{"id":121,"date":"2014-03-30T11:09:09","date_gmt":"2014-03-30T17:09:09","guid":{"rendered":"https:\/\/lyris.email\/gravitec\/?page_id=121"},"modified":"2026-03-09T21:08:57","modified_gmt":"2026-03-10T03:08:57","slug":"us","status":"publish","type":"page","link":"https:\/\/gravitecdev.com\/us\/","title":{"rendered":"About Us"},"content":{"rendered":"<h2><b>Origination <\/b><\/h2>\n<p>Gravitec Development was founded in 1993 by James Puffer. \u00a0The company was organized when all software copyrights were purchased from Howard L. Green &amp; Associates, Inc. \u00a0These software copyrights included POWER:SITE and POWER:PCW, which eventually evolved into SITESPLUS&#x2122; and WIN:PCW.<br \/>\nGravitec rapidly established its reputation as a trend setter when it designed and released WIN:SITE in 1995. \u00a0It was the first Windows-<wbr \/>based gravity system for supermarkets.<br \/>\nGravitec has been profitable and healthy every year since its founding with annual revenues and profits increasing steadily. \u00a0New product offerings, such as SITESPLUS&#x2122;, and carefully planned marketing have made Gravitec the market share leader in supermarket sales forecasting systems.<br \/>\nIn addition, the annual Gravitec Store Location Conference has become the only serious conference in the country devoted to location analysis and supportive technology.<\/p>\n<h2><b>The Founder<\/b><\/h2>\n<h2><b><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1496 alignleft\" src=\"https:\/\/gravitecdev.com\/\/wp-content\/uploads\/JimPufferPhoto-683x1024.jpg\" alt=\"\" width=\"220\" height=\"325\" \/> <\/b><\/h2>\n<p>James Puffer began working with computerized forecasting systems in 1980 at Retail Systems, Inc. in Minneapolis. \u00a0During his years there Mr. Puffer helped to redesign and refine LOCUS, which was the leading sales tool used by supermarkets at that time. \u00a0In 1983 Mr. Puffer designed and created the PC version called MICRO LOCUS.<\/p>\n<p>Since leaving Retail Systems Mr. Puffer has designed and authored many forecasting systems, including SITESPLUS&#x2122; and WIN:PCW, the two most widely used sales forecasting systems in the world today. \u00a0He has authored specific systems for Canada, Italy, the Netherlands, and other countries.<\/p>\n<p>Mr. Puffer&#8217;s educational background included undergraduate and graduate studies in psychometrics at Iowa State University, and theoretical mathematics at the University of Minnesota, and advanced mathematics at\u00a0 Wayne State University in Detroit.<br \/>\nMr. Puffer is not only a highly skilled and experienced software engineer, but also an experienced site analyst. \u00a0He has conducted many studies from California to New York to Canada and Europe. \u00a0His technical skills combined with his practical experience as a functioning site analyst have made Mr. Puffer unequaled in his abilities to provide forecasting solutions for other supermarket companies.<\/p>\n<p><strong>Sean Puffer<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1497 alignright\" src=\"https:\/\/gravitecdev.com\/wp-content\/uploads\/Sean.jpg\" alt=\"\" width=\"281\" height=\"345\" \/><\/p>\n<p>After graduating with a degree in Computer Science, Sean worked for the City of Minneapolis in their IT \/ Technical Support department.\u00a0 He began working and training at Gravitec Development in 2015, studying field work with Bob Gorland and undergoing rigorous gravity model design training.<\/p>\n<p>Sean is now Vice President of Software Development and the lead programmer for SITESPLUS.\u00a0 He has spoken many times at the Gravitec annual conference and provides unexcelled technical support.<\/p>\n<h2><b>Our Clients <\/b><\/h2>\n<div>\n<div id=\"imCell_3\">\n<div id=\"imCellStyle_3\">\n<div id=\"imTextObject_3_tab0\">\n<div>\n<p>Our clients include some of the largest and most profitable retailers and wholesalers in the world, including Kroger, Safeway (Albertson&#8217;s), Wegman&#8217;s, Wakerfern Food Corp., H-E-B Grocery, Hannaford Bros. Co., Harris Teeter, Stop &amp; Shop, BI-<wbr \/>LO, Giant of Carlisle, Food Lion, Roundy&#8217;s, Schnucks, and many of others. \u00a0In fact, 7 out of the top 10 supermarket chains use SITESPLUS&#x2122;, the most advanced predictive system available for supermarkets.<\/p>\n<p>Gravitec has also provided expert advice and consulting services to dozens of wholesalers, retailers, other consulting firms, as well as to legal departments and city planners.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Origination Gravitec Development was founded in 1993 by James Puffer. \u00a0The company was organized when all software copyrights were purchased from Howard L. Green &amp; Associates, Inc. \u00a0These software copyrights included POWER:SITE and POWER:PCW, which eventually evolved into SITESPLUS&#x2122; and &hellip; <a href=\"https:\/\/gravitecdev.com\/us\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","footnotes":""},"class_list":["post-121","page","type-page","status-publish","hentry"],"coauthors":[],"author_meta":{"author_link":"https:\/\/gravitecdev.com\/author\/jpuffer\/","display_name":"jpuffer"},"relative_dates":{"created":"Posted 12 years ago","modified":"Updated 4 weeks ago"},"absolute_dates":{"created":"Posted on March 30, 2014","modified":"Updated on March 9, 2026"},"absolute_dates_time":{"created":"Posted on March 30, 2014 11:09 am","modified":"Updated on March 9, 2026 9:08 pm"},"featured_img_caption":"","featured_img":false,"series_order":"","_links":{"self":[{"href":"https:\/\/gravitecdev.com\/wp-json\/wp\/v2\/pages\/121","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gravitecdev.com\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/gravitecdev.com\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/gravitecdev.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gravitecdev.com\/wp-json\/wp\/v2\/comments?post=121"}],"version-history":[{"count":6,"href":"https:\/\/gravitecdev.com\/wp-json\/wp\/v2\/pages\/121\/revisions"}],"predecessor-version":[{"id":1545,"href":"https:\/\/gravitecdev.com\/wp-json\/wp\/v2\/pages\/121\/revisions\/1545"}],"wp:attachment":[{"href":"https:\/\/gravitecdev.com\/wp-json\/wp\/v2\/media?parent=121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}