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Portrait of François Tenailleau

François Tenailleau


CMS Francis Lefebvre Avocats
2 rue Ancelle
92522 Neuilly-sur-Seine
Languages French, English

François Tenailleau is a partner in the Public Law Department. He heads the Infrastructure practice. He practices public business law and in particular in the following areas: public contracts (including public procurement contracts, concessions, public-private partnerships, agreements relating to the occupancy of the public domain, complex contractual arrangements) and other public law matters: public property law, financing of public entities, public and parapublic institutions, social housing and state aids.

For more than 20 years, he has been acting as an advisor and a litigator for his clients: which include operators in all economic sectors and building companies, financial institutions and infrastructure funds, as well as public sector entities.

He is recognized as an expert in his field and is regularly consulted by French government authorities and professional organizations. In particular, he was a member of the group of experts associated with the drafting of the French public procurement code and is involved in  the group in charge of the revision of standards clauses applicable to public procurement contracts.

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Public Law: Public Contacts, Band 2

Chambers Europe 2021

Highly-regarded (project development, project finance)

IFLR1000 2021

Administrative and public law ; Industry focus: Energy

Legal 500 EMEA 2020

Admistrative law

Best lawyer 2021

Public Law | Band 2 ; Public Law: Public Contacts | Band 2

Chambers Europe 2020

Relevant experience

  • Lecturer on the Master's degree course in public business law at the Sorbonne Law School (University of Paris I)
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Memberships & Roles

  • Member of CEF-O-PPP (French Centre for Expertise and Observation of Public-Private Partnerships)
  • Member of the Legal Globalization Public Contracts Network
  • Member of group of experts responsible for drafting the French Public Procurement Code
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François Tenailleau has written numerous publications in his areas of expertise, and in particular with Lexis Nexis – Jurisclasseur Edition:

  • Folders on Public-Private Partnerships contracts  (september 2019)
  • Folders on Energy Savings Performance contracts (november 2020)

François also frequently writes in legal journals (AJDA, JCP Administrations et Collectivités territoriales, Contrats et marchés publics, etc.), and trade publications (Le Moniteur,  Option Finance, etc.), for example recently:

  • Théorie de l’imprévision, mode d’emploi, Le Moniteur, 16 octobre 2020
  • La prise en charge des surcoûts Covid 19 dans les marchés publics de travaux, Le Moniteur web, 17 juin 2020
  • Commande publique : L’ordonnance « coronavirus », une gestion de l’extrême urgence ?, Le Moniteur, 10 avril 2020
  • Les marchés globaux de performance : heureuse confirmation d'une occasion saisie, AJDA 2019 p.1814
  • Acteurs de la Smart City, Comment offrir vos services aux collectivités publiques, Option finance, la lettre de l’immobilier, 16 septembre 2019,
  • L’action en paiement en contentieux administratif, avec Stéphane Austry et Augustin Briere de la Hosseraye, AJDA, 3 juin 2019
  • Notre-Dame, Comment combiner mécenat et commande publique ?, Le Moniteur web, 19 avril 2019 (Interview)
  • Entrée en vigueur du nouveau code de la commande publique :Quels changements pour les praticiens ?, Option Finance, 1er avril 2019
  • Commande publique :  Quels délais de recours respecter en cas de litige d’exécution contractuelle ?, Le Moniteur – 29 mars 2019
  •  Acheteurs à statut privé, se référer aux CCAG marchés publics, une fausse bonne idée !, Le Moniteur, 29 juin 2018
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  • Post-graduate degree (DESS) in Public Law, specialising in Urban Planning & Public Works, University of Paris I - Panthéon-Sorbonne (1996)
  • Institute of Public Business Law, University Paris XI - Paris-Sud (1998)
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11 April 2019
En­trée en vi­gueur du nou­veau Code de la com­mande pub­lique : quels change­ments...


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The 2020 edi­tion of the Leg­al 500 Par­is guide is avail­able. We thank our cli­ents for their trust and sup­port!This year, our firm is ranked in 20 ex­pert­ise, in­clud­ing: 4 in Tier 1: Tax; Em­ploy­ment; Se­cur­it­isa­tion...
09 July 2020
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The 2021 edi­tion of IFLR1000 has been pub­lished. This guide, which spe­cial­ises in fin­an­cial and busi­ness law, ranks the best law firms in these fields around the world. We would par­tic­u­larly like to thank...
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The 2020 edi­tion of the Leg­al 500 EMEA guide is out. We would par­tic­u­larly like to thank our cli­ents for put­ting their trust in us! Our law firm’s rank­ings in France, Al­ger­ia and Mo­rocco France 4 in...
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The 2020 edi­tion of Cham­bers & Part­ners Europe guide has been pub­lished. We would par­tic­u­larly like to thank our cli­ents for put­ting their trust in us! Our law firm rank­ings These re­cog­ni­tions in tax...
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The pub­lic au­thor­it­ies have quickly an­nounced po­s­i­tions on pub­lic pro­cure­ment to re­spond to the cov­id-19 crisis. For all that, as in many oth­er fields of law for which tem­por­ary pro­vi­sions to con­front...
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