SEO London

What SEO London does

S666 is an integrated online gambling and entertainment platform headquartered in Ho Chi Minh City, Vietnam, founded in 2025 and operating under gaming licenses from PAGCOR (Philippines), First Cagayan, and the Malta Gaming Authority. The platform aggregates eight gaming verticals — sports betting, live casino, slot games, Vietnamese card games, fishing games, lottery, cockfighting, and eSports betting — into a single-account ecosystem accessible via responsive web and dedicated Android and iOS applications. Underlying technology includes multi-country cloud server infrastructure with CDN routing, RNG-certified game content from providers such as Evolution Gaming, PG Soft, Jili, and Pragmatic Play, SSL 256-bit encryption, multi-layer firewall protection, and two-factor authentication.

The company monetizes through house-edge on wagers (transaction fees), an affiliate/agent program offering up to 60% commission on net revenue plus fixed new-player bonuses of 50,000–200,000 VND, and tiered VIP membership with enhanced withdrawal limits. Go-to-market is direct-to-consumer through vrcscan.com and mobile apps, supplemented by a large-scale affiliate network in Vietnam and broader Southeast Asia. The primary customer segment is adult Vietnamese online gamblers; the secondary segment consists of affiliate partners who recruit players. The platform reports self-stated metrics of millions of registered members and millions of daily visits, though revenue, headcount, and ownership are not publicly disclosed.

Name

SEO London

Legal name

S666

Website

https://on-seo.co.uk

Company type

Private

Founded year

2025

Operating status

Operating

Headcount range

1–10 employees

Short description

S666 is a Vietnam-headquartered online gambling platform founded in 2025, offering sports betting, live casino, slots, card games, fishing, lottery, cockfighting, and eSports to Vietnamese consumers through web and mobile apps under multi-jurisdictional gaming licenses.

Ownership category

akta.pro rank

Product category

Digital Marketing Services

NAICS

Web Search Portals and All Other Information Services (51929)

SIC

Services-Advertising (7310)

akta.pro primary industry

Technical SEO (Audits, Crawl/Indexing, Site Architecture) (BPAFAJAA)

akta.pro secondary industry

On-Page SEO (Content Optimization, Internal Linking) (BPAFAJAB)

Keywords

• Search engine optimization
• Web design services
• Web development services
• Digital marketing agency
• Website development

Headquarters

HQ city

Manchester

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Casino and Gaming Revenue: Primary revenue from casino games, sports betting, slot machines, lottery, and fishing games. Players wager real money on various games with the platform taking a house edge on each bet.
2. Affiliate Program: Revenue sharing with affiliates who recruit new players. Commission up to 60% of net revenue generated by referred players across sports, casino, slots, and card games.
3. New Member Referral Bonus: Fixed bonus of 50,000 - 200,000 VND per new player registered through affiliate links, creating additional revenue stream for the platform.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels7 records

Core offering

SEO London is a private IT services firm based in Manchester, United Kingdom, that delivers search engine optimization (SEO), web design, and web development services. The company operates with a small team of 1-10 employees and serves clients seeking to establish or improve their digital presence, including organic search visibility, custom website design, and ongoing site development.

Product overview

S666 is an integrated online entertainment platform operating as an online gambling and betting aggregator. The platform unifies multiple gaming verticals under one system: Sports Betting, Live Casino, Slot Games, Card Games, Fishing Games, Lottery, Cockfighting, and eSports betting. Users access all products through a single account. The platform also offers dedicated mobile applications for Android and iOS. Key technology features include CDN-based infrastructure for global access, SSL 256-bit encryption for data security, multi-layer firewall protection, and AI-based transaction monitoring. Game providers include Evolution, Sexy, DG, PG Soft, Jili, Pragmatic, Saba, CMD, and SBO for sports.

Differentiator

Problem solved

Functional benefit

Brands

• VIP Club S666: VIP membership program with exclusive benefits and rewards
• S666 Đại Lý

Products and services

• SEO Services Search engine optimization services aimed at improving clients' organic search visibility and rankings. Targeted at businesses seeking stronger online discoverability.
• Web Design Services Website design services for businesses requiring new or redesigned websites with a focus on user experience and visual presentation.
• Web Development Services Web development services covering building, coding, and maintaining client websites and related digital assets for businesses.

Quantifiable outcome

• 94.8% average pay-out rate in fishing games
• +2 more outcomes

Segments2 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Ten partnerships are on record, tiered core and major.

• PAGCOR (Philippine Amusement and Gaming Corporation)coreOthersGovernment licensing body of the Philippines that regulates and supervises all gaming operations. PAGCOR certification ensures the platform operates legally and meets standards for fair play, payment security, and customer protection.
• First Cagayan Leisure and Resort CorporationcoreOthersSpecial economic zone authority in the Philippines that licenses and regulates interactive gaming. Provides certification ensuring transparency in operations and dispute resolution.
• Malta Gaming AuthoritycoreOthersPremier European gaming regulatory body known for strict compliance requirements. MGA licensing demonstrates commitment to high operational standards.
• GEOTRUSTcoreTechnology or IntegrationLeading online security solutions provider offering SSL certificates and data protection. Ensures all user data and transactions are encrypted and secure.
• Evolution GamingmajorTechnology or IntegrationLeading live casino game provider supplying real-time dealer games including Baccarat, Roulette, and Blackjack with HD streaming quality.
• PG SoftmajorTechnology or IntegrationMobile-first slot game developer providing innovative slot games with engaging themes and mechanics.
• Jili GamingmajorTechnology or IntegrationSlot and fishing game provider known for high-quality graphics and popular game titles.
• Pragmatic PlaymajorTechnology or IntegrationMulti-product gaming supplier offering slots, live casino, and virtual sports.
• Saba Sports, CMD, SBO SportsmajorTechnology or IntegrationSportsbook providers offering comprehensive sports betting coverage with live streaming and competitive odds.
• Affiliate Partners (Đại lý)coreChannel Partner/ Reseller/ DistributorIndividual and organizational partners who promote S666 and recruit new players. Commission up to 60% of net revenue plus 50,000-200,000 VND per new member.

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Click Intelligence: UK-based SEO and digital PR agency serving SMEs, e-commerce, and iGaming brands. Comparable as a UK SEO services provider competing for similar organic search budgets as SEO London.
• Aira: A UK-based digital marketing agency offering SEO, content, and paid media services to mid-market and enterprise clients. Directly comparable as a UK-focused SEO agency competing for the same buyer personas as SEO London.
• Evoluted: UK digital agency offering SEO, web design, development, and CRO services to SMEs and enterprise. Directly comparable to SEO London given its bundled SEO plus build-and-design service model.
• Builtvisible: London-based SEO agency focused on technical, content, and digital PR for enterprise and publisher clients. Comparable in core SEO offering (especially technical SEO) to SEO London, though typically operating at larger retainer sizes.
• Re:signal: Boutique UK SEO agency specializing in technical and content-led organic search for e-commerce and B2B brands. Closely comparable in scale and service mix to SEO London, especially on technical SEO and on-page optimization offerings.
• The SEO Works: Sheffield-based UK SEO agency offering SEO, web design, PPC, and content services to SMEs and enterprise. Comparable as a multi-service UK digital agency with a similar geographic and customer profile to SEO London.
• Hallam: Nottingham-based multi-award-winning UK digital marketing agency offering SEO, paid media, web design, and analytics. Comparable as a full-service UK agency targeting similar SME and mid-market clients as SEO London.

Broad incumbents

• Brainlabs: Global performance marketing agency formed from the merger of Brainlabs and Distilled, offering SEO, paid media, analytics, and CRO. Comparable as a much larger incumbent offering overlapping SEO services to similar UK and global clients.
• Croud: Global digital marketing agency combining in-house teams with a crowdsourced expert network across SEO, paid media, and content. Comparable as a broad incumbent with significant UK SEO presence competing for mid-market and enterprise clients.

Others

• Screaming Frog: UK-based developer of the Screaming Frog SEO Spider, an industry-standard technical SEO auditing tool. Not a direct competitor but a closely related ecosystem participant whose tools underpin the technical SEO work SEO London would deliver.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights4 records

Customer concentration

• Xx.com/s666click
• YouTubeyoutube.com/channel/UC64IQUYWFXHhEoGIkkxUPSg
• Pinterestpinterest.com/s666click
• Facebookfacebook.com/kseouk

Revenue estimate

Valuation estimate

Number of profiles

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 SEO London