Mid America Regional Information Systems (MARIS)

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Mid America Regional Information Systems and MARIS is a real estate service company that operates in 62 counties across Missouri and Illinois with 14 REALTOR® associations and over 13,000 members.

MARIS was created in 1995 with the aim to help the real estate community and provide a variety of business solutions as well as free training for them.


  • Franklin
  • Jefferson
  • Madison-il
  • St Charles
  • St Clair-il
  • St Louis
  • St Louis City

Further details can be seen on the official website of MARIS.



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MLS On The Fly™ software packages needed to use the above service and it’s included in the setup. This software will connect your own real estate website to the databases of your MLS Providers so that all the properties will end up on your website. You can request a free Demo before purchase.


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The opinions or information expressed in this article are those of the author and do not necessarily reflect the official views, policy, or position of Realtyna or MLS providers. The information on Realtyna’s Website is general, for informational purposes only, and is not to be relied upon or interpreted as real estate, legal, accounting, or other professional advice or a substitute. Please discuss anything related to the certification process, professional advice or legal procedures with your MLS providers.