{"id":2171,"date":"2026-10-18T13:18:06","date_gmt":"2026-10-18T11:18:06","guid":{"rendered":"https:\/\/valitool.org\/?page_id=2171"},"modified":"2026-10-18T13:38:12","modified_gmt":"2026-10-18T11:38:12","slug":"consulting-training","status":"publish","type":"page","link":"https:\/\/valitool.org\/en\/consulting-training\/","title":{"rendered":"Consulting &amp; Training"},"content":{"rendered":"    <header class=\"vt-header\">\r\n      <a class=\"vt-brand\" href=\"https:\/\/valitool.org\/en\/\" aria-label=\"valitool home\"><img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/valitool-4629b866b0.svg\" alt=\"valitool\u00ae\"><\/a>\r\n      <nav class=\"vt-nav\" aria-label=\"Main navigation\"><a href=\"https:\/\/valitool.org\/en\/\">Validation &amp; visualisation<\/a><a href=\"https:\/\/valitool.org\/en\/consulting-training\/\">Consulting &amp; Training<\/a><a href=\"https:\/\/valitool.org\/en\/blog\/\">Blog<\/a><a href=\"https:\/\/valitool.org\/en\/careers\/\">Careers<\/a><a href=\"https:\/\/valitool.org\/en\/about-us\/\">About us<\/a><\/nav>\r\n      <div class=\"vt-actions\"><a class=\"vt-shop\" aria-label=\"valitool-Shop\" href=\"https:\/\/valitool.org\/en\/shop\/\"><i class=\"vt-icon\" data-lucide=\"shopping-bag\" aria-hidden=\"true\"><\/i><span class=\"vt-shop-label\">valitool-Shop<\/span><\/a>\r\n      <details class=\"vt-language\"><summary>Language\u2304<\/summary><div class=\"vt-language-list\"><a href=\"https:\/\/valitool.org\/\" hreflang=\"de\" lang=\"de\">Deutsch<\/a><a href=\"https:\/\/valitool.org\/en\/\" hreflang=\"en\" lang=\"en\" aria-current=\"page\">English<\/a><a href=\"https:\/\/valitool.org\/fr\/\" hreflang=\"fr\" lang=\"fr\">Fran\u00e7ais<\/a><\/div><\/details>\r\n      <a class=\"vt-action vt-header-contact\" href=\"https:\/\/valitool.org\/en\/contact\/\">Contact<\/a>\r\n      <button class=\"vt-toggle\" type=\"button\" aria-expanded=\"false\" aria-controls=\"vt-mobile-nav\" aria-label=\"Open menu\"><i data-lucide=\"menu\" class=\"vt-icon\" aria-hidden=\"true\"><\/i><\/button><\/div>\r\n      <nav class=\"vt-mobile-nav\" id=\"vt-mobile-nav\" aria-label=\"Mobile main navigation\" hidden><a href=\"https:\/\/valitool.org\/en\/\">Validation &amp; visualisation<\/a><a href=\"https:\/\/valitool.org\/en\/consulting-training\/\">Consulting &amp; Training<\/a><a href=\"https:\/\/valitool.org\/en\/blog\/\">Blog<\/a><a href=\"https:\/\/valitool.org\/en\/careers\/\">Careers<\/a><a href=\"https:\/\/valitool.org\/en\/about-us\/\">About us<\/a><a href=\"https:\/\/valitool.org\/en\/contact\/\">Contact<\/a><div class=\"vt-mobile-languages\"><a href=\"https:\/\/valitool.org\/\" hreflang=\"de\" lang=\"de\">Deutsch<\/a><a href=\"https:\/\/valitool.org\/en\/\" hreflang=\"en\" lang=\"en\" aria-current=\"page\">English<\/a><a href=\"https:\/\/valitool.org\/fr\/\" hreflang=\"fr\" lang=\"fr\">Fran\u00e7ais<\/a><\/div><\/nav>\r\n    <\/header>\r\n    \n<main class=\"bc-main\">\n<section class=\"bc-section bc-hero\" id=\"beratung\">\n<div>\n<span class=\"vt-tag\">Workshops &amp; seminars<\/span>\n<h1>Paving the way for e-invoicing<br> and data exchange<\/h1>\n<p>Quality assurance, validation and implementation consulting since 2015. Your expert in e-invoicing and data exchange \u2014 rely on more than 20 years of experience in implementing and validating electronic invoices.<\/p>\n<a class=\"vt-action vt-primary\" href=\"https:\/\/valitool.org\/en\/contact\/\">Request training for your team <i data-lucide=\"arrow-right\" aria-hidden=\"true\"><\/i><\/a>\n<p class=\"bc-caption\">Co-author of EN 16931 \u00b7 Technical inventor of the ZUGFeRD format \u00b7 Member of FeRD and VGSD<\/p>\n\n<\/div>\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/workshop-zur-e-rechnung-mit-teilnehmern-und-referenten-7d1302e825.webp\" alt=\"E-invoicing workshop with participants and speakers\" class=\"bc-photo\">\n<svg class=\"vt-wave vt-wave-wide\" viewBox=\"0 0 1120 100\" preserveAspectRatio=\"none\" aria-hidden=\"true\"><path d=\"M0 45 C230 80 410 -25 620 5 S960 90 1120 28 L1120 100 L0 100Z\" fill=\"#bfd974\"><\/path><path d=\"M0 68 C230 103 410 0 620 28 S960 112 1120 51 L1120 100 L0 100Z\" fill=\"#ebf3d3\"><\/path><path d=\"M0 91 C230 126 410 23 620 51 S960 135 1120 74 L1120 100 L0 100Z\" fill=\"#fff\"><\/path><\/svg>\n<svg class=\"vt-wave vt-wave-tablet\" viewBox=\"0 0 1120 110\" preserveAspectRatio=\"none\" aria-hidden=\"true\"><path d=\"M0 50 C350 70 760 -12 1120 5 L1120 110H0Z\" fill=\"#bfd974\"><\/path><path d=\"M0 75 C350 95 760 13 1120 30 L1120 110H0Z\" fill=\"#ebf3d3\"><\/path><path d=\"M0 100 C350 120 760 38 1120 55 L1120 110H0Z\" fill=\"#fff\"><\/path><\/svg>\n<svg class=\"vt-wave vt-wave-mobile\" viewBox=\"0 0 1120 100\" preserveAspectRatio=\"none\" aria-hidden=\"true\"><path d=\"M0 32 C330 65 760 30 1120 0 L1120 100H0Z\" fill=\"#bfd974\"><\/path><path d=\"M0 62 C330 95 760 60 1120 30 L1120 100H0Z\" fill=\"#ebf3d3\"><\/path><path d=\"M0 92 C330 125 760 90 1120 60 L1120 100H0Z\" fill=\"#fff\"><\/path><\/svg>\n\n<\/section>\n<section class=\"bc-section bc-approach\" id=\"ansatz\">\n<div class=\"bc-center\">\n<span class=\"vt-tag\">The valitool\u00ae approach<\/span>\n<h2>A structured path to a valid result<\/h2>\n<p>We support you from the initial gap analysis to smooth live operation \u2014 with a structured,<br> transparent and practical approach.<\/p>\n\n<\/div>\n<div class=\"bc-grid\">\n<article class=\"bc-card\">\n<span class=\"bc-icon\"><i data-lucide=\"search\" aria-hidden=\"true\"><\/i><\/span>\n<h3><small>Current-state analysis<\/small>Starting point<\/h3>\n<p>A thorough gap analysis identifies the key issues to address for successful e-invoicing implementation.<\/p>\n\n<\/article>\n<article class=\"bc-card\">\n<span class=\"bc-icon\"><i data-lucide=\"binoculars\" aria-hidden=\"true\"><\/i><\/span>\n<h3><small>Implementation support<\/small>Solution design<\/h3>\n<p>Every data exchange requires a process description. Solution design, documentation and mapping definitions are essential prerequisites for smooth implementation.<\/p>\n\n<\/article>\n<article class=\"bc-card\">\n<span class=\"bc-icon\"><i data-lucide=\"badge-check\" aria-hidden=\"true\"><\/i><\/span>\n<h3><small>Quality assurance<\/small>Valid result<\/h3>\n<p>Errors occur during implementation. Comparing the implemented solution with its design and checking the implementation provides a foundation for reliable operation.<\/p>\n\n<\/article>\n\n<\/div>\n\n<\/section>\n<section class=\"bc-section bc-profile\" id=\"experte\">\n<div>\n<span class=\"vt-tag\">Andreas Pelekies<\/span>\n<h2>More than 20 years of e-invoicing implementation experience<\/h2>\n<p>Andreas Pelekies founded valitool.org in 2015 to demonstrate that even the smallest businesses can successfully implement e-invoicing. This soon created a need for professional quality control \u2014 and led to today\u2019s valitool\u00ae.<\/p>\n<p>As co-author of EN 16931, technical inventor of the ZUGFeRD format and long-standing chair of national and international committees, he has extensive expertise in electronic data exchange.<br> With broad experience in standards such as EANCOM\u00ae, CashEDI, UBL, Cross Industry Invoice, XRechnung and OpenAPI, he supports businesses as a strategic partner.<\/p>\n<p>Solution providers responsible for implementing e-invoicing between in-house ERP systems and external communications value his support through presentations, detailed documentation and project quality assurance. His core skills include developing mapping specifications, validation and Schematron rules, and rigorously checking implementation correctness.<\/p>\n\n<\/div>\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/andreas-pelekies-363f583545.webp\" alt=\"Andreas Pelekies\" class=\"bc-photo\">\n\n<\/section>\n<section class=\"bc-section bc-cta-wrap\">\n<div class=\"bc-demo\">\n<div>\n<div class=\"bc-demo-copy\">\n<h2>Test validation with valitool\u00ae<br> today<\/h2>\n<p>See for yourself how quickly and easily valitool\u00ae integrates into your system landscape.<\/p>\n\n<\/div>\n<a class=\"vt-action vt-primary\" href=\"https:\/\/valitool.org\/en\/contact\/\">Get a DEMO licence <i data-lucide=\"arrow-right\" aria-hidden=\"true\"><\/i><\/a>\n\n<\/div>\n<div class=\"bc-mail\" aria-hidden=\"true\">\n<i data-lucide=\"mail\"><\/i>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n<section class=\"bc-section bc-vision\">\n<div>\n<span class=\"vt-tag\">Checking vs understanding<\/span>\n<h2>Strategic vision<\/h2>\n<p>valitool.org aims to make it easier for businesses worldwide to use e-invoicing standards and data exchange solutions.<\/p>\n<p>Our vision: always keep the needs of small and micro businesses in focus. valitool.org aims to be an inspiring platform for innovation and collaboration, helping companies of every size succeed in an increasingly digital business world.<\/p>\n\n<\/div>\n<div class=\"bc-vision-diagram\" role=\"img\" aria-label=\"E-invoice in XML format: understand the content and check the format\">\n<span>E-invoice (XML)<\/span>\n<i data-lucide=\"arrow-right\" aria-hidden=\"true\"><\/i>\n<div>\n<strong>Understand the content<\/strong>\n<span>Check the format<\/span>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n<section class=\"bc-section bc-portfolio\" id=\"portfolio\">\n<div class=\"bc-center\">\n<span class=\"vt-tag\">Consulting &amp; solution design<\/span>\n<h2>valitool\u00ae consulting portfolio<\/h2>\n\n<\/div>\n<div class=\"bc-grid\">\n<article class=\"bc-card\">\n<span class=\"bc-icon\"><i data-lucide=\"receipt-text\" aria-hidden=\"true\"><\/i><\/span>\n<h3>E-invoicing<\/h3>\n<p>Consulting on e-invoicing requirements under EN 16931, XRechnung, ZUGFeRD, Factur-X, INVOIC and more.<\/p>\n\n<\/article>\n<article class=\"bc-card\">\n<span class=\"bc-icon\"><i data-lucide=\"workflow\" aria-hidden=\"true\"><\/i><\/span>\n<h3>Data modelling<\/h3>\n<p>Optimising your data structures for efficient data exchange and management.<\/p>\n\n<\/article>\n<article class=\"bc-card\">\n<span class=\"bc-icon\"><i data-lucide=\"network\" aria-hidden=\"true\"><\/i><\/span>\n<h3>Interface design<\/h3>\n<p>Designing interfaces, including OpenAPI interfaces, with interoperability and international standards in mind.<\/p>\n\n<\/article>\n<article class=\"bc-card\">\n<span class=\"bc-icon\"><i data-lucide=\"arrow-left-right\" aria-hidden=\"true\"><\/i><\/span>\n<h3>Electronic data interchange<\/h3>\n<p>Consulting on implementing international data exchange standards for seamless communication, including EDIFACT, VDA, EANCOM\u00ae and more.<\/p>\n\n<\/article>\n<article class=\"bc-card\">\n<span class=\"bc-icon\"><i data-lucide=\"badge-check\" aria-hidden=\"true\"><\/i><\/span>\n<h3>Quality assurance<\/h3>\n<p>Ensure correct project implementation with our quality assurance services and valitool\u00ae.<\/p>\n\n<\/article>\n<article class=\"bc-card\">\n<span class=\"bc-icon\"><i data-lucide=\"building-2\" aria-hidden=\"true\"><\/i><\/span>\n<h3>Industry expertise<\/h3>\n<p>Benefit from experience in retail, telecommunications, energy, construction machinery, cash logistics and other industries.<\/p>\n\n<\/article>\n\n<\/div>\n\n<\/section>\n<section class=\"bc-section bc-projects\" id=\"projekte\">\n<div class=\"bc-project-heading\">\n<h2>Successful e-invoicing projects<\/h2>\n<div class=\"bc-carousel-controls\" aria-label=\"Browse project testimonials\">\n<button type=\"button\" data-project-step=\"-1\" aria-label=\"Previous project testimonial\">\u2190<\/button>\n<span class=\"bc-project-count\" aria-live=\"polite\">1 of 1<\/span>\n<button type=\"button\" data-project-step=\"1\" aria-label=\"Next project testimonial\">\u2192<\/button>\n\n<\/div>\n\n<\/div>\n<div class=\"bc-project-slides\">\n<article class=\"bc-project\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/alexander-kollmann-dc1d39cf39.webp\" alt=\"Alexander Kollmann\" class=\"bc-photo\">\n<div>\n<div class=\"bc-stars\" aria-label=\"5 out of 5 stars\">\n<span>\u2605\u2605\u2605\u2605\u2605<\/span>\n\n<\/div>\n<blockquote>I know no one else with such extensive combined expertise in e-invoicing standardisation, accounting, GoBD and taxation!<\/blockquote>\n<div class=\"bc-project-person\">\n<strong>Alexander Kollmann<\/strong>\n<em>Schwarz Dienstleistungen<br> Head of Transactional Tax Reporting<\/em>\n\n<\/div>\n\n<\/div>\n\n<\/article>\n\n<\/div>\n\n<\/section>\n<section class=\"bc-section bc-partners\">\n<h3>Partners and users<\/h3>\n<div class=\"bc-partner-logos\"><a href=\"https:\/\/www.gefeg.com\" aria-label=\"GEFEG\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/gefeg-6f0a184896.jpg\" alt=\"GEFEG\" data-brand=\"gefeg\"><\/a><a href=\"https:\/\/www.profiforms.de\" aria-label=\"profiforms\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/profiforms-ad90b48c29.svg\" alt=\"profiforms\" data-brand=\"profiforms\"><\/a><a href=\"https:\/\/www.procilon.de\" aria-label=\"procilon\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/procilon-adcb0ef447.svg\" alt=\"procilon\" data-brand=\"procilon\"><\/a><a href=\"https:\/\/www.obwyse.com\" aria-label=\"obwyse\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/obwyse-68d0f5c81f.png\" alt=\"obwyse\" data-brand=\"obwyse\"><\/a><a href=\"https:\/\/www.hays.de\" aria-label=\"HAYS\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/hays-f19c0046c6.svg\" alt=\"HAYS\" data-brand=\"hays\"><\/a><a href=\"https:\/\/www.seeburger.com\/de\/loesungen\/cloud-services-ueberblick\/e-invoicing-und-peppol-services#c10956\" aria-label=\"SEEBURGER\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/seeburger-ad6bdfda23.jpg\" alt=\"SEEBURGER\" data-brand=\"seeburger\"><\/a><a href=\"https:\/\/www.ferd-net.de\" aria-label=\"FeRD\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/ferd-4703475d0b.png\" alt=\"FeRD\" data-brand=\"ferd\"><\/a><a href=\"https:\/\/www.vgsd.de\" aria-label=\"VGSD\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/vgsd-e567fd2be9.svg\" alt=\"VGSD\" data-brand=\"vgsd\"><\/a><\/div>\n\n<\/section>\n<section class=\"bc-section bc-skills\">\n<h2>Skills and expertise<\/h2>\n<div class=\"bc-expertise-layout\">\n<div>\n<h3>Staying ahead<\/h3>\n<p>We are always ready to develop new ideas, improve existing approaches and find innovative solutions. This ongoing commitment to innovation enables us to deliver leading results and keep pace with a changing business world.<\/p>\n\n<\/div>\n<ul>\n<li><div class=\"bc-skill-label\"><span class=\"bc-icon\"><i data-lucide=\"badge-check\" aria-hidden=\"true\"><\/i><\/span><span id=\"bc-skill-0\">Quality assurance<\/span><\/div><div class=\"bc-skill-track\" role=\"meter\" aria-labelledby=\"bc-skill-0\"><span style=\"width:90%\"><\/span><\/div><\/li>\n<li><div class=\"bc-skill-label\"><span class=\"bc-icon\"><i data-lucide=\"arrow-left-right\" aria-hidden=\"true\"><\/i><\/span><span id=\"bc-skill-1\">Data exchange standards<\/span><\/div><div class=\"bc-skill-track\" role=\"meter\" aria-labelledby=\"bc-skill-1\"><span style=\"width:85%\"><\/span><\/div><\/li>\n<li><div class=\"bc-skill-label\"><span class=\"bc-icon\"><i data-lucide=\"receipt-text\" aria-hidden=\"true\"><\/i><\/span><span id=\"bc-skill-2\">E-invoicing<\/span><\/div><div class=\"bc-skill-track\" role=\"meter\" aria-labelledby=\"bc-skill-2\"><span style=\"width:95%\"><\/span><\/div><\/li>\n<li><div class=\"bc-skill-label\"><span class=\"bc-icon\"><i data-lucide=\"building-2\" aria-hidden=\"true\"><\/i><\/span><span id=\"bc-skill-3\">Industry knowledge<\/span><\/div><div class=\"bc-skill-track\" role=\"meter\" aria-labelledby=\"bc-skill-3\"><span style=\"width:80%\"><\/span><\/div><\/li>\n\n<\/ul>\n\n<\/div>\n\n<\/section>\n<section class=\"bc-section bc-interface\">\n<span class=\"vt-tag\">Experts in complex requirements<\/span>\n<h2>Connecting IT and<br> financial accounting.<\/h2>\n<p>We understand both the technical requirements of IT and the business needs of accounting and purchasing. This combined expertise enables us to support the design of e-invoicing projects and implement them reliably and successfully in your business.<\/p>\n<ul>\n<li>Communication with accounting, purchasing and IT<\/li>\n<li>Reliability<\/li>\n<li>Specialist expertise<\/li>\n<li>Successful implementation<\/li>\n\n<\/ul>\n\n<\/section>\n<section class=\"vt-page-section vt-contact-section vt-contact-redirect-wrap\" id=\"contact\">\n<div class=\"vt-contact-redirect\">\n<div>\n<span class=\"vt-tag\">Contact<\/span>\n<h2>Contact us<\/h2>\n<p>Tell us what you need. 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