Who are Willdan Group, Inc.'s major customers?

Willdan Group, Inc. (WLDN) key customers include: CLARK-COUNTY-SCHOOL-DISTRICT, NEW-YORK-POWER-AUTHORITY, SOUTHERN-CALIFORNIA-EDISON, ORANY, ORANY and 4 more. View the full customer network at chainsifter.com/chain/WLDN.

What sector is Willdan Group, Inc. in?

Willdan Group, Inc. (WLDN) operates in the general sector. ChainSifter tracks its verified supply chain relationships including suppliers, customers, and strategic partners.

Willdan Group, Inc. (WLDN) Suppliers & Customers

0Suppliers

9Customers

1Debt Items

20Related Chains

Source-Backed Evidence Depth

Willdan Group, Inc. (WLDN) is shown with relationship data already present in ChainSifter's database. Counts below come from stored supply-chain records and filing/source URLs where available; missing source URLs are not filled in or estimated.

11Total relationships

2Distinct source URLs

5High confidence

0.765Average confidence

2026-09-13Latest database update

ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.

Willdan Group, Inc. Suppliers

No suppliers on recordWilldan Group, Inc. has not yet been matched to upstream suppliers in our database, or is still being processed.

Willdan Group, Inc. Customers

Ticker	Name	Confidence	Evidence
CLARK-COUNTY-SCHOOL-DISTRICT	CLARK-COUNTY-SCHOOL-DISTRICT	90%	For the three months ended April 4, 2025, the Company derived 24.1 % of its consolidated contract revenue from two customers, Clark County School District and Southern California Edison.
NEW-YORK-POWER-AUTHORITY	NEW-YORK-POWER-AUTHORITY	90%	For the three months ended April 3, 2026, the Company derived 22.4 % of its Energy segment revenues from two customers, Southern California Edison and New York Power Authority, and no single customer…
SOUTHERN-CALIFORNIA-EDISON	SOUTHERN-CALIFORNIA-EDISON	90%	For the three months ended April 4, 2025, the Company derived 24.1 % of its consolidated contract revenue from two customers, Clark County School District and Southern California Edison.
ORANY	ORANY	72%	Reciprocal relationship from ORANY graph: Reciprocal relationship from WLDN graph: asses projects such as streets, bridges, sewers and storm drains, water systems, parks, pools, public buildings, and…
ORANY	ORANY	72%	asses projects such as streets, bridges, sewers and storm drains, water systems, parks, pools, public buildings, and utilities. Structures. Our structural engineering services include bridge design, …
ALPHA-INSPECTIONS-INC	ALPHA-INSPECTIONS-INC	62%	. Three Months Ended April 3, 2026 Compared to Three Months Ended April 4, 2025 Contract revenue. Consolidated contract revenue increased $2.7 million, or 1.8%, in the three months ended April 3, 202…
ALTERNATIVE-POWER-GENERATION-INC	ALTERNATIVE-POWER-GENERATION-INC	62%	. Three Months Ended April 3, 2026 Compared to Three Months Ended April 4, 2025 Contract revenue. Consolidated contract revenue increased $2.7 million, or 1.8%, in the three months ended April 3, 202…
BURTON-ENERGY-GROUP-LLC	BURTON-ENERGY-GROUP-LLC	62%	. (“Compass”). Compass is a full service municipal advisory firm providing a broad range of financial services to municipalities across the Southeast. Compass’ financial information is included withi…
COMPASS-MUNICIPAL-ADVISORS-LLC	COMPASS-MUNICIPAL-ADVISORS-LLC	62%	. Three Months Ended April 3, 2026 Compared to Three Months Ended April 4, 2025 Contract revenue. Consolidated contract revenue increased $2.7 million, or 1.8%, in the three months ended April 3, 202…

Willdan Group, Inc. Debt Obligations

Instrument	Description	Confidence	Evidence
WLDN-DEBT	Debt stack $67.2M	90%	Market cache reports total debt of $67.2M.

Willdan Group, Inc. Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for Willdan Group, Inc..

Willdan Group, Inc. Ownership

Holder	Name	Confidence	Evidence
WLDN-OWNER-BLACKROCK-INC	BlackRock, Inc.	90%	13F overlay lists BlackRock, Inc. as top holder; 253 tracked holders.

Willdan Group, Inc. Extended Supply Chain Network

Ticker	Name	Chain Index	Hops	Relationship Types
ORANY	ORANGE	100.00	1	['customer']
AMZE	Amaze Holdings, Inc.	50.00	2
DWTX	Dogwood Therapeutics, Inc.	50.00	2
AYTU	Aytu BioPharma, Inc.	50.00	2
CYCN	Cyclerion Therapeutics, Inc.	50.00	2
D	Dominion Energy, Inc.	50.00	2
DARE	Daré Bioscience, Inc.	50.00	2
CANF	Can-Fite BioPharma Ltd.	50.00	2
DFTX	Definium Therapeutics, Inc.	50.00	2
CHUC	Charlie's Holdings, Inc.	50.00	2
CLNE	Clean Energy Fuels Corp.	50.00	2
FENC	Fennec Pharmaceuticals Inc.	50.00	2
EQR	Equity Residential	50.00	2
CNOB	ConnectOne Bancorp, Inc.	50.00	2
CPRX	Catalyst Pharmaceuticals, Inc.	50.00	2
ESS	Essex Property Trust, Inc.	50.00	2
ED	Consolidated Edison, Inc.	50.00	2
CORT	Corcept Therapeutics Incorporated	50.00	2
BSBK	Bogota Financial Corp.	50.00	2
BLTE	Belite Bio, Inc	50.00	2

Willdan Group, Inc. Supply Chain