---
title: "EAGLE ROCK ENERGY PARTNERS L P — Ownership Dossier"
canonical: https://whiteintel.dev/entity/9716575e-2e75-5c09-a31b-413ed9a2197d
json: https://whiteintel.dev/api/public/dossier/9716575e-2e75-5c09-a31b-413ed9a2197d
identifier: sec:0001364541
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# EAGLE ROCK ENERGY PARTNERS L P

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001364541`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/9716575e-2e75-5c09-a31b-413ed9a2197d  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/9716575e-2e75-5c09-a31b-413ed9a2197d  

## Ownership & control

### Owners / controllers

- **EAGLE ROCK HOLDINGS NGP8, LLC** (tenpercentowner) — https://whiteintel.dev/entity/9fbbce85-f188-52f9-a654-b7aaa9b25b53
- **NATURAL GAS PARTNERS VIII, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/5716a4ec-8b41-562f-ae8c-a7de2351d558
- **NATURAL GAS PARTNERS VII, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/ff14c136-dd28-56b4-8a33-7c470382c007
- **MONTIERRA MANAGEMENT LLC** (tenpercentowner) — https://whiteintel.dev/entity/191af09a-d6a1-5c3d-b798-4c9738f112ea
- **MONTIERRA MINERALS & PRODUCTION, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/8cb3a4d7-1f83-531e-b236-9459e81854b3
- **ERH NGP 8 SPV, LLC** (tenpercentowner) — https://whiteintel.dev/entity/0fd6b711-f358-5366-93e1-8d6c016e9d7d
- **NGP Energy Capital Management, L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/c63a92e4-5b6b-57d5-9f30-e7239b04740a
- **NGP INCOME CO-INVESTMENT OPPORTUNITIES FUND II, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/cbb15e18-0be0-59b8-94f6-0748430bacef
- **EAGLE ROCK HOLDINGS NGP7, LLC** (tenpercentowner) — https://whiteintel.dev/entity/c66672da-ea53-5d8c-ac0c-05f5faff2a8a
- **ERH NGP 7 SPV, LLC** (tenpercentowner) — https://whiteintel.dev/entity/cfc8c00d-cc58-5905-a981-38eaa78e7e5b
- **NGP INCOME MANAGEMENT, L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/a2b3614b-0c27-55ac-bd7d-7cb81e7a57dc
- **HERSH KENNETH A** (tenpercentowner) — https://whiteintel.dev/entity/451f1f38-a8c1-591c-82a2-cbf94eebfb14
- **EAGLE ROCK HOLDINGS, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/ba95b45e-dc96-548c-8e9a-46d5efc41ee9
- **EAGLE ROCK GP, LLC** (tenpercentowner) — https://whiteintel.dev/entity/770cd0fa-c3e7-5475-bf21-d70c85494e5b
- **NGP 2004 CO-INVESTMENT INCOME, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/804ae862-43af-5e70-9bb5-f24f8c1abc98
- **NGP-VII INCOME CO-INVESTMENT OPPORTUNITIES, LP** (tenpercentowner) — https://whiteintel.dev/entity/2d326051-f2ec-53db-b3c9-dd326373244f
- **NGP CO-INVESTMENT INCOME CAPITAL CORP.** (tenpercentowner) — https://whiteintel.dev/entity/ae947df0-e06d-56dc-aba4-f9a1dd75a301
- **NEW MOUNTAIN VANTAGE ADVISERS, L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/35ff1e2c-a454-58c1-ab37-6ac931cec436
- **NEW MOUNTAIN VANTAGE (CAYMAN), LTD.** (tenpercentowner) — https://whiteintel.dev/entity/74b41280-d148-51ca-bd6d-a9c1672947a7
- **NEW MOUNTAIN VANTAGE HOLDCO, LTD.** (tenpercentowner) — https://whiteintel.dev/entity/e4835fd8-1f61-53ac-ac95-5d9c7c3c2a14
- **KLINSKY STEVEN B** (tenpercentowner) — https://whiteintel.dev/entity/37480eb2-9d65-5764-b858-cf305b2768f2
- **NEW MOUNTAIN VANTAGE LP** (tenpercentowner) — https://whiteintel.dev/entity/8de68a89-ed13-50dc-b22d-acd4f6c8586d
- **NEW MOUNTAIN VANTAGE GP, L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/70f41862-68f9-5ec4-a49a-6d97d91f663c
- **NEW MOUNTAIN VANTAGE (TEXAS), L.P.** (tenpercentowner) — https://whiteintel.dev/entity/77a325bf-09ac-5617-8c72-2070e8102feb
- **NEW MOUNTAIN VANTAGE (CALIFORNIA) II LP** (tenpercentowner) — https://whiteintel.dev/entity/3ce87f72-245f-5682-94f4-8b283abbfbcb
- **NEW MOUNTAIN VANTAGE (CALIFORNIA), L.P.** (tenpercentowner) — https://whiteintel.dev/entity/f75533ed-3a0c-514e-879d-d4a1667c6b37
- **LEHMAN BROTHERS HOLDINGS INC** (tenpercentowner) — https://whiteintel.dev/entity/466d88b7-93ed-5aac-b7aa-caec9f7ea0f9
- **EAGLE ROCK ENERGY G&P, LLC** (tenpercentowner) — https://whiteintel.dev/entity/b9bd694b-561d-5011-b048-3a2c7bd76ec4

### UBO chain (walk to the ultimate owner)

A **102-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **EAGLE ROCK ENERGY PARTNERS L P**. Human view: https://whiteintel.dev/entity/9716575e-2e75-5c09-a31b-413ed9a2197d · Structured JSON: https://whiteintel.dev/api/public/dossier/9716575e-2e75-5c09-a31b-413ed9a2197d._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._