Patios & Terraces, Single-Family Homes, Renovation, Extension, New Build, Villa, Design / Plans, Building permits, Consulting
Single-Family Homes, Extension, New Build, Feasibility Studies, Restoration, Villa, Design / Plans, Building permits, Consulting
Vertical expension, Single-Family Homes, Renovation, Townhouses, Extension, New Build, Feasibility Studies, Design / Plans, Building permits, Construction Management, Consulting
Single-Family Homes, New Build, Feasibility Studies, Design / Plans, Building permits, Consulting
Conversion, Retail, Interior Architecture & Design, Restoration, Design / Plans, Building permits, Consulting
Project Management, Commercial - industrial, Offices, Warehouses, Interior Architecture & Design, New Build, Feasibility Studies, Design / Plans, Building permits, Construction Management, Consulting
Project Management, Commercial - industrial, Offices, Warehouses, Interior Architecture & Design, New Build, Feasibility Studies, Design / Plans, Building permits, Construction Management, Consulting
Conversion, Hotels - Restaurants, Renovation, Feasibility Studies, Restoration, Design / Plans, Building permits, Consulting
Public Access Buildings, Extension, New Build, Feasibility Studies, Design / Plans, Building permits, Consulting
Project Management, Apartment, Renovation, Interior Architecture & Design, Extension, New Build, Feasibility Studies, Restoration, Design / Plans, Building permits, Construction Management, Consulting
Project Management, Building Upgrades, Apartment, Renovation, Interior Architecture & Design, Extension, New Build, Feasibility Studies, Restoration, Design / Plans, Building permits, Construction Management, Consulting
Project Management, Apartment, Renovation, Interior Architecture & Design, Extension, New Build, Feasibility Studies, Restoration, Design / Plans, Building permits, Construction Management, Consulting
Single-Family Homes, Renovation, Interior Architecture & Design, Extension, Feasibility Studies, Restoration, Villa, Design / Plans, Building permits, Construction Management, Consulting
Exterior, New Build, Feasibility Studies, Design / Plans, Building permits, Construction Management, Consulting
Multi-unit Residential, New Build, Feasibility Studies, Design / Plans, Consulting
Exterior, New Build, Feasibility Studies, Design / Plans, Consulting
Multi-unit Residential, New Build, Feasibility Studies, Design / Plans, Consulting
Project Management, Commercial - industrial, Offices, Warehouses, Interior Architecture & Design, New Build, Feasibility Studies, Design / Plans, Building permits, Construction Management, Consulting
Single-Family Homes, Passive House / Eco-friendly, Smart Homes, Townhouses, New Build, Feasibility Studies, Villa, Design / Plans, Consulting
Conversion, Building Upgrades, Apartment, Renovation, Interior Architecture & Design, Feasibility Studies, Restoration, Design / Plans, Consulting
Conversion, Building Upgrades, Multi-unit Residential, Renovation, New Build, Feasibility Studies, Restoration, Design / Plans, Building permits, Consulting
Patios & Terraces, Single-Family Homes, Renovation, Extension, New Build, Villa, Design / Plans, Building permits, Consulting
Single-Family Homes, Extension, New Build, Feasibility Studies, Restoration, Villa, Design / Plans, Building permits, Consulting
Vertical expension, Single-Family Homes, Renovation, Townhouses, Extension, New Build, Feasibility Studies, Design / Plans, Building permits, Construction Management, Consulting
Single-Family Homes, New Build, Feasibility Studies, Design / Plans, Building permits, Consulting
Conversion, Retail, Interior Architecture & Design, Restoration, Design / Plans, Building permits, Consulting
Project Management, Commercial - industrial, Offices, Warehouses, Interior Architecture & Design, New Build, Feasibility Studies, Design / Plans, Building permits, Construction Management, Consulting
Project Management, Commercial - industrial, Offices, Warehouses, Interior Architecture & Design, New Build, Feasibility Studies, Design / Plans, Building permits, Construction Management, Consulting
Conversion, Hotels - Restaurants, Renovation, Feasibility Studies, Restoration, Design / Plans, Building permits, Consulting
Public Access Buildings, Extension, New Build, Feasibility Studies, Design / Plans, Building permits, Consulting
Project Management, Apartment, Renovation, Interior Architecture & Design, Extension, New Build, Feasibility Studies, Restoration, Design / Plans, Building permits, Construction Management, Consulting
Project Management, Building Upgrades, Apartment, Renovation, Interior Architecture & Design, Extension, New Build, Feasibility Studies, Restoration, Design / Plans, Building permits, Construction Management, Consulting
Project Management, Apartment, Renovation, Interior Architecture & Design, Extension, New Build, Feasibility Studies, Restoration, Design / Plans, Building permits, Construction Management, Consulting
Single-Family Homes, Renovation, Interior Architecture & Design, Extension, Feasibility Studies, Restoration, Villa, Design / Plans, Building permits, Construction Management, Consulting
Exterior, New Build, Feasibility Studies, Design / Plans, Building permits, Construction Management, Consulting
Multi-unit Residential, New Build, Feasibility Studies, Design / Plans, Consulting
Exterior, New Build, Feasibility Studies, Design / Plans, Consulting
Multi-unit Residential, New Build, Feasibility Studies, Design / Plans, Consulting
Project Management, Commercial - industrial, Offices, Warehouses, Interior Architecture & Design, New Build, Feasibility Studies, Design / Plans, Building permits, Construction Management, Consulting
Single-Family Homes, Passive House / Eco-friendly, Smart Homes, Townhouses, New Build, Feasibility Studies, Villa, Design / Plans, Consulting
Conversion, Building Upgrades, Apartment, Renovation, Interior Architecture & Design, Feasibility Studies, Restoration, Design / Plans, Consulting
Conversion, Building Upgrades, Multi-unit Residential, Renovation, New Build, Feasibility Studies, Restoration, Design / Plans, Building permits, Consulting

Norbert LEFRANC

NORBERT

93220 Gagny

Registered architect : 049570

SIRET: 43152378600025

Contact NORBERT

Fast

No commitment

Free

No registration

NORBERT is available for new projects

The architecture agency of Norbert LEFRANC places great importance on human connection, in order to clearly understand the wishes and expectations of each client.

Through a careful assessment of the site and all regulatory aspects (urban planning rules, public building standards, fire safety, accessibility for people with reduced mobility), the architect’s guiding principle is to maintain constant dialogue with his clients. His sole objective is to guide them through every step of their project — from thermal regulations to additional costs and legal obligations — while helping them make informed choices based on their budget and priorities.

Methodology

Whether working on an existing building or a new plot of land, the architect’s first mission is generally to carry out a feasibility study.
This visit allows for an initial financial estimate of the project. The cost of this service, offered at a modest rate, will be deducted from future fees if the project is confirmed and goes ahead.

If both parties agree, a contractual document is then signed. It clearly defines the scope of the mission, divided into three phases:

  • Phase 1 → Preliminary Design (APS)
    Development of plans and written documents for the building permit application.
    During this stage, the architect organizes several meetings to help the client visualize the project and provide feedback — including plans, elevations, and realistic 3D renderings.

Fees are fixed and all-inclusive; the architect undertakes to handle all administrative procedures until the permit is officially approved by the relevant authorities.

  • Phase 2 → Tender Documents (DCE)
    Preparation of a detailed description of the works, including both written and graphic documents.
    This file enables construction companies to provide accurate quotations, after which the client and architect jointly select the firms that best meet the project’s specifications.
  • Phase 3 → Construction Management (EXE)
    Once the contractors are chosen, the architect oversees the site from start to finish — from the launch of construction to the final handover.
    He plans and supervises the work, ensuring progress and compliance through weekly progress reports.

Don’t hesitate to contact Norbert LEFRANC!

Services Provided

19 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

Smart Homes

Townhouses

Country Homes

Apartment

Multi-unit Residential

Retail

Hotels - Restaurants

Commercial - industrial

Offices

Warehouses

Industrial Buildings

Exterior

Public Access Buildings

Tiny house

Villa

Factory

12 type of work

New Build

Renovation

Vertical expension

Extension

Patios & Terraces

Building Upgrades

Conversion

Project Management

Interior Architecture & Design

Feasibility Studies

Restoration

Attic

5 missions

Design / Plans

Building permits

Construction Management

Consulting

Home pre-purchase advice

0 styles

3 types of travel

Departemental

Regional

National

2 languages

French

English

2 method of payment

Cheque

Transfer

User opinions

Latest Achievements

Norbert LEFRANC

NORBERT

93220 Gagny

Fast

No commitment

Free

No registration

Contact NORBERT

Fast

No commitment

Free

No registration

En renseignant ces données, vous consentez à leur utilisation pour que TROUVERMONARCHITECTE vous propose des architectes en fonction de vos besoins.