Why choose electelectronic tenant solutions? Electronic Tenant ® Solutions is the leading single source provider of property management solutions for the commercial real estate industry. Serving over half a billion square feet, ETS has the proven capacity to substantially advance tenant attraction, satisfaction and retention thanks to the way it improves every aspect of building operations.How do i contact tennant customer service? Fill out the form below to submit a general inquiry to Tennant's Customer Service team. To expedite your inquiry, visit our How Can We Help You page or call 1-800-553-8033.What is tenant management software? Our tenant management software allows you to update your contact information or notification preferences seamlessly so that communication is maximized with the property managers. Stay on top of tenant alerts and work orders with ease. Download the app from iTunes and Google Play today!