# BREAKTHROUGH SERVICES, L.L.C.

BREAKTHROUGH SERVICES, L.L.C. of LOS ANGELES, CA is an SEC-registered investment adviser.

## Registration

- CRD: 309668
- Type: SEC-registered investment adviser
- SEC file number: 801-119412
- Location: 10100 SANTA MONICA BLVD, FLOOR 15, LOS ANGELES, CA, 90067
- Phone: 213-290-3996
- Latest filing: 2026-03-31
- Regulatory AUM: $2.7B
- Discretionary AUM: $2.7B
- Clients: 94
- Accounts: 12

## Business model

- Compensation: % of AUM, Performance, Other
- Clients served: Investment cos

## Officers, owners & control persons (27)

_Showing 25 of 27 people._

| Name | Role | Location |
| --- | --- | --- |
| [Arie Belldegrun](https://search.stillhousedata.com/person/12506) | TRUSTEE | Los Angeles, CA |
| [Daniel Belldegrun](https://search.stillhousedata.com/person/26387) | CHIEF EXECUTIVE OFFICER | Los Angeles, CA |
| [Rebecka Belldegrun](https://search.stillhousedata.com/person/208955) | TRUSTEE | Los Angeles, CA |
| [Jerry Irving Speyer](https://search.stillhousedata.com/person/664320) | CHAIRMAN | — |
| [Robert Jeffrey Speyer](https://search.stillhousedata.com/person/664321) | PRESIDENT, CHIEF EXECUTIVE OFFICER | — |
| [Joshua Avrom Kazam](https://search.stillhousedata.com/person/664322) | TRUSTEE | — |
| [Lesley Su-Lu Chao](https://search.stillhousedata.com/person/664323) | CHIEF FINANCIAL OFFICER | — |
| [Hanna Ackerman](https://search.stillhousedata.com/person/664324) | TRUSTTEE | — |
| [Daniel William D'Orazi](https://search.stillhousedata.com/person/664325) | CHIEF INVESTMENT OFFICER AND EXECUTIVE VICE PRESIDENT | — |
| [Jennifer Leigh Warne](https://search.stillhousedata.com/person/664326) | GENERAL COUNSEL; GENERAL COUNSEL AND CHIEF COMPLIANCE OFFICER | — |
| [Rebecka Riwka Belldegrun](https://search.stillhousedata.com/person/664327) | TRUSTEE | — |
| [Arie Shlomo Belldegrun](https://search.stillhousedata.com/person/664328) | TRUSTEE | — |
| [Alison Annamarie Cullen](https://search.stillhousedata.com/person/664329) | CHIEF COMPLIANCE OFFICER | — |
| [Susie Gruong Harborth](https://search.stillhousedata.com/person/698681) | CHIEF BUSINESS OFFICER | — |
| [SPEYER JERRY IRVING](https://search.stillhousedata.com/person/821940) | CHAIRMAN | — |
| [SPEYER ROBERT JEFFREY](https://search.stillhousedata.com/person/821941) | PRESIDENT, CHIEF EXECUTIVE OFFICER | — |
| [BELLDEGRUN REBECKA](https://search.stillhousedata.com/person/859488) | TRUSTEE | — |
| [KAZAM JOSHUA AVROM](https://search.stillhousedata.com/person/859489) | TRUSTEE | — |
| [BELLDEGRUN ARIE](https://search.stillhousedata.com/person/859490) | TRUSTEE | — |
| [Belldegrun Daniel](https://search.stillhousedata.com/person/859491) | CHIEF EXECUTIVE OFFICER | — |
| [CHAO LESLEY SU-LU](https://search.stillhousedata.com/person/859492) | CHIEF COMPLIANCE OFFICER AND EVP FINANCE; CHIEF COMPLIANCE OFFICER AND SVP FINANCE; CHIEF COMPLIANCE OFFICER AND SVP FUND OPERATIONS (+1 more) | — |
| [Ackerman Hanna](https://search.stillhousedata.com/person/859493) | TRUSTTEE | — |
| [D'ORAZI DANIEL WILLIAM](https://search.stillhousedata.com/person/871057) | CHIEF INVESTMENT OFFICER AND EXECUTIVE VICE PRESIDENT | — |
| [HARBORTH SUSIE GRUONG](https://search.stillhousedata.com/person/874847) | CHIEF BUSINESS OFFICER | — |
| [BELLDEGRUN ARIE SHLOMO](https://search.stillhousedata.com/person/876644) | TRUSTEE | — |


## Private funds (12)

| Fund | Type | Formed | Owners | GAV | Min investment |
| --- | --- | --- | --- | --- | --- |
| BREAKTHROUGH PROPERTIES GROWTH PORTFOLIO I, L.P. | Real Estate Fund | Delaware | 96 | $991.6M | $25.0M |
| BREAKTHROUGH PROPERTIES INCOME PORTFOLIO, L.P. | Real Estate Fund | Delaware | 91 | $779.4M | $25.0M |
| ALLSTON CO-INVESTMENT FEEDER VEHICLE, L.P. | Real Estate Fund | Delaware | 11 | $91.9M | — |
| HAREL ALLSTON CO-INVESTMENT, L.P. | Real Estate Fund | Delaware | 1 | $49.9M | — |
| TEA ALLSTON CO-INVESTMENT, L.P. | Real Estate Fund | Delaware | 1 | $24.0M | — |
| DQP ALLSTON CO-INVESTMENT, L.P. | Real Estate Fund | Delaware | 30 | $22.4M | — |
| MAPLE LEAF TRINITY CO-INVESTMENT, L.P. | Real Estate Fund | Delaware | 4 | $21.8M | — |
| JIAMING ALLSTON CO-INVESTMENT, L.P. | Real Estate Fund | Delaware | 1 | $20.0M | — |
| LSCI ALLSTON CO-INVESTMENT, L.P. | Real Estate Fund | Delaware | 1 | $19.5M | — |
| D3C1 ALLSTON CO-INVESTMENT, L.P. | Real Estate Fund | Delaware | 55 | $10.5M | — |
| BREAKTHROUGH PROPERTIES EMPLOYEE FEEDER FUND I, L.P. | Real Estate Fund | Delaware | 23 | $1.9M | $50K |
| BREAKTHROUGH PROPERTIES GROWTH PORTFOLIO II, L.P. | Real Estate Fund | Delaware | 6 | — | $25.0M |


## Branch offices (10)

| City | State | Employees | Phone |
| --- | --- | --- | --- |
| NEW YORK | NY | 5 | 845-300-9458 |
| SAN DIEGO | CA | 5 | 925-639-0941 |
| NEW YORK | NY | 5 | 845-300-9458 |
| SAN DIEGO | CA | 5 | 925-639-0941 |
| LONDON | — | 4 | 44 7453 377471 |
| LONDON | — | 4 | 44 7453 377471 |
| PHILADELPHIA | PA | 1 | 215-995-1056 |
| BOSTON | MA | 1 | 617-710-4339 |
| PHILADELPHIA | PA | 1 | 215-995-1056 |
| BOSTON | MA | 1 | 617-710-4339 |


## Fund service providers (3)

- administrator: CBRE, INC. — 9 funds
- administrator: INTERTRUSTCORPORATE AND FUND SERVICES L.L.C. — 2 funds
- administrator: CBRE, INC

## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/309668/brochure
- Similar advisers: https://search.stillhousedata.com/firm/309668/similar
- Related entities: https://search.stillhousedata.com/firm/309668/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/309668

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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.