Willdan Group, Inc.
Rank #135HypergrowthWLDN · Nasdaq · Industrials
Willdan Group, Inc. (WLDN) — Rank #135 by gross profitability (GP/assets 0.40) · ROE 15.0% · Piotroski F-Score N/A.
As-of 2026-09-15 · CIK 0001370450 · all metrics point-in-time as of the filing date.
About
Willdan Group, Inc., a technical services company, focuses on the provision of energy and infrastructure solutions in the United States and Canada.
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The company operates in two segments: Energy, and Engineering and Consulting. The Energy segment offers in-depth energy planning studies, economic analysis, modeling and forecasting software, decarbonization, program design and implementation, energy efficiency, turnkey energy and infrastructure projects, grid modernization, and utility-scale electrical engineering and construction management services. It serves investor-owned and municipal utilities, as well as investors and hyperscalers, and state and local governments. The Engineering and Consulting segment provides municipal and civil engineering, building and safety, code enforcement, fire plan and inspection, city engineering, construction management, design engineering, planning, and financial and municipal advisory services. It serves state and local governments, school districts, and utility districts.
The company was founded in 1964 and is headquartered in Anaheim, California.
- Industry
- Engineering & Construction
- Sector
- Industrials
- State
- DE
- Filer Category
- Large accelerated filer
- Fiscal Year End
- January 1
- Website
- willdan.com
Financials
Each fiscal year is read as-of that year’s own 10-K filing, so nothing restated after the fact leaks backwards. Line items this filer never tagged are omitted. Hover or tap a badge for the diagnostic behind it.
| Fiscal year end | 2017-12-29filed 2018-03-09 | 2016-12-30filed 2017-03-10 | 2016-01-01filed 2016-03-16 | 2015-01-02filed 2015-03-31 |
|---|---|---|---|---|
| Revenue | 273.4 | 208.9 | 135.1 | 108.1 |
| Revenue growth (YoY) | 30.8% | 54.7% | 25.0% | 26.4% |
| Cost of revenue | 196.7 | 143.3 | 82.1 | 63.8 |
| Gross profit | 76.7 | 65.7 | 53.0 | 44.3 |
| Gross margin | 28.1% | 31.4% | 39.2% | 41.0% |
| Operating income | 13.7 | 11.5 | 7.5 | 8.3 |
| Operating margin | 5.0% | 5.5% | 5.6% | 7.7% |
| Interest income | — | — | — | 0.0 |
| Interest expense | 0.1 | 0.2 | 0.2 | 0.0 |
| Pre-tax income | 13.7 | 11.4 | 7.3 | 8.4 |
| Income tax expense | 1.6 | 3.1 | 3.1 | (1.0) |
| Net income | 12.1 | 8.3 | 4.3 | 9.4 |
| Net margin | 4.4% | 4.0% | 3.2% | 8.7% |
| EPS (basic) | $1.42 | $1.01 | $0.54 | $1.26 |
| EPS (diluted) | $1.32 | $0.97 | $0.52 | $1.22 |
Figures are as originally filed with the SEC (point-in-time), not restated, so they can differ slightly from sites that show later-restated numbers. Why point-in-time?