Willdan Group, Inc. — Investor Relations & Filings
Willdan Group, Inc. is a provider of professional technical and consulting services focused on energy, engineering, and sustainability. The company delivers solutions to public and private utilities, government agencies, and commercial clients. Core services include energy efficiency program administration, infrastructure modernization, grid-related planning, and the implementation of software and emerging technologies. Willdan assists communities and organizations in transitioning to clean energy and achieving sustainability goals by developing and managing projects that improve energy infrastructure and resource management.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| ARS - Willdan Group, Inc. (0001370450) (Filer) | 2026-04-24 | English | |
| DEF 14A - Willdan Group, Inc. (0001370450) (Filer) | 2026-04-24 | English | |
| SCHEDULE 13G/A - Willdan Group, Inc. (0001370450) (Subject) | 2026-03-27 | English | |
| 4 - Willdan Group, Inc. (0001370450) (Issuer) | 2026-03-26 | English | |
| 4 - Willdan Group, Inc. (0001370450) (Issuer) | 2026-03-26 | English | |
| 4 - Willdan Group, Inc. (0001370450) (Issuer) | 2026-03-26 | English |
Market data
Market data not available
Price history
Peer group · Architectural and engineering, and related technical consultancy activities
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Willdan Group, Inc. via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/31880/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=31880 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=31880 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=31880 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 31880}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for Willdan Group, Inc. (id: 31880)"
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