Investor Profile - CO
Lon Welsh
Lon Welsh is a real estate investor and operator based in Denver-Boulder, CO. Public filings show activity across 137 properties held through 14 holding companies. Recent mortgage relationships include Bank of Colorado, FirstBank, and Academy Bank.
Lon's Activity
As of June 2026, public records show approximately $25.3M in recorded mortgage exposure linked to this investor across at least 83 mortgage filings and 137 properties held through 14 holding companies. Activity appears concentrated in residential and office assets recorded between 2016 and 2026.
Associated People
Primary Geography
Denver-Boulder, CO
ZIP codes: 80205, 80247, 80012, 80013, and 80017
Most activity in DENVER, AURORA, GOLDEN, LITTLETON, and THORNTON.
Property Type Breakdown
Associated Entities (14)
CO · 6 properties · 27 mortgages
CO · 62 properties · 20 mortgages
+12 more entities not shown
Mortgages (83)
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 05/29/2025 | $749k | Open | Bank of Colorado | WELSH FAMILY TRUST | 2500 S VALLEY HWY, DENVER, CO 80222 |
| 04/03/2025 | $950k | Open | Alpine Bank | GREGG WELSH REVOCABLE TRUST | 802 BLAKE AVE, GLENWOOD SPRINGS, CO 81601 |
+81 more not shown
Owned Properties (137)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 2838 VALLEJO ST, DENVER, CO 80211 | JESSE HERZOG | Owns - 2.5 yrs | $850k |
| 5953 HIGH NOON AVE, COLORADO SPRINGS, CO 80923 | WELSH FAMILY TRUST | Owns - 2.7 yrs | $0 |
+135 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in residential, office, and commercial properties across Denver-Boulder, CO.
What companies is Lon Welsh associated with?
Lon Welsh is associated with 14 entities based on extracted signatures from public records. Key entities include IRONTON INVESTMENTS LLC, WELSH FAMILY TRUST, BOSTON COURT HOLDINGS LLC, IRONTON INVESTMENTS 3 LLC, and 1370 LOWELL BLVD LLC.
How many properties are associated with this investor?
At least 137 properties are associated with Lon Welsh and the entities they control, based on signatures extracted from recorded documents connecting Lon Welsh to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references Bank of Colorado, FirstBank, and Academy Bank, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2016 through 2026, with the most recent mortgage recorded in 2025.
How is associated activity determined?
Elementix uses AI to extract signatures from recorded documents. These signatures are used to determine the relationships between people and entities. This is a novel approach that goes beyond looking at corporate filings and skip-tracing.
The information displayed on this page is compiled from recorded real estate documents, business filings, and other lawfully available sources. Elementix summarizes and analyzes public record activity related to investment real estate and associated business entities. Any contact indicators shown (such as email domain references or partial phone digits) are provided solely as unverified signals and may be incomplete or outdated.
Elementix is not a consumer reporting agency, and this information does not constitute a consumer report. The data may not be used to make decisions about an individual's eligibility for personal credit, consumer housing, employment, insurance, or any other purpose governed by the Fair Credit Reporting Act.
Elementix may suppress certain contact indicators where legally required or where appropriate for safety or privacy reasons. Requests for removal, suppression, or correction of information must be submitted to [email protected]. Elementix reviews such requests only where required by applicable law. General objections or unsupported demands do not create a removal obligation.