ArrowArtboardCreated with Sketch.Title ChevronTitle ChevronIcon FacebookIcon LinkedinIcon Mail ContactPath LayerIcon MailPositive ArrowIcon PrintIcon Twitter
Producer Manufacturing

Sumitomo Electric Industries Ltd.

Business Summary

Sumitomo Electric Industries, Ltd. engages in the manufacture and sale of electrical wires, cables, and other communication wiring products. It operates through the following business segments: Automotive, Infocommunications, Electronics, Environment and Energy, and Industrial Materials and Others. The Automotive segment supplies wiring harnesses, anti-vibration rubber products, and other automotive parts. The Infocommunications segment offers optical fiber cables, optical fiber fusion splicers, optical data links and other optical components, and access network system products. The Electronics segment provides electronic wires, compound semiconductors, materials for electronic components, and irradiated products. The Environment and Energy segment includes copper wire rods, electric power cables, magnet wires, power systems, and supervisory telecontrol equipment. The Industrial Materials and Others segment consists of special steel wires, cutting tools, diamond and cubic boron nitride tools, and sintered parts. The company was founded in April 1897 and is headquartered in Osaka, Japan.

Financial Highlights

Mar 2021 JPYUSD
Gross Profit587,704M5,541.37M
Operating income109,604M1,033.44M
Income before tax110,340M1,040.37M
Net income56,344M531.25M
Diluted EPS72.240.68
Dividends Per Share320.30
Total Assets3,381.91B30,605.55M
Total liabilities1,489.40B13,478.80M
Total equity1,628.80B14,740.32M
Operating cash flow169,656M1,599.66M
Currency in JPYCurrency in USD

Historical Data

 Mar 2017Mar 2018Mar 2019Mar 2020Mar 2021
Revenue 2,814.48B 3,082.24B 3,177.98B 3,107.02B 2,918.58B
Gross Profit 591,366M 634,439M 649,198M 614,149M 587,704M
Operating income 150,503M 173,139M 166,260M 124,939M 109,604M
Income before tax 167,792M 193,337M 181,388M 133,198M 110,340M
Net income 107,562M 120,328M 118,063M 72,720M 56,344M
EBITDA 283,009M 316,783M 317,316M 289,588M 278,792M
Diluted EPS 137.24 152.87 151.38 93.24 72.24
Dividends Per Share 40 46 48 40 32
Total Assets 2,907.29B 2,999.90B 3,053.26B 3,100.26B 3,381.91B
Total liabilities 1,278.67B 1,235.81B 1,276.95B 1,333.61B 1,489.40B
Total equity 1,415.75B 1,539.45B 1,550.88B 1,518.40B 1,628.80B
Operating cash flow 209,233M 239,573M 177,656M 264,608M 169,656M
 Mar 2017Mar 2018Mar 2019Mar 2020Mar 2021
Revenue 25,990.83M 27,809.97M 28,657.69M 28,576.72M 27,518.86M
Gross Profit 5,461.07M 5,724.30M 5,854.18M 5,648.60M 5,541.37M
Operating income 1,389.84M 1,562.16M 1,499.26M 1,149.12M 1,033.44M
Income before tax 1,549.50M 1,744.40M 1,635.67M 1,225.08M 1,040.37M
Net income 993.30M 1,085.67M 1,064.64M 668.83M 531.25M
EBITDA 2,613.49M 2,858.21M 2,861.41M 2,663.47M 2,628.68M
Diluted EPS 1.26 1.37 1.36 0.85 0.68
Dividends Per Share 0.36 0.41 0.43 0.36 0.30
Total Assets 26,090.74M 28,207.82M 27,585.15M 28,718.07M 30,605.55M
Total liabilities 11,475.15M 11,620.27M 11,536.79M 12,353.41M 13,478.80M
Total equity 12,705.32M 14,475.34M 14,011.68M 14,065.12M 14,740.32M
Operating cash flow 1,932.19M 2,161.57M 1,602.02M 2,433.71M 1,599.66M

Valuation Measures

Mar 2021
Operating margin3.75%
Profit margin1.93%

Key executives

  • President & Representative Director: Osamu Inoue
  • Managing Director, GM-Research & Development: Junji Ito
  • Representative Director & Vice President: Mitsuo Nishida
  • Representative Director & Vice President: Nozomi Ushijima
  • Executive Officer: Hiroshi Shikata


  • Nomura Asset Management Co., Ltd. (4.8%)
  • Sumitomo Mitsui Trust Asset Management Co., Ltd. (4.1%)
  • Nippon Life Insurance Co. (3.1%)
  • BlackRock Fund Advisors (2.8%)
  • The Vanguard Group, Inc. (2.4%)
  • Nikko Asset Management Co., Ltd. (2.2%)
  • Daiwa Asset Management Co. Ltd. (2.2%)
  • Sumitomo Life Insurance Co. (1.9%)
  • Silchester International Investors LLP (1.7%)
  • Sumitomo Electric Industries Ltd. (1.7%)

Contact Details

  • Website:
  • Address: Sumitomo Building 3/F, 4-5-33 Kitahama, Osaka, 541-0041, Japan
  • Phone: +81.6.6220.4141

Related Companies

  • Wuzhou SE Bordnetze Co., Ltd.
  • Chengdu SE Bordnetze Co., Ltd.
  • Sumiden Light Alloy (Changzhou) Co., Ltd.
  • Sumitomo Electric Tool Net, Inc.
  • Heinrich Thulesius GmbH & Co. KG
  • S.E.I. Thai Holding Co., Ltd.
  • SEI Thai Electric Conductor Co., Ltd.
  • Sumiden Hyosung Steel Cord (Thailand) Co. Ltd.
  • J-Power Systems Corp. (Singapore)
  • SEI Electronic Components (Vietnam) Ltd.
  • SEWS Australia Pty Ltd.
  • Ural Wiring Systems LLC
  • Sumitomo Electric Semiconductor Materials, Inc.
  • Innovation Core SEI, Inc.
  • SWS India Management Support & Service Pvt Ltd.
  • SWS-Korea Co., Ltd.
  • SWS China Ltd.
  • Sumitomo Electric Hardmetal de Mexico SA de CV
  • Sumitomo Electric Sintered Components Mexico SA de CV
  • KTS High-Tech Rubber Co., Ltd.
  • SEI (Philippines), Inc.
  • SEI ANTech-Europe GmbH
  • SE Wiring Systems TR Trading & Services Ltd.
  • Sumitomo Electric (Korea) Electronics Ltd.
  • Huizhou Zhurun Automotive Wire Co., Ltd.
  • SEWS Hungary Wiring Harness Ltd.
  • PT Sumitomo Electric Hardmetal Indonesia
  • Sumitomo Electric Fine Polymer (Suzhou) Ltd.
  • Sumitomo Electric Hardmetal Manufacturing (Changzhou) Co., Ltd
  • SD Engineering - Hui Zhou Ltd.


  • TE Connectivity Ltd.
  • II-VI Incorporated
  • Prysmian S.p.A.
  • Lumentum Holdings, Inc.
  • Applied Optoelectronics, Inc.
  • Iljin Holdings Co., Ltd.
  • Lintes Technology Co., Ltd.
  • ShawCor Ltd.
  • AXT, Inc.
  • Lotes Co., Ltd
  • Neo Performance Materials, Inc.
  • RFHIC Corp.
  • NeoPhotonics Corporation
  • Qorvo, Inc.
  • Shenzhen Woer Heat-Shrinkable Material Co., Ltd. Class A
  • Acushnet Holdings Corp.
  • BH Co., Ltd.
  • Hangzhou Gaoxin Rubber & Plastic Materials Co Ltd Class A
  • Insteel Industries, Inc.
  • Win Semiconductors Corp.
Last Updated on 25 Jan, 2022

Nikkei Asian Review, now known as Nikkei Asia, will be the voice of the Asian Century.

Celebrate our next chapter
Free access for everyone - Sep. 30

Find out more