---
title: "ENERGY CAPITAL PARTNERS III-D, LP — Ownership Dossier"
canonical: https://whiteintel.dev/entity/f612db29-7cc0-5161-958b-175c503c625c
json: https://whiteintel.dev/api/public/dossier/f612db29-7cc0-5161-958b-175c503c625c
identifier: sec:0001594550
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ENERGY CAPITAL PARTNERS III-D, LP

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001594550`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/f612db29-7cc0-5161-958b-175c503c625c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/f612db29-7cc0-5161-958b-175c503c625c  

## Ownership & control

### Holdings / subsidiaries

- **Custom Truck One Source, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/063b94b8-c0e2-5342-9204-0837fdeb64c3
- **Sunnova Energy International Inc.** (tenpercentowner) — https://whiteintel.dev/entity/b9408ed4-7b34-540b-86f9-b16751f2d758

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **ENERGY CAPITAL PARTNERS III-D, LP** — https://whiteintel.dev/entity/f612db29-7cc0-5161-958b-175c503c625c · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ENERGY CAPITAL PARTNERS III-D, LP**. Human view: https://whiteintel.dev/entity/f612db29-7cc0-5161-958b-175c503c625c · Structured JSON: https://whiteintel.dev/api/public/dossier/f612db29-7cc0-5161-958b-175c503c625c._

_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"._