Lee & Ko
- Company typePrivate
- Founded1977
- HeadquartersSeoul, South Korea
- Headcount501–1,000
- GTM typeB2B
- OfferingServices
Lee & Ko firmographics
Firmographics- Name
- Lee & Ko
- Legal name
- Lee & Ko
- Website
- https://leeko.com
- Company type
- Private
- Founded year
- 1977
- Operating status
- Operating
- Headcount range
- 501–1,000 employees
- Ownership category
- akta.pro rank
Lee & Ko industry classification
Industry- Product category
- Legal Services
- NAICS
- Legal Services (5411), Offices of Lawyers (54111)
- SIC
- Services-Legal Services (8111)
- akta.pro primary industry
- Mergers & Acquisitions (M&A) & Securities Law (BPAHAAAI)
Keywords
Where Lee & Ko is headquartered
LocationHeadquarters
- HQ city
- Seoul
- HQ country
- South Korea
- HQ region
- Asia
Markets served
Lee & Ko business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Infrastructure, Others
Lee & Ko product offering
Product offeringCore offering
Lee & Ko is a full-service South Korean law firm providing legal advisory and representation across corporate law, litigation, M&A, financial compliance, construction disputes, and cyber incident response. The firm serves Korean and international businesses, financial institutions, and other organizations with both transactional and contentious legal mandates.
Product overview
Lee & Ko is a major South Korean full-service law firm offering comprehensive legal services. The firm's portfolio includes financial compliance advisory (sanctions, licensing, AML, banking, insurance), cyber incident response and information security consulting (in partnership with Palo Alto Networks), and construction dispute services (in partnership with Turner & Townsend Korea). Lee & Ko also provides M&A advisory services with full-process responsibility including management disputes, litigation, and regulatory response. The firm recently expanded its compliance practice with the addition of a former Financial Services Commission official.
Differentiator
Problem solved
Functional benefit
Products and services
- Legal Services (General Practice) Full-service law firm providing legal advisory and representation across corporate law, litigation, M&A, and regulatory compliance for Korean and international businesses and financial institutions.
- Financial Compliance Advisory Legal advisory covering sanctions, licensing, AML, banking, insurance, and capital markets investigations for Korean financial institutions, insurers, asset managers, and fintech companies.
- Cyber Incident Response and Information Security Consulting Integrated legal and technical advisory for Korea-specific cyber incident response, including threat trend information sharing and comprehensive incident management, for enterprises facing cyber and information security exposure.
- Construction Claims and Dispute Resolution Services Integrated legal and engineering advisory for construction claims, arbitration, and dispute resolution, supported by joint seminars and professional training, for construction firms, EPC contractors, and infrastructure project participants.
- M&A Advisory Services Full-process M&A advisory including deal execution, management disputes, litigation, and regulatory response, for Korean corporates, multinational subsidiaries, financial sponsors, and family-owned enterprises.
Companies that use Lee & Ko
Customer profileIdeal customer profiles4 records
Lee & Ko technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Lee & Ko partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered core and minor.
- Palo Alto NetworkscoreLee & Ko is partnering with Palo Alto Networks through a memorandum of understanding to enhance Korea-specific cyber incident response and information security consulting. The collaboration aims to integrate legal advice with technical support, sharing threat trend information and providing comprehensive incident management services.
- Turner & Townsend KoreaminorTurner & Townsend Korea announced a partnership with law firm Lee & Ko to enhance legal and engineering services for construction disputes. The collaboration will focus on construction claims, arbitration, and dispute resolution, including joint seminars and professional training.
Recent moves3 records
Expansion highlights4 records
Lee & Ko competitors and assessment
Company assessmentDirect peers
- Kim & Chang: Kim & Chang is the largest and most prominent Korean full-service law firm. Directly comparable to Lee & Ko in scale (similar headcount), practice breadth (M&A, litigation, regulatory, finance), and premier positioning among Korean clients and chaebols.
- Shin & Kim: Shin & Kim is a top-tier Korean full-service law firm with comparable headcount and similar practice areas including corporate, M&A, finance, litigation, and regulatory. Headquartered in Seoul with deep chaebol and financial-institution client bases.
- Yoon & Yang: Yoon & Yang is a leading Korean full-service law firm with comparable practice breadth across M&A, corporate, finance, and dispute resolution. Direct competitor for premium Korean corporate mandates.
- Yulchon LLC: Yulchon is a major Korean full-service law firm with similar size and offering across M&A, finance, regulatory, and dispute resolution. Competes directly with Lee & Ko for top Korean corporate and financial-institution clients.
- Bae, Kim & Lee LLC: Bae, Kim & Lee is a long-established Korean full-service firm comparable to Lee & Ko in vintage, scale, and practice breadth. Direct competitor in M&A, finance, IP, and litigation mandates for Korean corporates.
- Lee & Lee (formerly Lee International): Lee & Lee is a major Korean law firm with comparable full-service offerings, especially strong in IP and corporate work. A direct peer in the Seoul legal market competing for similar client mandates.
- HwaHyun LLC: HwaHyun is a Korean full-service law firm with comparable practice areas including corporate, finance, M&A, and litigation. Direct peer competing in the Seoul mid-to-upper tier legal market.
Broad incumbents
- Clifford Chance: Clifford Chance is a global Magic Circle law firm with a strong Seoul office competing for cross-border M&A, capital markets, and disputes work touching Korea. Overlaps with Lee & Ko on inbound/outbound Korean deals but operates a far broader global footprint.
- Allen & Overy / A&O Shearman: Allen & Overy (now A&O Shearman post-merger) is a major international law firm with active Korea practice in M&A, finance, and disputes. Competes with Lee & Ko for cross-border mandates involving Korean clients.
- Linklaters: Linklaters is a Magic Circle international firm with significant Korea-related practice, especially in M&A, capital markets, and banking. Comparable to Lee & Ko for cross-border Korean work, though Linklaters' global scale exceeds Lee & Ko's domestic focus.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks5 records
Key highlights6 records
Customer concentration
Lee & Ko financial estimates
Financial estimateRevenue estimate
Valuation estimate
Lee & Ko leadership team
Management profileNumber of profiles
Profiles2 records
Lee & Ko funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Lee & Ko M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Lee & Ko
What does Lee & Ko do?
Lee & Ko is a full-service South Korean law firm providing legal advisory and representation across corporate law, litigation, M&A, financial compliance, construction disputes, and cyber incident response. The firm serves Korean and international businesses, financial institutions, and other organizations with both transactional and contentious legal mandates.
Is Lee & Ko a public or private company?
Lee & Ko is a private company. It is classified as unknown and is currently operating.
When was Lee & Ko founded?
Lee & Ko was founded in 1977. It employs 501 to 1,000 people.
Where is Lee & Ko based?
Lee & Ko is headquartered in Seoul, South Korea, in the Asia region.
Who are Lee & Ko's main competitors?
Direct peers on record are Kim & Chang, Shin & Kim, Yoon & Yang, Yulchon LLC, Bae, Kim & Lee LLC, Lee & Lee (formerly Lee International) and HwaHyun LLC. Broad incumbents are Clifford Chance, Allen & Overy / A&O Shearman and Linklaters.
Does Lee & Ko have an API?
No public API is recorded for Lee & Ko.
What industry is Lee & Ko in?
Lee & Ko's product category is Legal Services. Its primary akta.pro industry code is BPAHAAAI, Mergers & Acquisitions (M&A) & Securities Law. Its NAICS code is 5411 and its SIC code is 8111.