{"id":2172,"date":"2026-10-18T13:18:06","date_gmt":"2026-10-18T11:18:06","guid":{"rendered":"https:\/\/valitool.org\/?page_id=2172"},"modified":"2026-10-18T13:38:13","modified_gmt":"2026-10-18T11:38:13","slug":"about-us","status":"publish","type":"page","link":"https:\/\/valitool.org\/en\/about-us\/","title":{"rendered":"About us"},"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=\"au-main\">\n<section class=\"vt-hero au-hero\" id=\"ueber-uns\">\n<div class=\"vt-hero-inner\">\n<div>\n<h1>About valitool\u00ae \u2014<br> Software and consulting for<br> e-invoicing compliance<\/h1>\n<p>Since 2015, valitool GmbH has developed solutions for validating, visualising and assuring the quality of electronic invoices.<\/p>\n<div class=\"vt-hero-buttons\">\n<a data-vt-test=\"\" class=\"vt-action vt-primary\" aria-haspopup=\"dialog\" aria-controls=\"vt-test-dialog\" href=\"#vt-test-dialog\">Try valitool\u00ae<\/a>\n<a class=\"vt-action vt-outline\" href=\"https:\/\/valitool.org\/en\/contact\/\">Get in touch<\/a>\n\n<\/div>\n\n<\/div>\n<div class=\"vt-round\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/valitool-validate-comply-visualise-2ba0e12b14.svg\" alt=\"valitool\u00ae \u2013 Validate. Comply. Visualise.\">\n\n<\/div>\n\n<\/div>\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=\"au-section au-compliance\" id=\"compliance\">\n<div class=\"au-compliance-grid\">\n<div>\n<h2>E-invoicing compliance<br> without platform dependency<\/h2>\n<p>Based in Erftstadt, valitool GmbH helps organisations across Europe reliably implement e-invoicing compliance through a combination of powerful technology and expert consulting. Alongside the software, valitool\u00ae offers training, workshops, software testing, quality analyses and compliance checks.<\/p>\n\n<\/div>\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/checky-mit-einem-buch-zur-e-rechnungs-compliance-2babd5ba8f.svg\" alt=\"Checky holding a book on e-invoicing compliance\" class=\"au-checky\">\n\n<\/div>\n<div class=\"au-feature-grid\">\n<article>\n<span class=\"au-feature-icon\"><i data-lucide=\"lock-keyhole\" aria-hidden=\"true\"><\/i><\/span>\n<h3>Over 100 supported profiles<\/h3>\n<p>EN 16931, XRechnung, ZUGFeRD, Factur-X, Peppol BIS Billing and Order-X, plus numerous CIUS and industry profiles. <a href=\"https:\/\/valitool.org\/en\/#vergleich\">View the overview \u2192<\/a><\/p>\n\n<\/article>\n<article>\n<span class=\"au-feature-icon\"><i data-lucide=\"circle-help\" aria-hidden=\"true\"><\/i><\/span>\n<h3>Processing within your infrastructure<\/h3>\n<p>All data processing takes place within the customer\u2019s own infrastructure \u2014 data sovereignty without platform dependency.<\/p>\n\n<\/article>\n<article>\n<span class=\"au-feature-icon\"><i data-lucide=\"shield\" aria-hidden=\"true\"><\/i><\/span>\n<h3>Checks beyond the standard<\/h3>\n<p>In addition to syntax and business rules, checks cover German VAT Act requirements, GoBD compliance, discounts and payment terms.<\/p>\n\n<\/article>\n\n<\/div>\n\n<\/section>\n<section class=\"au-section au-scale\" id=\"skalierbarkeit\">\n<span class=\"vt-tag\">Scalable compliance<\/span>\n<h2>valitool\u00ae: Scalable. Reliable. Verified.<\/h2>\n<p>valitool\u00ae processes the highest invoice volumes securely and efficiently. Our system is ISO 27001 &amp; 9001 certified and scales flexibly with your requirements \u2014 from complex formats to international validation.<\/p>\n<div class=\"au-stat-grid\">\n<article class=\"au-stat\">\n<strong>3,280,000+<\/strong>\n<p>invoices validated each month<\/p>\n\n<\/article>\n<article class=\"au-stat\">\n<strong>200,000+<\/strong>\n<p>invoices per day at peak capacity<\/p>\n\n<\/article>\n<article class=\"au-stat\">\n<strong>100+<\/strong>\n<p>supported profiles and formats<\/p>\n\n<\/article>\n<article class=\"au-stat\">\n<strong>4+<\/strong>\n<p>International validation reports: available in German, English, French and Polish. Further languages on request.<\/p>\n\n<\/article>\n\n<\/div>\n\n<\/section>\n<section class=\"au-section au-certifications\" id=\"zertifikate\">\n<h2>Certified quality and security<\/h2>\n<p>valitool\u00ae is certified to ISO\/IEC 27001 and ISO 9001. Both<br class=\"au-desktop-break\"> management systems are externally audited and regularly monitored.<\/p>\n<div class=\"au-cert-grid\">\n<article>\n<h3>ISO\/IEC 27001 \u00b7 Information security<\/h3>\n<p>A management system for the secure handling of customer data, system access and operational risks.<\/p>\n<a target=\"_blank\" rel=\"noopener noreferrer\" aria-label=\"ISO\/IEC 27001: open certificate\" href=\"https:\/\/ssl.ll-c.cz\/Pdf\/Certificate?Code_cert=CAA4ACD4-C85&amp;Language_cert=en\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/iso-iec-27001-12f248afa9.png\" alt=\"ISO\/IEC 27001 \u2013 LL-C Certification\">\n\n<\/a>\n\n<\/article>\n<article>\n<h3>ISO 9001 \u00b7 Quality management<\/h3>\n<p>Structured development, release and support processes \u2014 from requirements to delivery.<\/p>\n<a target=\"_blank\" rel=\"noopener noreferrer\" aria-label=\"ISO 9001: open certificate\" href=\"https:\/\/ssl.ll-c.cz\/Pdf\/Certificate?Code_cert=81BDB9C6-126&amp;Language_cert=en\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/iso-9001-49bf2203ce.png\" alt=\"ISO 9001 \u2013 LL-C Certification\">\n\n<\/a>\n\n<\/article>\n\n<\/div>\n\n<\/section>\n<section class=\"au-section au-director-wrap\" id=\"geschaeftsfuehrung\">\n<div class=\"au-director\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/andreas-pelekies-3d97ab4abf.webp\" alt=\"Andreas Pelekies\">\n<div>\n<h2>Andreas Pelekies, MBA<br> <span>Managing Director of valitool GmbH<\/span><\/h2>\n<p>Co-founder of the German Forum for Electronic Invoicing (FeRD). The ZUGFeRD format was developed under his technical leadership. As co-author of European standard EN 16931, he contributes to national and international committees, including DIN, CEN and UN\/CEFACT.<\/p>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n<section class=\"au-section au-engagement\" id=\"engagement\">\n<div class=\"au-engagement-heading\">\n<span class=\"vt-tag\">Committees &amp; associations<\/span>\n<h2>Commitment to standardisation and industry associations<\/h2>\n<p>The rules used by valitool\u00ae are developed in standards committees \u2014 and valitool\u00ae contributes to that work. An overview of our roles and memberships.<\/p>\n\n<\/div>\n<div class=\"au-committee-grid\">\n<article>\n<span class=\"au-committee-icon\"><i data-lucide=\"shield-check\" aria-hidden=\"true\"><\/i><\/span>\n<h3>German Forum for Electronic Invoicing<\/h3>\n<p>Co-founder. FeRD is Germany\u2019s national platform for electronic invoicing and the publisher of ZUGFeRD.<\/p>\n\n<\/article>\n<article>\n<span class=\"au-committee-icon\"><i data-lucide=\"puzzle\" aria-hidden=\"true\"><\/i><\/span>\n<h3>ZUGFeRD<\/h3>\n<p>Technical leadership. This hybrid invoice format combining PDF and XML was developed under this responsibility.<\/p>\n\n<\/article>\n<article>\n<span class=\"au-committee-icon\"><i data-lucide=\"tag\" aria-hidden=\"true\"><\/i><\/span>\n<h3>European standard EN 16931<\/h3>\n<p>Co-author. The standard defines the semantic data model underlying XRechnung, Factur-X and Peppol.<\/p>\n\n<\/article>\n<article>\n<span class=\"au-committee-icon\"><i data-lucide=\"sun\" aria-hidden=\"true\"><\/i><\/span>\n<h3>DIN standards committee<\/h3>\n<p>Member of the Electronic Business working committee within the DIN Information Technology and selected IT Applications Standards Committee.<\/p>\n\n<\/article>\n<article>\n<span class=\"au-committee-icon\"><i data-lucide=\"graduation-cap\" aria-hidden=\"true\"><\/i><\/span>\n<h3>CEN, UN\/CEFACT and VeR<\/h3>\n<p>Contributing to European and international standardisation, and membership of the German Electronic Invoicing Association.<\/p>\n\n<\/article>\n<article>\n<span class=\"au-committee-icon\"><i data-lucide=\"waves\" aria-hidden=\"true\"><\/i><\/span>\n<h3>eurofactura e.V.<\/h3>\n<p>Co-founder. The association promoting e-invoicing in Europe emerged from the ZUGFeRD Community in 2026.<\/p>\n\n<\/article>\n\n<\/div>\n<div class=\"au-engagement-link\">\n<a href=\"https:\/\/valitool.org\/en\/contact\/\">Get in touch <i data-lucide=\"arrow-right\" aria-hidden=\"true\"><\/i><\/a>\n\n<\/div>\n\n<\/section>\n<section class=\"au-section au-partners\" id=\"partner\">\n<h3>Partners, customers and memberships<\/h3>\n<div class=\"au-partner-logos\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/schwarz-digits-cae714adcf.webp\" alt=\"Schwarz Digits\" data-brand=\"schwarz digits\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/editel-80ad0eabc7.svg\" alt=\"EDITEL\" data-brand=\"editel\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/markant-d477b69954.svg\" alt=\"Markant\" data-brand=\"markant\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/seeburger-ee18d6d621.svg\" alt=\"SEEBURGER\" data-brand=\"seeburger\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/procilon-adcb0ef447.svg\" alt=\"procilon\" data-brand=\"procilon\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/gefeg-e532f2caf7.svg\" alt=\"GEFEG\" data-brand=\"gefeg\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/obwyse-6d0d4be6bd.png\" alt=\"obwyse\" data-brand=\"obwyse\">\n\n<\/div>\n\n<\/section>\n<section class=\"au-section au-advice-wrap\" id=\"beratung\">\n<div class=\"au-advice\">\n<div class=\"au-advice-copy\">\n<div class=\"au-advice-text\">\n<h2>Questions about e-invoicing? We are happy to help.<\/h2>\n<p>We advise on validation, visualisation and quality assurance within your system landscape \u2014 from analysing your current setup to ongoing operation.<\/p>\n\n<\/div>\n<a class=\"vt-action vt-primary\" href=\"https:\/\/valitool.org\/en\/contact\/\">Send an enquiry <i data-lucide=\"arrow-right\" aria-hidden=\"true\"><\/i><\/a>\n\n<\/div>\n<div class=\"au-advice-photo\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/andreas-pelekies-in-der-personlichen-beratung-67eda1c817.webp\" alt=\"Andreas Pelekies providing personal consulting\">\n<span><i data-lucide=\"message-circle\" aria-hidden=\"true\"><\/i>Personal consulting<\/span>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n\n<\/main>\n<div class=\"vt-footer-part\">\n<section class=\"vt-trust\" aria-label=\"Memberships and certificates\">\n<div class=\"vt-round\">\n<img decoding=\"async\" src=\"https:\/\/valitool.org\/wp-content\/uploads\/valitool-website\/valitool-validate-comply-visualise-2ba0e12b14.svg\" alt=\"valitool\u00ae \u2013 Validate. 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