Company S-1 Corporation

A012750

KR7012750006

Communications & Networking

End-of-day quote Korea S.E. Other stock markets 2025-07-11			5-day change	1st Jan Change
71,300.00 ^KRW	-0.14%		+2.89%	+20.44%

May. 15	S-1 Corporation Reports Earnings Results for the First Quarter Ended March 31, 2025	CI
Apr. 28	S-1's Net Attributable Income Rises 3.4% in Q1	MT

Business description: S-1 Corporation

S1 Corp is a Korea-based company mainly engaged in the provision of security solutions. The Company operates its business through three segments. The Security System Service Segment is involved in the provision of installation service of security systems and integrated security services; distribution of safety products. The Building Management Service Segment is involved in the provision of real estate services, including the management of property and its revenue, real estate brokerage, consulting services, and others.The Call Center Service and Telemarketing Segment mainly accepts and processes complaints and requests from customers.

Number of employees: 6,166

Sales by Activity: S-1 Corporation

Fiscal Period: December	2020	2021	2022	2023	2024
Infrastructure Service Sector	-	-	1,229B	1,489B	1,622B
Security Service Sector	1,800B	1,838B	1,225B	1,315B	1,369B
Others	-	-	14.08B	13.23B	14.99B
Consolidated Adjustments	-187B	-193B	-	-	-
Inter-Segment	-	-	-	-196B	-201B
Building Management Services	597B	653B	-	-	-
Call Center and Telemarketing	13.42B	13.9B	-	-	-

See all business segments

Geographical breakdown of sales: S-1 Corporation

Fiscal Period: December	2020	2021	2022	2023	2024
South Korea	2,223B	2,312B	2,468B	2,621B	2,805B

See all geographic segments

Executive Committee: S-1 Corporation

Manager	Title	Age	Since
Nam-Gung Beom CEO	Chief Executive Officer	61	2021-12-06
Nam-Soo Moon CTO	Chief Tech/Sci/R&D Officer	54	2015-12-03
Taek-Young So CMP	Compliance Officer	47	2022-12-11
Young-Gi Kwon PRN	Corporate Officer/Principal	59	2017-12-04
Dae-Gon Song AUD	Comptroller/Controller/Auditor	55	2020-12-03

See S-1 CORPORATION governance

Composition of the Board of Directors: S-1 Corporation

Director	Title	Age	Since
Sadahiro Sato BRD	Director/Board Member	65	2017-03-23
Young-Gi Kwon BRD	Director/Board Member	59	2017-12-04
Nam-Gung Beom BRD	Director/Board Member	61	2021-12-06
Man-Woo Lee BRD	Director/Board Member	70	2022-03-16
Jae-Hoon Lee BRD	Director/Board Member	69	2021-03-17

Composition of the Board of Directors

Shareholders: S-1 Corporation

Name	Equities	%	Valuation
SECOM CO., LTD. 25.65 %	9,747,383	25.65 %	495 M ₩
Brandes Investment Partners LP 6.026 %	2,289,856	6.026 %	116 M ₩
Argenta Asset Management SA 0.3814 %	144,941	0.3814 %	7 M ₩
Value Intelligence Advisors GmbH 0.3634 %	138,089	0.3634 %	7 M ₩
Mercer Global Investments Europe Ltd. 0.2249 %	85,460	0.2249 %	4 M ₩

List of S-1 CORPORATION shareholders

Holdings: S-1 Corporation

Name	Equities	%	Valuation
SAMSUNG FN REIT CO., LTD. 0.66%	600,000	0.66%	1,978,362 $

Company details: S-1 Corporation

S-1 Corp. (Korea)

25 Sejong-daero 7-gil Jung-gu

04511, Seoul

http://www.s1.co.kr

Security & Surveillance

Add to a list 0 selected To use this feature you must be a member Log in Sign up	Change	5d. change	1-year change	3-years change	Capi.($)
S-1 CORPORATION	-0.14%	+2.89%	+18.83%	+11.76%	1.75B
ALLEGION PLC	-1.80%	+0.47%	+24.18%	+52.02%	12.8B
ZHEJIANG DAHUA TECHNOLOGY CO., LTD.	+0.63%	+1.27%	+4.92%	+3.09%	7.27B
ADT INC.	-0.35%	+0.59%	+16.39%	+28.70%	7.07B
DORMAKABA HOLDING AG	-0.79%	+5.48%	+58.27%	+73.84%	3.95B
RESIDEO TECHNOLOGIES, INC.	-1.41%	-1.45%	+17.65%	+18.59%	3.52B
TAIWAN SECOM CO., LTD.	+0.45%	-0.88%	-13.18%	+10.89%	1.7B
CHINA SECURITY CO., LTD.	-0.33%	+3.08%	+30.87%	+13.58%	1.21B
JADE BIRD FIRE CO., LTD.	0.00%	+3.11%	+4.02%	-42.96%	1.19B
NAPCO SECURITY TECHNOLOGIES, INC.	-2.50%	+2.39%	-42.37%	+31.54%	1.1B
Average	-0.62%	+1.89%	+11.96%	+20.11%	4.16B
Weighted average by Cap.	-0.76%	+1.34%	+18.28%	+30.98%