---
canonical_url: https://lendb.ai/lo/sean-antonius-1552487
json_url: https://lendb.ai/lo/sean-antonius-1552487.json
nmls_id: 1552487
last_verified: 2026-10-10
---

# Sean Antonius

Branch Manager, VP at Lower, Seattle, WA. NMLS ID 1552487 ([verify at NMLS Consumer Access](https://www.nmlsconsumeraccess.org/EntityDetails.aspx/INDIVIDUAL/1552487)).

**Summary:** Sean Antonius (NMLS 1552487) is Branch Manager, VP at Lower, based in Seattle, WA. Licensed in Florida, confirmed with the state regulator (license LO145175). Also lists Arizona, California, Idaho and Washington on the lender page (not yet checked with the state regulator). Earliest state license record: February 19, 2026 (Florida), per state regulator. Last verified 2026-10-10.

## At a glance

- Earliest state license record: February 19, 2026 (Florida), per state regulator. A record date from the state rosters we hold, not proof of continuous licensure or total experience.
- Licensed in: Florida (FL, confirmed), Arizona (AZ, lender_reported), California (CA, lender_reported), Idaho (ID, lender_reported), Washington (WA, lender_reported)
- License confidence: confirmed = state regulator roster; lender_reported = listed on the lender page only; federal_registration = inferred from a bank or credit union employer.
- Languages: not listed
- Profile: unclaimed
- Status: active

## Specialties


## About

Describes themselves as a teacher at heart who aims to explain complicated mortgage steps simply and build an ongoing relationship. Lives around Snohomish with a wife and five children.

Source: LenDb summary of the lender page, verified 2026-10-10.

## Licenses

| State | Type | Number | Status | Confidence | Issued | Source | Verified |
|---|---|---|---|---|---|---|---|
| FL | state_license | LO145175 | active | confirmed | 2026-02-19 | state_regulator | 2026-10-09 |
| AZ | state_license | n/a | listed_on_lender_site | lender_reported |  | lender_site | 2026-10-10 |
| CA | state_license | n/a | listed_on_lender_site | lender_reported |  | lender_site | 2026-10-10 |
| ID | state_license | n/a | listed_on_lender_site | lender_reported |  | lender_site | 2026-10-10 |
| WA | state_license | n/a | listed_on_lender_site | lender_reported |  | lender_site | 2026-10-10 |

## Employment history

- ? to present: Lower (NMLS 1124061), Seattle, WA. Source: https://www.lower.com/loan-officers/washington/seattle/sean-antonius, verified 2026-10-10.

## Disciplinary history

Disciplinary history not yet checked by LenDb. Verify at NMLS Consumer Access: https://www.nmlsconsumeraccess.org/EntityDetails.aspx/INDIVIDUAL/1552487

## Contact

- linkedin_url: https://www.linkedin.com/in/thehomeloanprofessor (source: lender_site, verified 2026-10-10)
- View profile at Lower: https://www.lower.com/loan-officers/washington/seattle/sean-antonius
- Email on file: shown at https://lendb.ai/lo/sean-antonius-1552487#contact after a quick human check (not available in this file, the API or MCP).

## Sources

- nmls: https://www.nmlsconsumeraccess.org/EntityDetails.aspx/INDIVIDUAL/1552487
- state_regulator: https://real.flofr.com/Public/LO/LoanOriginators_AI_Monthly.zip
- lender_site: https://www.lower.com/loan-officers/washington/seattle/sean-antonius

Cite as: Sean Antonius (NMLS 1552487), Lower. LenDb.ai, https://lendb.ai/lo/sean-antonius-1552487, last verified 2026-10-10.

_Not a lender. Not a referral service. Verify licenses at NMLS Consumer Access._