# CALLAHAN ADVISORS, LLC

CALLAHAN ADVISORS, LLC of HOUSTON, TX is an SEC-registered investment adviser.

## Registration

- CRD: 114058
- Type: SEC-registered investment adviser
- SEC file number: 801-61981
- Location: 3555 TIMMONS LANE, HOUSTON, TX, 77027
- Phone: 713-572-3366
- Latest filing: 2026-03-30
- Regulatory AUM: $1.3B
- Discretionary AUM: $1.3B
- Clients: 11
- Accounts: 1,357

## Business model

- Compensation: % of AUM
- Clients served: High net worth

## Officers, owners & control persons (12)

| Name | Role | Location |
| --- | --- | --- |
| Thomas Patrick Callahan | CHAIRMAN; MANAGING DIRECTOR; TRUSTEE | — |
| Rachel Callahan Gummattira | CHIEF COMPLIANCE OFFICER; TRUSTEE | — |
| LEIGHTON WILLIAM RADO | PRESIDENT; PRESIDENT & CHIEF COMPLIANCE OFFICER | — |
| CALLAHAN THOMAS PATRICK | CHAIRMAN; CHAIRMAN AND MEMBER; CHAIRMAN & CHIEF COMPLIANCE OFFICER (+3 more) | — |
| CALLAHAN CRAIG THOMAS | CHAIRMAN | — |
| MORRISON HUGH MARTIN | MANAGING DIRECTOR | — |
| OJHA HAMENDRA PRABHULAL | MANAGING DIRECTOR; MANAGING DIRECTOR AND CHIEF COMPLIANCE OFFICER | — |
| BRENNAN DANIEL DURDEN | MANAGING DIRECTOR | — |
| LEIGHTON WILLIAM | PRESIDENT | — |
| CALLAHAN RACHEL THERESA | MANAGING DIRECTOR; MANAGING DIRECTOR AND CHIEF COMPLIANCE OFFICER | — |
| BOOTH WILLIAM KEITH | MANAGING DIRECTOR | — |
| GUMMATTIRA RACHEL CALLAHAN | CHIEF COMPLIANCE OFFICER; MANAGING DIRECTOR AND CHIEF COMPLIANCE OFFICER; TRUSTEE | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/114058/brochure
- Similar advisers: https://search.stillhousedata.com/firm/114058/similar
- Related entities: https://search.stillhousedata.com/firm/114058/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/114058

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Source: public SEC Form ADV data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.