Liden & Denz

What Liden & Denz does

Liden & Denz (Лиден и Денц) is a privately held Russian language school founded in 1992, operating physical classrooms in Saint Petersburg (headquarters on ul. Zhukovskogo) and Moscow (Gruzinsky pereulok), with supplementary online and hybrid delivery. The school teaches eight languages — English, German, French, Italian, Japanese, Russian as a foreign language, Arabic, and Chinese — across CEFR levels A0 through C2, using a communicative-immersion methodology delivered in small groups and one-on-one formats.

The product portfolio comprises group language courses (8,000–14,400 RUB/month), individual lessons with either Russian-speaking or native-speaker teachers (17,000–21,000 RUB for a minimum 10-hour package), corporate training delivered on-site or at school facilities, exam preparation (Goethe Institute and other international certifications), conversation clubs, cultural events, and free online proficiency tests. Faculty combines native speakers (e.g., a London-born English teacher with nine-year tenure) with professionally certified Russian-speaking teachers, all screened during hiring. Course formats include in-person, online, and hybrid, with new beginner groups starting monthly.

The school is the first in Russia to hold both EAQUALS and IALC international accreditations and claims 32 years of continuous operation. Revenue is generated almost entirely through subscription-style recurring monthly course packages and individual lesson hour-bundles, supplemented by gift certificates and corporate contracts. Customer acquisition is led by an active educational blog (lidenz.ru/blog), local SEO via Yandex Maps (4.9/5 across 18 reviews) and Google Business (4.6/5 across 57 reviews), and community-driven referrals from international student visitors. No external funding, parent company, or revenue figures are disclosed.

Name

Liden & Denz

Legal name

Liden & Denz

Website

https://lidenz.ru

Company type

Private

Founded year

1992

Operating status

Operating

Headcount range

11–50 employees

Short description

Liden & Denz is a privately held Russian language school founded in 1992, operating in Moscow and Saint Petersburg with online delivery. It teaches eight languages across CEFR levels A0–C2 to adults, children, corporate clients, and foreign learners using small-group and individual lesson formats.

Ownership category

akta.pro rank

Product category

Language Education Services

NAICS

Language Schools (611630), Language Schools (61163), Exam Preparation and Tutoring (611691), Other Schools and Instruction (6116)

SIC

Services-Educational Services (8200)

akta.pro primary industry

General Language Schools & Institutes (EDAMAFAA)

akta.pro secondary industries

In-Person Language Tutoring & Small-Group Classes (EDAMAFAE), Live Online Language Tutoring & Small-Group Classes (EDAMAFAD), General Language Schools (Multi-Language) (EDAIAEAA)

Keywords

• Language school services
• Foreign language courses
• Corporate language training
• Exam preparation courses
• Online language classes

Headquarters

HQ city

Saint Petersburg

HQ country

Russia

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Group Language Courses: Small-group language instruction in English, German, French, Italian, Japanese, and Russian as a foreign language. Monthly packages ranging from 8,000 to 14,400 rubles depending on language and schedule (morning or evening). Delivered in-person and online.
2. Individual Lessons: One-on-one instruction with either Russian-speaking or native-speaker teachers. Minimum package of 10 academic hours priced from 17,000 to 21,000 rubles depending on teacher type.
3. Corporate / Business Language Training: Dedicated business language courses for corporate clients, including preparation for exams and specialized business communication.
4. Exam Preparation Courses: Language exam preparation including Goethe Institute certification and international language proficiency tests.
5. Conversation Clubs and Cultural Events: Supplementary conversational practice sessions and cultural events that complement formal coursework.
6. Gift Certificates: Gift certificates sold for individual lessons, group courses, or open-amount vouchers.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Liden & Denz is a private foreign language school operating since 1992, delivering small-group and individual instruction in English, German, French, Italian, Japanese, Russian as a foreign language, Arabic, and Chinese. Courses are delivered in-person at equipped classrooms in Moscow and Saint Petersburg, as well as online and in hybrid formats, spanning proficiency levels A0 through C2 for individual learners, corporate clients, and exam candidates.

Product overview

Liden & Denz is a language school (Школа иностранных языков) operating in Moscow and Saint Petersburg since 1992, offering in-person, online, and hybrid language instruction. Its core product portfolio comprises small-group language courses and individual lessons across 8 languages: English, German, French, Italian, Japanese, Russian (as a foreign language), Arabic, and Chinese. These are complemented by corporate training programs, exam preparation courses, conversation clubs, and free online language proficiency tests. The school uses a communicative teaching methodology with fully equipped modern classrooms and is internationally accredited by EAQUALS and IALC. Students may start groups monthly, with programs spanning proficiency levels A0 through C2.

Differentiator

Problem solved

Functional benefit

Quantifiable outcome

• Students have achieved Goethe Institute B1 certification with scores of 90-95/100 within approximately 2 years of study
• +2 more outcomes

Named customers4 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators4 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• Alibra School: Russian private language school with Moscow and St. Petersburg presence offering English and European languages. Direct competitor for in-person group and individual language instruction in the same cities.
• BKC International Language School: One of the largest Russian private language school chains offering group and individual courses in multiple languages across Moscow and other cities. Direct competitor for Russian adult learners seeking accredited language instruction.
• Language Link (Russian language school): Moscow-based private language school offering English and other languages in small-group and individual formats. Direct competitor with overlapping curriculum and target audience in the Russian capital.

Broad incumbents

• Wall Street English: Global English-language franchise with in-person centers and blended online methodology. Comparable in small-group adult English instruction and internationally branded curriculum.
• Inlingua International: Global language school franchise with multilingual direct-method teaching. Comparable through immersion methodology and international franchise network targeting adult language learners.
• English First (EF Education First): Global language education company with presence in Russia offering English and other languages via in-person and online formats. Broader incumbent with portfolio approach, competing for the same corporate and individual learners.
• Berlitz Corporation: Globally recognized language training provider offering in-person and online instruction for individuals and corporations. Comparable in offering immersive methodology and international accreditation positioning.

Emerging players

• Novakid: Online English school for children with native-speaker teachers operating globally. Partial overlap in language tutoring with native-speaker faculty, but differentiated by kids-focused online-only model.
• Skyeng: Russia's largest online English language platform with technology-enabled tutor matching and adaptive learning. Comparable in language learning focus but differentiated by digital-first model and tech stack.
• Puzzle English: Russia-based online English learning platform with gamified self-study and tutor access. Adjacent competitor in the Russian digital language learning space, primarily targeting self-directed learners.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/russiancourses
• Facebookfacebook.com/Learn.Russian.In.Russia

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

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 Liden & Denz