{"id":4568,"date":"2021-04-07T12:50:17","date_gmt":"2021-04-07T10:50:17","guid":{"rendered":"https:\/\/www.weforge.fr\/?p=4568"},"modified":"2026-06-12T13:48:28","modified_gmt":"2026-06-12T11:48:28","slug":"serial-entrepreneur-jean-charles-rongere","status":"publish","type":"post","link":"https:\/\/www.matikom.fr\/weforge\/actualites\/serial-entrepreneur-jean-charles-rongere\/","title":{"rendered":"Serial Entrepreneur &#8211; Jean-Charles Rong\u00e8re"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Ce que j\u2019aime dans la vie de dirigeant c\u2019est la libert\u00e9, et le fait de porter mes choix.<\/p>\n<cite>Jean-Charles RONGERE, cofondateur de Cross Data<\/cite><\/blockquote>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Sommaire<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.matikom.fr\/weforge\/actualites\/serial-entrepreneur-jean-charles-rongere\/#Peux-tu_te_presenter\" >Peux-tu te pr\u00e9senter ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.matikom.fr\/weforge\/actualites\/serial-entrepreneur-jean-charles-rongere\/#Quels_partenaires_metiers_tont_aide_dans_ton_developpement\" >Quels partenaires m\u00e9tiers t\u2019ont aid\u00e9 dans ton d\u00e9veloppement ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.matikom.fr\/weforge\/actualites\/serial-entrepreneur-jean-charles-rongere\/#Quelles_sont_les_ambitions_pour_ton_entreprise\" >Quelles sont les ambitions pour ton entreprise ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.matikom.fr\/weforge\/actualites\/serial-entrepreneur-jean-charles-rongere\/#Peux-tu_nous_dire_quelques_mots_sur_ton_parcours_dentrepreneur\" >Peux-tu nous dire quelques mots sur ton parcours d\u2019entrepreneur ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.matikom.fr\/weforge\/actualites\/serial-entrepreneur-jean-charles-rongere\/#Quest_ce_qui_tanime\" >Qu&rsquo;est ce qui t&rsquo;anime ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.matikom.fr\/weforge\/actualites\/serial-entrepreneur-jean-charles-rongere\/#Le_declic_pour_lancer_ton_activite\" >Le d\u00e9clic pour lancer ton activit\u00e9 ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.matikom.fr\/weforge\/actualites\/serial-entrepreneur-jean-charles-rongere\/#Peux-tu_nous_partager_3_cles_de_succes_pour_mener_a_bien_son_projet\" >Peux-tu nous partager 3 cl\u00e9s de succ\u00e8s, pour mener \u00e0 bien son projet ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.matikom.fr\/weforge\/actualites\/serial-entrepreneur-jean-charles-rongere\/#Un_conseil_pour_quelquun_qui_souhaite_creer_son_entreprise\" >Un conseil pour quelqu\u2019un qui souhaite cr\u00e9er son entreprise ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.matikom.fr\/weforge\/actualites\/serial-entrepreneur-jean-charles-rongere\/#Un_petit_mot_sur_WeForge\" >Un petit mot sur WeForge ?<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Peux-tu_te_presenter\"><\/span>Peux-tu te pr\u00e9senter ? <span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jean-Charles Rong\u00e8re<\/strong> : <a href=\"https:\/\/www.crossdata.tech\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Cross Data<\/a> est une soci\u00e9t\u00e9 cr\u00e9\u00e9e en 2019, c\u2019est la r\u00e9union de 3 entreprises existantes : Coto Conseil (Data Science) lanc\u00e9e par Pierre Girardeau, \u00c6ON Cr\u00e9ation (Ing\u00e9nierie Logicielle) lanc\u00e9e par Jean-Baptiste Juin et Quatrix (Consulting en Marketing), que j\u2019ai lanc\u00e9e en 2017. On propose de l&rsquo;intelligence artificielle pour l\u2019efficacit\u00e9 des entreprises sur 2 volets. D\u2019abord l&rsquo;efficacit\u00e9 commerciale, nous aidons nos clients \u00e0 identifier les opportunit\u00e9s qu\u2019ils peuvent avoir sur leur client\u00e8le existante ou sur un nouveau march\u00e9 . Ensuite, l\u2019efficacit\u00e9 industrielle, o\u00f9 on les accompagne de mani\u00e8re personnalis\u00e9e, dans l\u2019am\u00e9lioration de leurs process.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quels_partenaires_metiers_tont_aide_dans_ton_developpement\"><\/span>Quels partenaires m\u00e9tiers t\u2019ont aid\u00e9 dans ton d\u00e9veloppement ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Au lancement de Cross Data, WeForge ! C\u2019est l\u00e0 que j\u2019ai rencontr\u00e9 Pierre, nous avions chacun un bureau avec nos structures respectives. Pierre a fait la connaissance de Jean-Baptiste \u00e0 la MCTE (Maison de la cr\u00e9ation et transmission des entreprises) dans le cadre de formation pour les entrepreneurs. Dans le cadre de notre d\u00e9veloppement, nous collaborons avec les banques et le cabinet d\u2019Expertise Comptable G\u00e9o Conseils<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">L\u2019objectif premier c\u2019est de continuer \u00e0 grandir, nous \u00e9tions 3 fin 2019 et nous sommes 9 depuis quelques semaines. Dans 2 ans, nous aimerions \u00eatre une vingtaine de collaborateurs\u2026<\/p>\n<cite>Jean-Charles RONGERE, cofondateur de Cross Data<\/cite><\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quelles_sont_les_ambitions_pour_ton_entreprise\"><\/span>Quelles sont les ambitions pour ton entreprise ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019objectif premier c\u2019est de continuer \u00e0 grandir, nous \u00e9tions 3 fin 2019 et nous sommes 9 depuis quelques semaines. Dans 2 ans, nous aimerions \u00eatre une vingtaine de collaborateurs\u2026 Tout en restant au camp de base des entrepreneurs ! D\u2019un point de vue marketing, nous sommes bien reconnus sur le march\u00e9 r\u00e9gional, et l\u2019\u00e9quipe travaille pour se construire une bonne place sur le march\u00e9 national.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Peux-tu_nous_dire_quelques_mots_sur_ton_parcours_dentrepreneur\"><\/span>Peux-tu nous dire quelques mots sur ton parcours d\u2019entrepreneur ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Je me suis lanc\u00e9 en 2014, lorsque je suis arriv\u00e9 \u00e0 WeForge, avec une entreprise de conseil en marketing. Je suis retourn\u00e9 vers le salariat, avant de relancer une activit\u00e9 de consulting qui m\u2019a permis de rencontrer Pierre. <strong>Je ne viens pas d\u2019un univers d\u2019Entrepreneurs, et ce que j\u2019aime dans la vie de dirigeant, c\u2019est la libert\u00e9, et le fait de porter mes choix.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quest_ce_qui_tanime\"><\/span>Qu&rsquo;est ce qui t&rsquo;anime ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D\u2019un point de vue professionnel, tout ce qui est li\u00e9 au progr\u00e8s, d\u2019apprendre des nouvelles choses, d\u2019aller de l\u2019avant et partager \u00e7a avec nos clients.<\/strong> D\u2019un point de vue perso, ma famille, le jeu de r\u00f4le grandeur nature (GN) et l\u2019actualit\u00e9 \u00e9conomique.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-x wp-block-embed-x\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"fr\" dir=\"ltr\">L&#39;enjeu de notre client : &quot;Comment am\u00e9liorer mes process de planification industrielle avec l&#39;IA et la Data ?&quot;\ud83e\udd14<br>Notre solution : un algorithme sur mesure simple et efficace, d\u00e9ploy\u00e9 en 2 mois ! <br>D\u00e9couvrez notre cas client  \ud83d\udc49 <a href=\"https:\/\/t.co\/NQJtU9RhpO\">https:\/\/t.co\/NQJtU9RhpO<\/a> <a href=\"https:\/\/t.co\/VbhF8rD9WE\">pic.twitter.com\/VbhF8rD9WE<\/a><\/p>&mdash; Cross Data (@_crossdata) <a href=\"https:\/\/twitter.com\/_crossdata\/status\/1349635102733688833?ref_src=twsrc%5Etfw\">January 14, 2021<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Le_declic_pour_lancer_ton_activite\"><\/span>Le d\u00e9clic pour lancer ton activit\u00e9 ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Lorsque j\u2019ai d\u00e9marr\u00e9 mon activit\u00e9 de conseil en marketing, c\u2019\u00e9tait une opportunit\u00e9 pro d\u2019un contact de mon r\u00e9seau qui m\u2019a dit \u201cJ\u2019ai envie de te confier des missions, mets toi \u00e0 ton compte !\u201d.<\/strong> Etant donn\u00e9 que je n\u2019\u00e9tais pas \u00e9panoui dans mon travail, \u00e7a a fait sens.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un jour Pierre est venu me voir \u00e0 mon bureau, apr\u00e8s que l\u2019on ait travaill\u00e9 sur un dossier ensemble pour une soci\u00e9t\u00e9 tierce, \u201cj\u2019ai envie de lancer un nouveau produit, qu\u2019en dis-tu ?\u201d. A partir de l\u00e0, on s\u2019est r\u00e9uni chez moi avec Jean-Baptiste et on a commenc\u00e9 \u00e0 \u00e9crire un Business Plan et Cross Data \u00e9tait n\u00e9e.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Peux-tu_nous_partager_3_cles_de_succes_pour_mener_a_bien_son_projet\"><\/span>Peux-tu nous partager 3 cl\u00e9s de succ\u00e8s, pour mener \u00e0 bien son projet ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">1. <strong>Bien conna\u00eetre son environnement<\/strong> : lorsque j\u2019ai lanc\u00e9 ma bo\u00eete de marketing, j\u2019ai rassembl\u00e9 des donn\u00e9es sur 50 concurrents en Anjou, avec leurs sp\u00e9cificit\u00e9s, afin de me positionner l\u00e0 o\u00f9 il y avait un besoin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. <strong>La communication<\/strong> : que ce soit avec ses clients ou ses \u00e9quipes. Si on ne se parle pas, on ne peut pas d\u00e9celer et r\u00e9soudre les probl\u00e8mes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. <strong>L\u2019engagement<\/strong> : promettre des choses atteignables, mesurables\u2026 qui sont dans nos cordes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Un_conseil_pour_quelquun_qui_souhaite_creer_son_entreprise\"><\/span>Un conseil pour quelqu\u2019un qui souhaite cr\u00e9er son entreprise ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Celui que l\u2019on a appliqu\u00e9 avec Cross Data au d\u00e9but : <strong>un pr\u00e9-mortem<\/strong>. Se dire que dans un an nous avons tout rat\u00e9, et que l\u2019entreprise ferme. Lister toutes les causes possibles, de mani\u00e8re honn\u00eate. Par exemple, la Covid-19 pour le secteur du Tourisme. Dans ce cas de figure s\u2019il n\u2019y a pas de solution, on provisionne, on anticipe&#8230; et on vient mitiger le risque.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Un_petit_mot_sur_WeForge\"><\/span>Un petit mot sur WeForge ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>BANZAIII !<\/strong> (Rires, NDLR) C\u2019est un creuset pour nous, on y trouve des clients, des partenaires, des collaborateurs \u00e0 recruter&#8230; on grandit ensemble. Pour illustrer tout \u00e7a : nous avons r\u00e9serv\u00e9 un bureau \u00e0 <strong><a href=\"https:\/\/www.matikom.fr\/weforge\/office-la-roche-sur-yon\/\">WeForge La Roche-sur-Yon<\/a><\/strong> d\u00e8s l\u2019ouverture du nouveau lieu !<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong>Jean-Charles Rong\u00e8re<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><a href=\"mailto:juliettecottin@gmail.com\" target=\"_blank\" rel=\"noreferrer noopener\"><strong><a href=\"mailto:contact@crossdata.tech\">contact@crossdata.tech<\/a><\/strong><\/a><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"438\" height=\"1024\" src=\"https:\/\/www.matikom.fr\/weforge\/wp-content\/uploads\/2021\/04\/CrossData_Infographie_v1-438x1024.png\" alt=\"\" class=\"wp-image-4569\" srcset=\"https:\/\/www.matikom.fr\/weforge\/wp-content\/uploads\/2021\/04\/CrossData_Infographie_v1-438x1024.png 438w, https:\/\/www.matikom.fr\/weforge\/wp-content\/uploads\/2021\/04\/CrossData_Infographie_v1-128x300.png 128w, https:\/\/www.matikom.fr\/weforge\/wp-content\/uploads\/2021\/04\/CrossData_Infographie_v1-278x650.png 278w, https:\/\/www.matikom.fr\/weforge\/wp-content\/uploads\/2021\/04\/CrossData_Infographie_v1.png 730w\" sizes=\"(max-width: 438px) 100vw, 438px\" \/><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Cross Data est une soci\u00e9t\u00e9 cr\u00e9\u00e9e en 2019, c\u2019est la r\u00e9union de 3 entreprises existantes : Coto Conseil (Data Science) lanc\u00e9e par Pierre Girardeau, \u00c6ON Cr\u00e9ation (Ing\u00e9nierie Logicielle) lanc\u00e9e par Jean-Baptiste Juin et Quatrix (Consulting en Marketing), que j\u2019ai lanc\u00e9e en 2017. <\/p>\n","protected":false},"author":3,"featured_media":4570,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[512,513],"tags":[515,560,562,563],"class_list":["post-4568","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","category-serial-entrepreneur","tag-angers","tag-domiciliation","tag-intelligence-artificielle","tag-la-roche-sur-yon"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Serial Entrepreneur - Jean-Charles Rong\u00e8re - Weforge<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez l&#039;interview de Jean-Charles Rong\u00e8re, confondateur de Cross Data. #SerialEntrepreneur\" \/>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta 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