Lewis Silkin
Lewis Silkin LLP is a UK-headquartered law firm with over 200 lawyers across nine offices in the UK, Ireland, and Hong Kong, specializing in employment law, IP, and data privacy for multinational corporates, mid-market firms, and startups.
- Company typePrivate
- Founded1900
- HeadquartersLondon, United Kingdom
- Headcount251–500
- GTM typeB2B
- OfferingServices
What Lewis Silkin does
Lewis Silkin LLP is a UK-headquartered limited liability partnership law firm with over 200 lawyers operating across nine offices in England & Wales, Scotland, Northern Ireland, the Republic of Ireland, and Hong Kong. Founded circa 1900 and named after its founder Lewis Silkin (a solicitor, MP and Cabinet Minister), the firm specializes in employment law — where it has held a Band 1 ranking in legal directories for over 15 consecutive years and was named Employment Team of the Year at the Chambers UK Awards 2025 — alongside intellectual property, data privacy, immigration, corporate law, real estate, and dispute resolution. The firm is regulated across four jurisdictions (Solicitors Regulation Authority, Law Society of Northern Ireland, Law Society of Ireland, Law Society of Hong Kong) and holds ISO27001 certification for information security.
Lewis Silkin firmographics
Firmographics- Name
- Lewis Silkin
- Legal name
- Lewis Silkin LLP
- Website
- https://lewissilkin.com
- Company type
- Private
- Founded year
- 1900
- Operating status
- Operating
- Headcount range
- 251–500 employees
- Short description
- Lewis Silkin LLP is a UK-headquartered law firm with over 200 lawyers across nine offices in the UK, Ireland, and Hong Kong, specializing in employment law, IP, and data privacy for multinational corporates, mid-market firms, and startups.
- Ownership category
- akta.pro rank
Lewis Silkin industry classification
Industry- Product category
- Legal Services
- NAICS
- Offices of Lawyers (54111), Legal Services (5411)
- SIC
- Services-Legal Services (8111)
- akta.pro primary industry
- Immigration Legal Services & Representation (Law Firms) (THACAKAF)
- akta.pro secondary industries
- Global Mobility, Immigration & Relocation (BPACAPAN), Immigration, Work Authorization & Global Mobility Compliance (THACALAF), Litigation Support & Expert Witness (Valuation-Related) (BPAHANAG)
Keywords
Where Lewis Silkin is headquartered
LocationHeadquarters
- HQ city
- London
- HQ country
- United Kingdom
- HQ region
- Europe
Offices9 records
Markets served
Lewis Silkin business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Infrastructure, Technology or R&D
Revenue model
- Legal Services - Hourly Billing: Traditional hourly rate billing for legal services, with rates varying by seniority of lawyer handling the matter. Clients are billed for time spent on matters including advice, document preparation, correspondence, and attendance at hearings.
- rockhopper Fixed Fee Services: Low-cost, fixed-fee HR helpline service and employment tribunal claim defense. Provides day-to-day employment law query support and defense of 'business as usual' employment tribunal claims at predictable cost.
- Immigration Application Services: Fixed fees for UK immigration and British nationality applications, with fees varying based on application type and complexity. Final fee quoted at instruction typically holds unless complexity issues arise during process.
- Employment Tribunal Claims: Fee ranges for bringing or defending unfair dismissal and wrongful dismissal claims: simple cases £20,000-£50,000, medium complexity £50,000-£80,000, high complexity £80,000-£250,000. Excludes VAT and disbursements.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Outcome Based/ Performance | Pay-as-you-go | Simple Employment Tribunal Claims - £20,000 to £50,000 |
| Outcome Based/ Performance | Pay-as-you-go | Medium Complexity Employment Tribunal Claims - £50,000 to £80,000 |
| Outcome Based/ Performance | Pay-as-you-go | High Complexity Employment Tribunal Claims - £80,000 to £250,000 |
| Unit Pricing | Pay-as-you-go | Barrister Fees - £1,000 to £10,000 per day |
| Subscription | Monthly | rockhopper HR Helpline - Fixed Fee Service |
| One time/ perpetual license | Pay-as-you-go | Immigration Applications - Variable Fixed Fees |
Go-to-market motion2 records
Distribution channels6 records
Marketing channels7 records
Lewis Silkin product offering
Product offeringCore offering
Lewis Silkin is a UK law firm providing specialist legal services across employment, immigration, intellectual property, data privacy, corporate law, real estate, and dispute resolution, delivered through nine offices in the UK, Ireland and Hong Kong. The firm operates technology-enabled service models including the Delphius AI-powered global employment law platform, rockhopper fixed-fee HR support, and LS In-house lawyer secondments, supported by the Ius Laboris global alliance.
Product overview
Lewis Silkin is a UK-based law firm operating as a platform of distinct legal service areas rather than a unified software product. The firm's core offerings include specialized legal practices in employment law, immigration, data privacy, intellectual property, corporate law, and real estate. Key branded service sub-products include rockhopper (a low-cost fixed-fee HR helpline and Employment Tribunal support service), LS In-house (in-house lawyer secondment services), and Delphius (an AI-powered guide to global employment law for in-house legal and HR teams). The firm also maintains the Future of Work Hub as a knowledge resource. These services are delivered across nine offices in the UK, Ireland, and Hong Kong, supported by the Ius Laboris global alliance of 1,500 experts.
Differentiator
Problem solved
Functional benefit
Brands
- rockhopper: Low-cost, fixed fee employment law and HR support service offering a helpline for day-to-day queries, support with the defence of Employment Tribunal claims, and handbook and contract reviews.
- LS In-house
- Delphius
Products and services
- Employment Law Services
- Employment Litigation & Business Protection
- Contracts & Policies
- rockhopper
- LS In-house
- Delphius
- Immigration Application Services
- Employment Tribunal Claim Services
Quantifiable outcome
- Band 1 ranking in legal directories for employment law for over 15 years
- +2 more outcomes
Companies that use Lewis Silkin
Customer profileNamed customers3 records
Segments7 records
Ideal customer profiles6 records
Lewis Silkin technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability2 records
Feature3 records
Lewis Silkin partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Ius LaboriscoreLewis Silkin is a proud member of Ius Laboris, the leading global employment law alliance. This partnership provides Lewis Silkin clients with access to 1,500 local experts across 100+ countries worldwide, enabling seamless cross-border employment law advice and coordinated multi-jurisdictional services.
Scale indicators6 records
Recent moves6 records
Expansion highlights6 records
Lewis Silkin competitors and assessment
Company assessmentDirect peers
- Bird & Bird: International law firm with deep technology, IP, and data privacy practices overlapping with Lewis Silkin's Digital, Commerce & Creative and Data Privacy & Cyber teams. Comparable in its focus on regulated and tech-driven sectors.
- RPC (Reynolds Porter Chamberlain): London-based full-service firm with a notable employment, media, and insurance practice. Comparable in size and in serving media, retail, and insurance sector clients alongside employment work.
- Bates Wells: London-based law firm with strong employment, tech, and purpose-driven business practices. Comparable in size and in its mix of employment advisory and tech-enabled service delivery.
- Fox Williams: London-centric business law firm with a strong employment practice and focus on financial services and technology clients. Closely comparable in scale and sector mix.
- Mishcon de Reya: London-headquartered full-service law firm of comparable size and ambition, with a strong employment practice and a similar move toward legal-tech and productised services. Highly relevant UK mid-tier competitor for employment, creative industries, and private client work.
- Osborne Clarke: UK-headquartered international firm with strong employment, tech, and digital business practices. Similar in size and in targeting clients at the intersection of employment, technology, and innovation.
- DWF Group: UK-headquartered international law firm with a large employment practice and similar ambition around productised and alternative fee services. Directly comparable in size and in the use of fixed-fee and managed services offerings.
Broad incumbents
- Eversheds Sutherland: Global law firm with significant employment and global mobility practices as part of a broader full-service platform. Larger and broader than Lewis Silkin, but a relevant competitor for cross-border employment mandates.
- Clyde & Co: Global law firm with UK roots and a substantial employment practice alongside insurance, transport, and commercial work. Larger and more diversified than Lewis Silkin but a relevant referent for partnerships and talent competition.
- Womble Bond Dickinson: UK and US law firm with a sizable employment and HR practice servicing corporate clients across multiple sectors. Comparable in serving mid-market and enterprise UK clients with multi-office UK coverage.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights6 records
Customer concentration
Lewis Silkin social profiles
Digital presenceLewis Silkin compliance and trust
Trust signalCompliance1 record
Lewis Silkin financial estimates
Financial estimateRevenue estimate
Valuation estimate
Lewis Silkin leadership team
Management profileNumber of profiles
Profiles19 records
Lewis Silkin subsidiaries and ownership
Company hierarchySubsidiaries3 records
Lewis Silkin funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Lewis Silkin M&A and investment
M&A and investmentM&A1 record
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Lewis Silkin
What does Lewis Silkin do?
Lewis Silkin is a UK law firm providing specialist legal services across employment, immigration, intellectual property, data privacy, corporate law, real estate, and dispute resolution, delivered through nine offices in the UK, Ireland and Hong Kong. The firm operates technology-enabled service models including the Delphius AI-powered global employment law platform, rockhopper fixed-fee HR support, and LS In-house lawyer secondments, supported by the Ius Laboris global alliance.
Is Lewis Silkin a public or private company?
Lewis Silkin is a private company. It is classified as management employee owned and is currently operating.
When was Lewis Silkin founded?
Lewis Silkin was founded in 1900. It employs 251 to 500 people.
Where is Lewis Silkin based?
Lewis Silkin is headquartered in London, United Kingdom, in the Europe region.
How does Lewis Silkin make money?
Four revenue lines are on record. Legal Services - Hourly Billing is the primary driver. The others are rockhopper Fixed Fee Services, immigration Application Services and employment Tribunal Claims.
Who are Lewis Silkin's main competitors?
Direct peers on record are Bird & Bird, RPC (Reynolds Porter Chamberlain), Bates Wells, Fox Williams, Mishcon de Reya, Osborne Clarke and DWF Group. Broad incumbents are Eversheds Sutherland, Clyde & Co and Womble Bond Dickinson.
Does Lewis Silkin have an API?
No public API is recorded for Lewis Silkin.
What industry is Lewis Silkin in?
Lewis Silkin's product category is Legal Services. Its primary akta.pro industry code is THACAKAF, Immigration Legal Services & Representation (Law Firms), with a secondary code of BPACAPAN, Global Mobility, Immigration & Relocation. Its NAICS code is 54111 and its SIC code is 8111.