Real estate data expertise
The most comprehensive national MLS and property data in the industry
Real estate data expertise
The most comprehensive national MLS and property data in the industry
Unbeatable international MLS data coverage
Yes, we work with that MLS.
With 90% coverage in the US and 75% in Canada, Constellation1 Data Services has you covered from coast to coast.
MLS data
Make MLS data work for you.
Whether you need 5 MLS feeds or 500, Constellation1 is the perfect partner for managing every aspect of MLS data integration, from contract negotiation to compliance.
Active listings
Solds
Photos & property details
Market trends
And more…
Expertise to help you navigate the complexities of the entire data integration process
Industry-Leading Data Aggregation
MLS Agreement and Compliance Management
Instant Efficiencies
and Savings
Public records data
Turn public records into valuable, actionable insights.
Mix and match our public records feeds and proprietary analytics to suit your needs.
Complete public records data feeds
ABSENTEE HOMEOWNERS
BUILDING PERMITS
CONSUMER PROFILES
CONTACT DETAILS
DEMOGRAPHICS
ENVIRONMENTAL RISK DATA
ESTIMATED LOAN BALANCE
ESTIMATED PROPERTY VALUE
ESTIMATED RENT
HOA/COA DATA
FORECLOSURES
LISTING EVENTS
PARCEL BOUNDARY DATA
PRE-MOVER SCORES
LIENS
UNIVERSAL ADDRESSES
PROPERTY HISTORY
SCHOOL PROFILES & SCORES
PROPERTY PROFILES
VACANT PROPERTIES
Our valued partners
David Greenbaum, VP of Operations at ActivePipe, discusses how ActivePipe has
increased revenue by 30% with MLS data feeds from Constellation1.
Industry leaders powered by Constellation1
Start scaling:
just add data
Data analytics
Pair our feeds with proprietary analytics for even greater insights
Repeat Sales
Ownership Risk (Home Score)
Investment Risk (Investor Score)
Cost of Ownership (COI)
Market Strength (MSI)
Lifestyle (LRI)
Desirability (SDI)
Market Life (DMI)
Agent Performance (LPM)
Path of Growth (GTI)
Community (CGR)
Market Retarget Data (MRD)
Feature Adjacency Data (FAD)
Keep up with the latest data trends
on the Constellation1 blog
Constellation1: the leading North American property data provider
- Among the largest MLS data footprints in the industry, with 90% coverage in the US
- 20+ years of data services experience
- 28 dedicated Data Services team members
- Unmatched data normalization, cleansing, and de-duplication
- Industry-leading refresh speeds
- RESO compliant for Web API and Data Dictionary