Willdan Group, Inc.

WLDN · Nasdaq · SIC 8711: Services-Engineering Services
226
SEC Filings

Business Summary

Willdan Group, Inc. is a provider of professional, technical, and consulting services to utilities, private industry, and public agencies. Founded in 1964, the company offers energy efficiency programs, engineering, construction management, program design, AI data center power solutions, greenhouse gas reduction services, and government infrastructure consulting. It operates through two segments: Energy (85% of revenue) and Engineering and Consulting (15%), serving clients across 22 states, D.C., Puerto Rico, and Alberta, Canada.

Next Earnings

Q2 FY2026 — expected 2026-08-13

Key Facts from Earnings Calls

TypeSubjectDetailQuarter
topic_mentionWLDNdiscussed_in_filing Artificial Intelligence
topic_mentionWLDNdiscussed_in_filing Data Center
topic_mentionWLDNdiscussed_in_filing Cybersecurity
topic_mentionWLDNdiscussed_in_filing Trusted Computing
topic_mentionWLDNdiscussed_in_filing Blockchain & Crypto
topic_mentionWLDNdiscussed_in_filing Supply Chain
topic_mentionWLDNdiscussed_in_filing Regulation
topic_mentionWLDNdiscussed_in_filing Automotive
topic_mentionWLDNdiscussed_in_filing AI Compute
topic_mentionWLDNdiscussed_in_filing Sovereign & Government
topic_mentionWLDNdiscussed_in_filing Artificial Intelligence
topic_mentionWLDNdiscussed_in_filing Data Center
topic_mentionWLDNdiscussed_in_filing Cybersecurity
topic_mentionWLDNdiscussed_in_filing Trusted Computing
topic_mentionWLDNdiscussed_in_filing Blockchain & Crypto
topic_mentionWLDNdiscussed_in_filing Supply Chain
topic_mentionWLDNdiscussed_in_filing Regulation
topic_mentionWLDNdiscussed_in_filing Automotive
topic_mentionWLDNdiscussed_in_filing AI Compute
topic_mentionWLDNdiscussed_in_filing Sovereign & Government

Annual Reports (10-K)

FiledPeriodAccessionSourceFull Text
2026-02-272026-01-020001104659-26-020767EDGAR68K words
2025-03-072024-12-270001558370-25-002429EDGAR—
2024-03-082023-12-290001558370-24-002758EDGAR—
2023-03-102022-12-300001558370-23-003367EDGAR—
2022-03-112021-12-310001558370-22-003337EDGAR—
2021-03-172021-01-010001558370-21-003104EDGAR—
2020-03-062019-12-270001558370-20-002100EDGAR—
2019-03-082018-12-280001558370-19-001690EDGAR—
2018-03-092017-12-290001558370-18-001811EDGAR—
2017-03-102016-12-300001558370-17-001619EDGAR—

Quarterly Reports (10-Q)

FiledPeriodAccessionSourceFull Text
2025-11-072025-10-030001104659-25-107945EDGAR34K words
2025-08-082025-07-040001558370-25-010820EDGAR—
2025-05-092025-04-040001558370-25-007025EDGAR—
2024-11-012024-09-270001558370-24-014072EDGAR—
2024-08-022024-06-280001558370-24-010633EDGAR—
2024-05-032024-03-290001558370-24-006577EDGAR—
2023-11-032023-09-290001558370-23-017486EDGAR—
2023-08-042023-06-300001558370-23-013281EDGAR—
2023-05-052023-03-310001558370-23-008172EDGAR—
2022-11-042022-09-300001558370-22-016314EDGAR—
2022-08-052022-07-010001558370-22-012312EDGAR—
2022-05-062022-04-010001558370-22-007478EDGAR—

Recent Current Reports (8-K)

FiledAccessionSourceFull Text
2026-02-260001104659-26-020502EDGAR6K words
2025-11-060001104659-25-107776EDGAR—
2025-08-070001558370-25-010784EDGAR—
2025-06-130001558370-25-008623EDGAR—
2025-05-080001558370-25-006982EDGAR—
2025-03-060001558370-25-002394EDGAR—
2024-11-180001558370-24-015826EDGAR—
2024-10-310001558370-24-014057EDGAR—
2024-08-010001558370-24-010603EDGAR—
2024-06-140001558370-24-009208EDGAR—

226 total filings indexed. 194 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR

Sector Peers

ACFN — ACORN ENERGY, INC. ACM — AECOM NGHI — Galenfeha, Inc. HYOR — HyOrc Corp MG — Mistras Group, Inc. TTEK — TETRA TECH INC VSEC — VSE CORP

Tags

energy-services engineering-and-consulting investor-owned-and-municipal-utilities public-agencies-and-local-governments commercial-and-industrial-firms special-districts-and-school-districts greenhouse-gas-reduction-and-sustainability ai-data-center-power-demand

Company Identity

CIK0001370450
TickerWLDN
ExchangeNasdaq
SIC8711: Services-Engineering Services
IncorporatedDE

Get More Data

This is the free public profile. For structured JSON with full provenance chain, use the API:

JSON Profile Stock Quote AI Readiness Report
Origin Provenance
page leaf: 165d03aa7b52bbe060720e597f324bd04b4b00ade4f686656566152f683ec459
parent: 49207b62120a1745a26aa96ca0e88c3efcb8bdf04b53bbd569cdbd76fe9fbb16
content hash: d4aa2dd842757a9f299230130c6fe6d578bf8fbf8d0024823c0764cd90718f6e
signed: 2026-04-13T04:48:13.957Z
sources: 22 verified data leaves
chain: SEC.gov PEM → origin.rootz.global extraction → this page
verify: sha256(content_hash + parent + timestamp) = leaf