDICAL SYSTEMS | PUNE |
| 43 | GE MEDICAL SYSTEMS | BANGALORE |
| 44 | GE INDIA TECH CENTRE | BANGALORE |
| 45 | GE THERMOMETRICS | BANGALORE |
| 46 | HIMACHAL FUTURISTIC COMM LTD | NEW DELHI |
| 47 | HINDUSTAN AERONAUTICS LIMITED | KORWA |
| 48 | HINDUSTAN AERONAUTICS LIMITED | BANGALORE |
| 49 | HINDUSTAN AERONAUTICS LIMITED | HYDERABAD |
| 50 | HINDUSTAN AERONAUTICS LIMITED | LUCKNOW |
| 51 | HONEYWELL TECHNIOLOGY SOLUTIONS LAB PVT LTD | BANGALORE |
| 52 | HUGHES SOFTWARE SYSTEMS LTD. | GURGAON |
| 53 | ICOMM TELE LIMITED | HYDERBAD |
| 54 | INDIAN INSTITUTE OF TECHNOLOGY | DELHI |
| 55 | INDIAN INSTITUTE OF TECHNOLOGY | CHENNAI |
| 56 | INNOVATION COMMUNICATIONS SYSTEMS LIMITED | HYDERABAD |
| 57 | INDIAN INSTITUTE OF SCIENCE | BANGALORE |
| 58 | INSTRUMENTS RESEARCH & DEVELOPMENT ESTAB | DEHRADUN |
| 59 | ITI LTD | MANKAPUR |
| 60 | ITI LTD | RAE BARELI |
| 61 | ITI LTD | PALGHAT |
| 62 | ITI LTD | BANGALORE |
| 63 | ITI LTD | NAINI |
| 64 | ISRO INERTIAL SYSTEMS UNIT | TRIVANDRUM |
| 65 | ISRO TELEMETRY,TRACKING AND COMMAND | BANGALORE |
| 66 | ISRO SATELLITE APPLICATION CENTRE | BANGALORE |
| 67 | LARSEN & TOUBRO LIMITED | MYSORE |
| 68 | LABORATORY FOR ELECTRO-OPTICS SYSTEMS(LEOS) | BANGALORE |
| 69 | NATIONAL REMOTE SENSING AGENCY | HYDERABAD |
| 70 | PUNJAB COMMUNICATION LIMITED | CHANDIGARH |
| 71 | PENINSULA ELECTRONICS | BANGALORE |
| 72 | PHYSICAL RESEARCH LABORATORY | AHMEDABAD |
| 73 | RANGSONS ELECTRONICS PRIVATE LIMITED(EHTP UNIT) | BANGALORE |
| 74 | RANGSONS ELECTRONICS PRIVATE LIMITED(EHTP UNIT) | MYSORE |
| 75 | RAMAN RESEARCH INSTITUTE | BANGALORE |
| 76 | SHYAM TELECOM LTD | NEW DELHI |
| 77 | SIEMENS LTD | NASHIK |
| 78 | SOCIETY FOR APPLIED MICROWAVE ELECTRONICS | BOMBAY |
| 79 | SOCIETY FOR APPLIED MICROWAVE ELECTRONICS | KOLKATA |
| 80 | SOCIETY FOR APPLIED MICROWAVE ELECTRONICS | CHENNAI |
| 81 | SPACE APPPLICATIONS CENTRE | AHMEDABAD |
| 82 | SINCLAIRE INFRA TECH LIMITED | HYDERABAD |
| 83 | SUN FIBRE OPTICS PVT. LTD. | BANGALORE |
| 84 | SUN FIBRE OPTICS PVT. LTD. | COCHIN |
| 85 | TATA POWER COMPANY LIMITED | BANGALORE |
| 86 | TEXAS INSTUMENTS | BANGALORE |
| 87 | TEJAS NETWORKS INDIA PVT LTD | BANGALORE |
| 88 | TATA INSTITUTE OF FUNDAMENTAL RESEARCH | PUNE |
| 89 | ELECTRONICS RADAR DEVELOPMENT EST | BANGALORE |
| 90 | DEFENSE ELECTRONICS APPLICATIONS LIMITED | DEHRADUN |
| 91 | SOLECTRON CENTUM ELECTRONICS LTD. | BANGALORE |
| 92 | UNITED TELECOMS LIMITED | BANGALORE |
| 93 | VXL ENGINEERS LIMITED | FARIDABAD |
| 94 | VIKRAM SARABHAI SPACE CENTRE | TRIVANDRUM |
| 95 | WEBEL MEDIATRONICS LIMITED | KOLKATA |
| 96 | WIPRO LTD | BANGALORE |
| 97 | XALTED INFORMATION PVT. LTD. | BANGALORE |