“The features of the EI Group website are second to none. The ability to get auction results, guide prices, comparables and make property searches all under one roof really is indispensable.” - Wendy Jones About Seel & Co Seel & Co are auctioneers of Residential and are based in Cardiff. They held 7 auctions in 2012 raising over £13 million. Visit their website. The testimonial from Seel & Co is one of many we have gained though our continued support and coverage to over 350 auctioneers located in the UK. Back to Property Auctioneers page.