About Us

5280 Realty® Holdings

5280 Realty, Ltd was officially formed in the state of CO in 2007, although its use of the term “5280” for real estate/realty home sales & marketing dates back to around 2000. In 2010, after a couple years of filings and challenges the USTPO finally awarded  5280 Realty, Inc its first federal trademark 5280® on 08/2010 and a few months later its second federal trademark 5280 Realty® on 11/2010. 5280 Realty, Ltd. was established as  a Colorado real estate internet listing and home marketing resource that supplied brokerages, home owners, fsbo and all internet users with an internet based real estate database and ability to list their Colorado properties for sale, very similar to the renowned Zillow. 5280’s true beginnings started at the end of 1999 with a FSBO prototype website built in cold fusion even before Owners.com and Zillow. 5280® expanded its internet footprint and began officially using the term “5280” to the public in 2001 with real estate marketing websites.

Joe P. Sainz is the founder and sole owner of 5280®/5280 Realty, Inc, an official Colorado real estate brokerage. The USTPO has awarded 5280 Realty, Inc the highest  form of Trademark protection possible for (2) of its marks in the realty/real estate category the highly respected Sec 8 (10-YR), the Sec 9, as well as the Sect 15 for the marks 5280® and 5280 Realty®. 5280 Realty, Inc also owns (2) other federal trademarks 5280 Homes® for realty/real estate and 5280 Homes® for website hosting. 5280 Realty, Inc aka 5280® can be found everywhere in Colorado and throughout the internet with it’s more than 450+ TLD domain names & real estate marketing websites.  5280 Realty, Inc is now the worlds largest owner of intellectual property for the term “5280”.  Besides real estate, 5280 Realty Inc has found the natural progression to branch into other sectors associated with real estate like 5280 Real Estate Marketing, 5280 Mortgages**, CO Realty magazine sites as well as 5280 Title website** and very importantly 5280 Websites and hosting to develop/host its massive collection of real estate marketing websites, all owned by 5280 Realty, Inc. 5280 Realty, Inc also owns a 4th federal trademark,  5280 Homes® for the term/category Web Hosting, for its real estate and business website hosting business.

** Domain names and websites are set up but these are not functioning businesses, yet… with the exception of 5280 Mortgages which business filings are completed!


Real Estate Services

Commercial Real Estate

Title Insurance Services

Web Hosting/ IT Data Services

Real State Marketing Services

Mortgages/ Home Loans

CO Realty Homes Magazine(s)

Home Inspection Services