# TORTOISE INVESTMENT MANAGEMENT, LLC

TORTOISE INVESTMENT MANAGEMENT, LLC of WHITE PLAINS, NY is an SEC-registered investment adviser.

## Registration

- CRD: 128723
- Type: SEC-registered investment adviser
- SEC file number: 801-65160
- Location: 2 WESTCHESTER PARK DRIVE, SUITE 215, WHITE PLAINS, NY, 10604
- Phone: 914-686-0024
- Latest filing: 2026-03-27
- Regulatory AUM: $2.1B
- Discretionary AUM: $2.0B
- Non-discretionary AUM: $41.3M
- Clients: 21
- Accounts: 3,029

## Business model

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

## Officers, owners & control persons (11)

| Name | Role | Location |
| --- | --- | --- |
| Riva Beth Roloff | CHIEF OPERATING OFFICER / MEMBER OF THE BOARD OF MANAGERS (OCT 2019) | — |
| Michael Terrence Mattern | CHIEF COMPLIANCE OFFICER | — |
| Justin Scott Singer | MANAGING DIRECTOR / MEMBER OF THE BOARD OF MANAGERS (OCT 2019) | — |
| Rochelle Halpern Yankwitt | MEMBER OF THE BOARD OF MANAGERS (SEPT 2020)/ TRUSTEE; TRUSTEE | — |
| YANKWITT IAN JEFFREY | CHIEF INVESTMENT OFFICER; FOUNDER; MEMBER (+5 more) | — |
| SMITH LIVIA RAMIREZ | CHIEF OPERATING OFFICER | — |
| GOLDSTEIN RANDAL IAN | CHIEF COMPLIANCE OFFICER; PRINCIPAL; PRINCIPAL, CHIEF COMPLIANCE OFFICER | — |
| ROLOFF RIVA BETH | CHIEF OPERATING OFFICER; CHIEF OPERATING OFFICER / MEMBER OF THE BOARD OF MANAGERS (OCT 2019) | — |
| MATTERN MICHAEL TERRENCE | CHIEF COMPLIANCE OFFICER | — |
| SINGER JUSTIN SCOTT | MANAGING DIRECTOR / MEMBER OF THE BOARD OF MANAGERS (OCT 2019) | — |
| YANKWITT ROCHELLE HALPERN | DIRECTOR OF CLIENT SERVICE/ MEMBER OF THE BOARD OF MANAGERS (SEPT 2020)/ TRUSTEE; MEMBER OF THE BOARD OF MANAGERS (SEPT 2020)/ TRUSTEE; TRUSTEE | — |


## Branch offices (28)

_Showing 15 of 28 offices._

| City | State | Employees | Phone |
| --- | --- | --- | --- |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |
| — | — | 1 | 914-686-0024 |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/128723/brochure
- Similar advisers: https://search.stillhousedata.com/firm/128723/similar
- Related entities: https://search.stillhousedata.com/firm/128723/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/128723

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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.