| Annual · values | 2026 | 2024 | 2023 | 2022 | 2021 | 2019 | 2018 | 2017 | 2016 | 2015 | 2013 | 2012 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gross Margin | 37.51% | 35.84% | 35.24% | 33.46% | 38.41% | — | — | — | — | — | — | — |
| Operating Margin | 6.48% | 5.54% | 4.33% | -1.65% | -2.46% | 2.11% | 4.69% | 5.01% | 5.53% | 7.69% | 3.05% | -20.61% |
| EBITDA Margin | 9.22% | 8.15% | 7.55% | 2.43% | 2.39% | 5.60% | 6.97% | 6.51% | 7.07% | 8.11% | 3.73% | -19.82% |
| Net Margin | 7.71% | 3.99% | 2.14% | -1.97% | -2.38% | 1.09% | 3.68% | 4.44% | 3.97% | — | — | — |
| Current Ratio | 1.56 | 1.71 | 1.67 | 1.37 | 1.27 | 1.33 | 1.49 | 1.48 | 1.47 | 2.03 | 1.88 | 1.54 |
| Quick Ratio | 1.56 | 1.71 | 1.67 | 1.37 | 1.27 | 1.33 | 1.49 | 1.48 | 1.47 | 2.03 | 1.88 | 1.54 |
| Debt / Equity | 0.16 | 0.38 | 0.49 | 0.59 | 0.56 | 0.78 | 0.49 | — | — | — | — | 0.42 |
| ROE | 17.24% | 9.63% | 5.47% | -4.65% | -4.70% | 2.89% | 6.95% | 17.17% | 16.63% | — | — | — |
| ROA | 9.66% | 4.86% | 2.63% | -2.06% | -2.13% | 1.10% | 3.32% | 8.78% | 7.66% | — | — | — |
| Asset Turnover | 1.25 | 1.22 | 1.23 | 1.05 | 0.90 | 1.01 | 0.90 | 1.98 | 1.93 | 1.98 | 2.24 | 2.23 |
| Book Value / Share | 20.23 | 16.45 | 14.69 | 13.95 | 14.39 | 14.22 | 14.78 | 7.72 | 5.83 | 3.93 | 2.70 | 2.37 |
Willdan Group, Inc. is a professional services company providing technical expertise and consulting services across two core operating segments. The Energy segment delivers comprehensive energy efficiency solutions, including audits, program design, grid optimization, demand reduction, and energy consulting services to utilities, public agencies, and private industry. The company also offers turnkey infrastructure and facility projects with performance contracting capabilities. The Engineering and Consulting segment provides civil engineering services encompassing construction management, building and safety compliance, city planning, civil design, and geotechnical services. Willdan serves utilities, government agencies, data centers, and municipalities, positioning itself as a critical enabler of grid modernization and infrastructure upgrades. The company handles large-scale energy and sustainability projects, including electrification, solar and battery storage installations, and decarbonization initiatives. Founded in 1964 and headquartered in Anaheim, California, Willdan combines design and consulting expertise with implementation capabilities to support clients' energy and infrastructure transformation objectives.