What SK Telink does

SK Telink is a South Korean telecommunications company and wholly-owned subsidiary of SK Telecom, founded in 1998 and headquartered in Mapo-gu, Seoul. The company operates four core business lines: international direct dialing services marketed under the '00700' brand (covering 200+ countries and 990+ mobile operators), enterprise international SMS, satellite communications (Inmarsat Fleet Broadband, VSAT Ku-band, and since 2025 SpaceX Starlink LEO reselling), and the SK 7mobile MVNO service leveraging SK Telecom's nationwide 5G/4G network. The company has additionally developed a four-module Communication Platform as a Service (CPaaS) suite — PEOPLE for customer data management, MOMENTS for workflow-based messaging automation, CONVERSATIONS for omni-channel customer service, and ANSWERS for AI chatbot-driven inquiry handling using natural language processing.

SK Telink generates revenue primarily through subscription-based recurring plans across consumer international calling and MVNO services, supplemented by transaction-fee-based enterprise SMS and satellite communication services. Pricing for consumer plans ranges from 10,000-16,500 KRW/month for international calling bundles, with SK 7mobile offering competitive MVNO pricing through 4,355+ retail points of sale. Enterprise distribution occurs through dedicated sales teams targeting maritime/shipping, government/defense (Republic of Korea Navy, Korea Coast Guard, KEPCO), and logistics (DHL) customers. Go-to-market motion combines direct-to-consumer online/app channels, enterprise field sales, and channel partnerships including SpaceX/Starlink and major global carriers.

The company's strategic positioning has shifted toward enterprise satellite communications since 2024, culminating in enterprise reseller status for Starlink's Korea launch in December 2025 and subsequent contracts with KEPCO (power grid emergency communications), five major Korean shipping companies (maritime fleet connectivity), and HD Hyundai's Avikus (autonomous ship systems). Financial scale remains modest at 345.9 billion KRW in 2025 revenue with 8.95 billion KRW net profit, supported by a balance sheet of 205.97 billion KRW in assets, indicating a mid-sized telecom operator leveraging SK Group infrastructure for both consumer scale and targeted enterprise expansion.

Name

SK Telink

Legal name

에스케이텔링크 주식회사 (SK Telink Co., Ltd.)

Website

https://sktelink.com

Company type

Private

Founded year

1998

Operating status

Operating

Headcount range

101–250 employees

Short description

SK Telink is a South Korean telecom subsidiary of SK Telecom providing international calling (00700 brand), Inmarsat/VSAT/Starlink satellite communications, SK 7mobile MVNO services, and a CPaaS platform to consumer, maritime, government, and enterprise customers across 200+ countries.

Ownership category

akta.pro rank

Headquarters

HQ city

Mapo

HQ country

South Korea

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. International Calling Services: Subscription-based international direct dialing (00700) providing voice services to 200+ countries with various rate plans and bundled benefits
2. Enterprise International SMS: Business messaging services covering 200+ countries and 990+ mobile operators, charged per message or volume-based pricing
3. Satellite Communication Services: Maritime and remote area satellite communications via Inmarsat and VSAT, offering voice, data, and streaming services with various bandwidth options and rate plans
4. SK 7mobile MVNO Services: Mobile virtual network operator using SK Telecom's network, offering prepaid and postpaid voice/data plans to consumers at competitive prices
5. Starlink Enterprise Reseller: Reselling SpaceX's Starlink LEO satellite services to maritime and enterprise customers in Korea, covering operational fleets with high-speed data plans

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels7 records

Core offering

SK Telink is a South Korean telecommunications company that provides international direct dialing services (00700 brand) to 200+ countries, enterprise international SMS to 990+ mobile operators, maritime and remote-area satellite communications (Inmarsat, VSAT, and Starlink LEO), MVNO mobile services (SK 7mobile) using SK Telecom's network, and an enterprise Communication Platform as a Service (CPaaS) suite comprising People, Moments, Conversations, and Answers.

Product overview

SK Telink operates as a diversified telecommunications company offering four main product lines: (1) International Telecommunications Services including SK 00700 international direct dialing and enterprise international SMS; (2) Satellite Communications Services including Inmarsat and VSAT for maritime and remote area connectivity; (3) SK 7mobile MVNO service leveraging SK Telecom's network; and (4) a Communication Platform (CPaaS) comprising four integrated modules—PEOPLE for customer data management, MOMENTS for workflow-based communication automation, CONVERSATIONS for omni-channel customer service, and ANSWERS for AI chatbot capabilities. Additionally, SK Telink serves as enterprise reseller for SpaceX's Starlink LEO satellite services in Korea's maritime, aviation, and emergency response markets.

Differentiator

Problem solved

Functional benefit

Brands

• SK 7mobile: MVNO (Mobile Virtual Network Operator) brand offering mobile telecommunications services using SK Telecom's network, providing premium mobile experience at reasonable rates. Won multiple customer satisfaction awards in the MVNO category.
• 00700
• People
• Moments
• Conversations
• Answers

Products and services

• SK 00700 International Direct Dialing Korea's leading international calling service using overseas direct lines, providing voice connectivity to over 200 countries with various subscription rate plans and bundled benefits, ranked #1 in Korean customer satisfaction indices for 11-16 consecutive years.
• Enterprise International SMS Business messaging service covering over 200 countries and 990+ mobile carriers through agent integration, charged per message or on volume-based pricing for enterprises.
• Inmarsat Satellite Communications Global satellite communication service using 4th generation Inmarsat satellites to provide voice, email, fax, and text services for ships and maritime areas, including VOICE (4Kbps), STANDARD IP (up to 432Kbps), STREAMING IP, ISDN, and SMS.
• VSAT Satellite Communications Very Small Aperture Terminal service providing unlimited fixed-rate data plans for ships, offshore plants, aircraft, and remote areas through Ku-band maritime dedicated satellite communications.
• PEOPLE (CPaaS) Customer data platform enabling integrated customer data management and personalized messaging across multiple channels including SMS, KakaoTalk, and email for enterprise marketing and customer service purposes.
• MOMENTS (CPaaS) Workflow-based communication automation platform supporting scheduled messaging, trigger-based messaging, and customer journey-based personalized messages with drag-and-drop workflow builder for enterprise customers.
• CONVERSATIONS (CPaaS) Omni-channel integrated real-time customer service platform unifying KakaoTalk, SMS, web chat, and email for bidirectional customer communication with automatic conversation history storage and analysis.
• ANSWERS (CPaaS)

Quantifiable outcome

• 7.17 million international spam calls blocked in 2023, with callback attempts reduced from ~220,000 in 2019 to 18,500 in 2023
• +3 more outcomes

Named customers10 records

Segments5 records

Ideal customer profiles5 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability4 records

Feature4 records

Partnerships

Eleven partnerships are on record, tiered core and flagship.

• KEPCO (Korea Electric Power Corp.)coreStrategic or Co-development Partner · 15 June 2026Three-way partnership with KEPCO and Starlink Korea to deploy LEO satellite communications technology across Korea's power infrastructure for emergency communications during natural disasters and network outages. First phase connecting KEPCO headquarters and two regional offices completed, with pilot phase in North Gyeongsang and Gangwon regions testing vehicle-mounted and portable satellite terminals. Aims to expand nationwide across all 15 KEPCO regional headquarters.
• Starlink Korea (SpaceX)coreTechnology or Integration · 15 June 2026Partnership to provide Starlink LEO satellite services for power grid emergency communications and maritime fleet operations. SK Telink appointed as enterprise reseller alongside KT SAT just before Starlink's service launch in South Korea in December 2025.
• Hyundai Merchant MarinecoreChannel Partner/ Reseller/ Distributor · 20 May 2026Agreements signed to provide Starlink's LEO satellite communications services for operational fleet, supporting data transmission speeds up to 250 Mbit/s with latency one-tenth of traditional geostationary satellites.
• Pan OceancoreChannel Partner/ Reseller/ Distributor · 20 May 2026Agreements signed to provide Starlink's LEO satellite communications services for operational fleet with high-speed data connectivity.
• H-Line ShippingcoreChannel Partner/ Reseller/ Distributor · 20 May 2026Agreements signed to provide Starlink's LEO satellite communications services for operational fleet.
• SK ShippingcoreChannel Partner/ Reseller/ Distributor · 20 May 2026Agreements signed to provide Starlink's LEO satellite communications services for operational fleet.
• KSS LinecoreChannel Partner/ Reseller/ Distributor · 20 May 2026Agreements signed to provide Starlink's LEO satellite communications services for operational fleet.
• Avikus (HD Hyundai)coreStrategic or Co-development Partner · 10 October 2025MOU signed to develop and commercialize integrated smart ship system combining Avikus's HiNAS autonomous navigation technology with Starlink satellite connectivity. SK Telink will resell the combined system in Korea. Plans collaboration on AI, big data, and advanced communications research for ship operations digitization.
• DHLflagshipGTM or Marketing Partner · 3 June 2024Subscription partnership plan combining international calling 00700 (300 minutes/month worldwide) with DHL shipping discount coupons (40% online discount, 5,000 KRW direct pickup discount). Monthly 5,000 KRW mobile gift certificate included.
• Naver TravelflagshipGTM or Marketing Partner · 4 April 2024Partnership marketing agreement providing Naver Travel service users with free international calls (5-20 minutes based on membership tier) and '00700 Together' free call benefits (400-600 minutes for group travel bookings).
• SK TelecomcoreTechnology or IntegrationParent company providing mobile network infrastructure for SK 7mobile MVNO services. SK Telink operates as wholly-owned subsidiary leveraging SK Telecom's nationwide 5G/4G network for mobile services.

Scale indicators9 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• KT SAT: Korean satellite communications operator offering Inmarsat, VSAT, and Starlink LEO services to maritime and enterprise customers in Korea. Co-reseller of Starlink with SK Telink and the most direct competitor in Korean maritime and government satellite.
• Marlink: Global provider of maritime and remote-site satellite communications (Inmarsat, VSAT, LEO). Direct competitor to SK Telink's maritime satellite portfolio, especially for international shipping customers and offshore operations.
• Speedcast: Specialist in satellite communications for maritime, energy, and enterprise customers worldwide. Comparable in product mix (VSAT, LEO, Inmarsat) and target verticals to SK Telink's satellite business.
• Inmarsat (Viasat): Owns the Inmarsat network that SK Telink resells. Competes in the same maritime and enterprise satellite voice/data market; relevant both as underlying infrastructure supplier and as benchmark for direct service provision.
• Iridium Communications: Global L-band satellite operator providing voice and data services for maritime, government, and IoT. Direct alternative source of satellite capacity for the same maritime, naval, and remote-area customers SK Telink serves.
• PCCW Global: International telecommunications carrier providing wholesale voice, messaging, and connectivity to enterprises and carriers globally. Comparable to SK Telink's international calling (00700) and enterprise SMS business in both product and customer type.
• IDT Corporation: Operates Boss Revolution and wholesale IDT Express for international calling and messaging. Most direct US-listed comparable to SK Telink's 00700 international direct-dialing service on a retail-plus-wholesale basis.

Broad incumbents

• SK Telecom: Parent company and Korea's largest mobile operator. Provides the underlying network for SK 7mobile MVNO and offers overlapping international and 5G/4G services at much larger scale.
• KT Corporation: Korea's second-largest telecom incumbent with satellite subsidiary (KT SAT), international calling, MVNO, and enterprise services. Overlaps directly with SK Telink's portfolio and competes for Korean Navy and enterprise customers.
• Singtel: Asian incumbent telecom with international carrier services, satellite, and enterprise messaging. Comparable business model of leveraging a regional home market plus wholesale international reach, much larger in scale.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks7 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/sk-telink

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about SK Telink