1.0blauwhttps://www.blauw.com/en/rich600338<blockquote class="wp-embedded-content" data-secret="1ZtZOZ6YoO"><a href="https://www.blauw.com/en/case/vattenfall/">Vattenfall</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.blauw.com/en/case/vattenfall/embed/#?secret=1ZtZOZ6YoO" width="600" height="338" title="“Vattenfall” — blauw" data-secret="1ZtZOZ6YoO" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://www.blauw.com/wp-includes/js/wp-embed.min.js </script> https://www.blauw.com/wp-content/uploads/2026/09/6475e1507b2f4bdee51f849b_Vattenfall-Zakelijk-940-x-380.jpg940380Vattenfall Customer feedback in the energy sector drives loyalty at Vattenfall. Case Information Client Type Sector Date Summary B2B organisations strengthen client retention when they replace passive surveys with personal telephone feedback and direct operational follow-up. This setup enables commercial teams to identify account risks early and turn everyday customer feedback into lasting loyalty. The […]