# WGL Holdings

**Canonical:** https://apis.io/providers/wgl-holdings/  
**Website:** https://www.wglholdings.com  
**APIs profiled:** 3

WGL Holdings was an integrated energy holding company headquartered in Washington, D.C., serving over 1 million customers across the District of Columbia, Maryland, and Virginia. Its operations spanned regulated natural gas distribution (Washington Gas), retail energy marketing (WGL Energy Services), commercial energy systems, and midstream energy services (WGL Midstream, Hampshire Gas). WGL Holdings was acquired by AltaGas on July 6, 2018, and continues to operate as a subsidiary.

## Kin Score — 15.7 / 100 (emerging)

Scored 2026-08-25 under rubric 0.14.0. Trend: flat (+0.0 from 15.7).

| Facet | Score |
|---|---|
| Discoverability | 64.8 |
| Contract Quality | 10.7 |
| Governance | 25.0 |
| Contract Governance | 25.0 |
| Operational Transparency | 7.9 |
| Developer Ergonomics | 0.0 |
| Commercial Clarity | 15.8 |
| Access Clarity | 15.8 |

Regulatory layer — **Energy & Utilities**: 14.9 (matched via tags).

## Agent readiness — 2.5 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |

## Access

Freemium — onboarding: unknown, pricing: freemium, trial: no (confidence: medium).

## APIs (3)

- **WGL Energy Services** — WGL Energy Services is an unregulated retail energy subsidiary of WGL Holdings that sells natural gas and electricity to commercial, industrial, and residential customers in Mar...
- **WGL Midstream** — WGL Midstream, Inc. is a subsidiary of Washington Gas Resources engaged in acquiring and optimizing natural gas storage and transportation assets. It focuses on midstream energy...
- **Hampshire Gas** — Hampshire Gas Company owns and operates interests in natural gas storage facilities in and around Hampshire County, West Virginia. It provides underground natural gas storage se...

## Security (1)

- **Wgl Holdings Domain Security** — TLSv1.3 · DMARC

## Plans (1)

- **Wgl Holdings Plans Pricing**

## Tags

Energy, Natural Gas, Utilities, Electricity, Retail Energy, Midstream, Fortune 1000

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/wgl-holdings/). Scores are computed from the provider's own public artifacts under a published rubric.