Monsieur Compta

Monsieur Compta

General Presentation

Monsieur Compta is an accounting firm registered with the Paris Order of Chartered Accountants. Based in Vincennes (94300), in Île-de-France, it primarily supports entrepreneurs, startups, SMEs, and very small enterprises in the accounting, administrative, social, tax, and legal management of their activities. The company emphasizes a modern, human, and entrepreneurial approach, integrating numerous digital tools to simplify management and business control. Monsieur Compta offers a complete range of services, from business creation to tax optimization, including accounting follow-up, payroll management, and financial control through innovative solutions such as Pennylane, Odoo, Finthesis, and Power BI.
Website: https://monsieur-compta.fr/
Contact: contact@monsieur-compta.fr / 01 46 07 35 15
Address: 110 rue de Fontenay, 94300 Vincennes

History and Origins

Monsieur Compta was founded by entrepreneurs wishing to provide modern leaders with support tailored to the reality of today's businesses. With 15 years of experience, the firm has evolved to integrate the latest digital innovations and meet the specific needs of startups, SMEs, and very small enterprises. The team has developed particular expertise in supporting innovative companies, managing growth, and optimizing tax systems (CIR, CII, JEI). The firm has gradually equipped itself with connected tools and advanced management solutions to offer its clients simplified, transparent, and responsive management while maintaining strong human proximity (source: Who We Are page, https://monsieur-compta.fr/qui-sommes-nous/).

Products and Services

Monsieur Compta offers a comprehensive range of accounting, administrative, social, tax, and legal services. The services are tailored to each type of client (startup, SME, very small enterprise, business creator, artisan, e-commerce, etc.) and rely on cutting-edge digital tools.

Support for Business Creation

• Advice on choosing the legal status (SAS, SARL, EI, etc.)
• Development of business plans (forecasts, financing plans, cash flow needs)
• Preparation of business creation files (statutes, administrative formalities, registration, legal announcement)
• Support for obtaining financing (bank loans, grants, crowdfunding, public aid)
• Optimization of the tax and social framework from the outset
• Creation fees waived subject to signing a letter of engagement (source: Business Creation page, https://monsieur-compta.fr/creation-entreprise/)

Accounting Expertise

• Bookkeeping and entry of accounts
• Tax declarations (VAT, corporate tax, CFE, etc.)
• Social declarations
• Preparation of annual accounts, detailed income statement, tax return
• Profitability studies, financial audits, cash flow forecasts
• Activity audits and personalized advice
• Real-time monitoring using connected digital tools (Pennylane, Odoo, Finthesis, Power BI)
• Accounting tailored to each sector of activity (craft, e-commerce, services, industry, etc.)
• Management of legal obligations and support during tax audits (source: Accounting Management page, https://monsieur-compta.fr/gestion-comptable/)

Administrative and Social Management

• Social and HR management (drafting employment contracts, issuing payslips, social declarations)
• Monitoring of client receivables and supplier debts
• Implementation of performance indicators accessible online
• Management of relations with social organizations (Urssaf, retirement, insurance, mutual)
• Support for opening insurance and mutual contracts
• Configuration of nominative social declarations (DSN)
• Outsourcing of payroll management (from €25 excluding tax / employee)
• Management of legal payroll formalities (employment declarations, contracts, terminations, etc.)
• Management of relations with various social organizations (source: Payroll Management page, https://monsieur-compta.fr/gestion-de-vos-paies/)

Tax and Legal

• Advice on tax and financial strategy
• Support in choosing the legal form and tax regime
• Creation of holdings, drafting of statutes, minutes of general meetings
• Preparation of all tax declarations (VAT, corporate tax, CFE, etc.)
• Assistance and representation in case of tax audits
• Tax optimization, support for optimizing deductions, tax credits, reducing the tax burden (source: various pages, including https://monsieur-compta.fr/qui-sommes-nous/)

Support for Startups and Innovative Companies

• Eligibility audits and preparation of files for the Research Tax Credit (CIR) and Innovation Tax Credit (CII)
• Support for obtaining and maintaining the status of Young Innovative Company (JEI)
• Preparation and monitoring of CIR/CII approval files
• Advice on non-dilutive financing (loans, grants, public aid)
• Support for structuring and growth (management, KPI monitoring, business intelligence)
• Monitoring of tax systems specific to startups (BSPCE, JEI, CIR, CII, etc.)
• Advice on holding structure and wealth management (source: Startups page, https://monsieur-compta.fr/gestion-comptable/startup/)

Business Management and Business Intelligence

• Implementation of personalized dashboards with Power BI
• Real-time monitoring of key performance indicators (KPIs)
• Visualization and analysis of financial, commercial, and operational data
• Integration of data from Pennylane, Odoo, Finthesis, etc.
• Support for strategic decision-making through data visualization
• Customization of indicators according to the activity and objectives of the business (source: Power BI page, https://monsieur-compta.fr/nos-applications-de-gestion/business-intelligence-power-bi/)

Digitalization and Connected Tools

• Provision of a dedicated application to follow accounting remotely
• Digital transmission and archiving of documents
• Electronic invoicing software compliant with the 2026-2027 reform (Factur-X, UBL, CII)
• Integration and synchronization with Pennylane, Odoo, Finthesis, Tiime, Waibi
• Notifications, multi-user access, automation of accounting flows
• Assistance in preparing for mandatory electronic invoicing (source: Electronic Invoicing page, https://monsieur-compta.fr/facturation-electronique-2026-2027/)

Sector-Specific and Localized Offers

• Offers dedicated to startups, SMEs, artisans, e-commerce, liberal professions
• Specific support for company creation, holding management, rapid growth
• Tailored missions for companies in the Paris region and Val-de-Marne (Vincennes, Paris 12, Créteil, Vitry-sur-Seine, Ivry-sur-Seine, Saint-Maur-des-Fossés, Saint-Mandé, Montreuil, etc.)
• Remote support throughout France using digital tools (source: localized pages, e.g., https://monsieur-compta.fr/expert-comptable-vincennes/)

Resources and Educational Support

• Practical guides (white paper on the 50 KPIs, business creation guide, electronic invoicing guide)
• Blog on accounting and tax news, advice for entrepreneurs, sector analyses
• Personalized workshops, video conference appointments, availability via WhatsApp, phone, email
• Unlimited advice for clients (source: Blog and Resources page, https://monsieur-compta.fr/actualite-comptable/)

Value Proposition

Monsieur Compta stands out for its approach centered on simplicity, transparency, and responsiveness. The firm offers:

• Personalized, human, and accessible support at every stage of the company's life
• Strong expertise in supporting startups and innovative companies (CIR, CII, JEI)
• Advanced integration of digital tools to automate and secure accounting management
• Unlimited advice and permanent availability (phone, email, video, WhatsApp)
• All-inclusive offers, with no hidden fees, clear and competitive pricing
• Real-time monitoring of the financial situation through advanced dashboards
• Pedagogy and clear communication, supported by numerous authentic client testimonials
• The ability to support both business creators and rapidly growing structures (source: Who We Are pages, Accounting Management, Power BI, Business Creation)

Target Clientele

Monsieur Compta addresses a wide range of professional clients, with a fine segmentation of its offers and tools:

• Innovative and Connected Startup: leaders of startups, innovation companies, SaaS companies, technology firms seeking support on tax systems, structuring, and non-dilutive financing.
• Cautious and Supported Business Creator: entrepreneurs in the creation phase, project holders wishing to secure processes, optimize status choice, and obtain a solid business plan.
• Pragmatic SME/Very Small Enterprise Leader: business owners wishing to outsource accounting management, benefit from unlimited advice, and use digital tools to monitor their activity.
• SME/Startup Concerned with Financial Management: rapidly growing companies requiring advanced management tools (Power BI, KPI monitoring, data visualization).
• Local Artisans Seeking Digital Proximity: artisans, merchants, restaurateurs looking for personalized support, simplified management, and permanent accessibility.
• Growing Very Small Enterprises: leaders of very small enterprises seeking to structure their management and optimize their accounting, tax, and social monitoring.
• Entrepreneurs Focused on Tax Optimization: leaders of SMEs/very small enterprises wishing to maximize their tax optimization while complying with legislation (source: brand identity and service pages).

Market and Positioning

Monsieur Compta primarily operates in Île-de-France, with a strong local presence in Vincennes and Val-de-Marne, but also offers its services throughout France via digitalization. The firm positions itself in the mid-range segment, with a transparent and competitive pricing policy. It aims to combine the proximity of a local firm with the power of digital tools to meet the needs of modern entrepreneurs, startups, SMEs, as well as artisans and liberal professions.
The firm differentiates itself through its specialization in supporting innovative companies and its ability to integrate the latest regulatory developments (electronic invoicing, KPI management, flow automation).

Technologies and Tools Used

Monsieur Compta integrates the following digital solutions into its missions:

• Pennylane: an accounting and financial management platform approved for electronic invoicing, allowing for the centralization, creation, and tracking of invoices, automation of accounting, bank synchronization, and real-time flow management.
• Odoo: a complete ERP for integrated management of accounting, commercial, and operational processes.
• Finthesis: a financial management and data analysis solution.
• Power BI: a business intelligence tool for creating personalized dashboards, tracking KPIs, and advanced data analysis.
• Tiime, Waibi: other management and synchronization applications.
• Digital transmission and archiving tools: for document management, transmission of accounting documents, and compliance with the 2026-2027 electronic invoicing reform (source: Power BI, Pennylane, Electronic Invoicing, Accounting Management pages).

Commitments and Values

• Proximity and Human Relationship: personalized support, direct contact with a dedicated advisor, availability via phone, email, video, WhatsApp.
• Responsiveness and Accessibility: quick responses, unlimited advice, online or in-person appointments.
• Transparency: clear pricing, no hidden fees, detailed quotes.
• Innovation: integration of digital tools, automation, regulatory monitoring, continuous adaptation to sector developments.
• Pedagogy and Social Proof: clear explanations, support in decision-making, numerous published client testimonials (source: Who We Are, Accounting Management, Business Creation pages).

Client Testimonials

Monsieur Compta benefits from numerous positive client reviews, highlighting:

• The professionalism, responsiveness, and pedagogy of the team
• The clarity of explanations and the speed of processing procedures
• The quality of follow-up, availability, and listening
• Tailored support during business creation or growth management
• The effectiveness of digital tools (Pennylane, Power BI dashboards)
• Transparent pricing and absence of hidden fees
• The ability to simplify administrative and accounting management (source: Who We Are, Payroll Management, Power BI, verified Google reviews pages).

News and Resources

Monsieur Compta regularly publishes articles, guides, and analyses on its blog, covering:

• Regulatory developments (electronic invoicing, finance law, VAT, legal statuses)
• Tax systems for startups (CIR, CII, JEI, BSPCE)
• Best practices in management, control, and financial optimization
• Digital tools and their integration into business management
• Advice for business creation, status choice, payroll management, etc.
• Downloadable practical guides (white paper on the 50 KPIs, business creation guide, electronic invoicing guide)
• Answers to frequently asked questions from entrepreneurs (source: Blog page, https://monsieur-compta.fr/actualite-comptable/)

CSR Commitments and Recruitment

• Monsieur Compta values a dynamic, entrepreneurial work environment open to innovation.
• The firm regularly seeks new talents who share its values and team spirit.
• The company is committed to providing human support and working seriously without taking itself too seriously (source: We Are Recruiting page, https://monsieur-compta.fr/nous-recrutons/).

FAQ - Frequently Asked Questions

Q: What types of companies can call on Monsieur Compta?
Monsieur Compta supports startups, SMEs, artisans, liberal professions, e-commerce businesses, and business creators, regardless of their sector of activity (source: Who We Are, Accounting Management pages).

Q: Does the firm only operate in Vincennes?
No, Monsieur Compta is based in Vincennes but operates throughout Île-de-France (Paris 12, Créteil, Vitry-sur-Seine, Ivry-sur-Seine, Saint-Maur-des-Fossés, etc.) and also supports clients across France thanks to its digital tools (source: localized pages).

Q: Can we outsource the entire payroll management?
Yes, the firm offers complete outsourcing of payroll management, from drafting contracts to issuing payslips and managing social declarations (source: Payroll Management page).

Q: Does Monsieur Compta support the creation of holdings?
Yes, the firm supports the creation of holdings, drafting statutes, tax optimization, and wealth structuring (source: Tax & Legal, Business Creation pages).

Q: What digital tools are offered?
Monsieur Compta offers Pennylane, Odoo, Finthesis, Power BI, Tiime, Waibi, as well as a dedicated application for monitoring accounting and digitally transmitting documents (source: Power BI, Pennylane pages).

Q: Is the firm ready for the 2026-2027 electronic invoicing reform?
Yes, Monsieur Compta supports its clients in complying with the reform by integrating approved solutions (Pennylane, Factur-X, UBL, CII) and updating internal procedures (source: Electronic Invoicing page).

Q: Can we get a personalized quote?
Yes, it is possible to request a free personalized quote via the website or by phone (source: Quotes page).

Q: What are the advantages of startup support?
Support on CIR, CII, JEI, non-dilutive financing, legal structuring, financial management, personalized advice, KPI monitoring, adapted digital tools (source: Startups page).

Q: Do you offer unlimited advice?
Yes, clients benefit from unlimited advice throughout the mission, via phone, email, video, or WhatsApp (source: Who We Are, Accounting Management pages).

Q: What are the rates?
Rates are competitive, scalable, and without hidden fees. A detailed quote is provided after analyzing needs (source: various pages).

Q: What are the main sectors of intervention?
Startups, e-commerce, crafts, construction, liberal professions, industry, business services, activities for individuals (source: localized pages).

Q: Can we follow our accounting in real-time?
Yes, thanks to the integration of digital tools (Pennylane, Power BI), clients can monitor their indicators and accounting in real-time (source: Power BI, Accounting Management pages).

Q: Does the firm conduct performance audits?
Yes, Monsieur Compta conducts performance audits to provide a clear view of the financial and economic health of the company (source: localized pages).

Q: Can we organize video conference appointments?
Yes, the firm offers video appointments for more flexibility and responsiveness (source: various pages).

Q: What are the steps to create a business with Monsieur Compta?
Advice on status, development of the business plan, preparation of the file, administrative formalities, registration, post-creation follow-up (source: Business Creation page).

Practical Information

• Commercial and Legal Name: Monsieur Compta
• Address: 110 rue de Fontenay, 94300 Vincennes, France
• Phone: 01 46 07 35 15
• Email: contact@monsieur-compta.fr
• Website: https://monsieur-compta.fr/
• Social Media: Facebook, LinkedIn

Sources

• https://monsieur-compta.fr/
• https://monsieur-compta.fr/qui-sommes-nous/
• https://monsieur-compta.fr/creation-entreprise/
• https://monsieur-compta.fr/gestion-comptable/
• https://monsieur-compta.fr/gestion-de-vos-paies/
• https://monsieur-compta.fr/facturation-electronique-2026-2027/
• https://monsieur-compta.fr/nos-applications-de-gestion/business-intelligence-power-bi/
• https://monsieur-compta.fr/expert-comptable-pennylane/
• https://monsieur-compta.fr/actualite-comptable/
• https://monsieur-compta.fr/nous-recrutons/

Information verified and up to date as of September 19, 2026.