

| Revenue | Over $500 million See Exact Annual Revenue |
|---|---|
| Employees | Over 1,000Exact Company Size |
| Primary Industry | 5411 Legal Services |
| Additional NAICS Codes | 23622 Commercial & Institutional Building Construction 23713 Power & Communication Line Construction 332 Fabricated Metal Product Manufacturing 54133 Engineering Services 541511 Custom Computer Programming & Software Development Services 551112 Offices of Other Holding Companies 561 Administrative & Support Services |
| Address | 1500 Spring Garden St Philadelphia, PA 19130 |
| Day & Zimmermann Power Services | Revenue Est. ($ Million) | Growth Rate (%) | # Employees |
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| 2025 | Over $500 million Details in Premium Report | ||
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| Day & Zimmermann Power Services P&L | $ Millions |
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| Trademark | Date |
|---|---|
| DZCONNEX A DAY & ZIMMERMANN COMPANY Downloadable electronic publications in the nature of books, magazines, written articles, newsletters, manuals, informational cards, brochures, and educational materials in the fields of human resources management and development, executive recruitment, talent management, and leadership development | 06/10/2022 |
| DZCONNEX Downloadable electronic publications in the nature of books, magazines, written articles, newsletters, manuals, informational cards, brochures, and educational materials in the fields of human resources management and development, executive recruitment, talent management, and leadership development | 05/19/2022 |
| YOH Professional employment recruiting, hiring, and placement services; Professional staffing and career networking services; Strategic sourcing, namely, staffing in the field of specialized technology, namely, application development software engineering, marketing, enterprise resource planning (ERP), Cloud, finance, accounting, compliance, healthcare, information technology, life sciences, product engineering, and compliance; External staff management, namely, managing the ordering and hiring of additional staff for others, providing co-employment services in the nature of providing human resource management for others | 08/30/2021 |
| Company | Headquarters | Revenue ($ MM) |
|---|---|---|
| AUSTIN 316 FIDUCIARY LIMITED | Oceanside, NY | 100 |
| CONSILIO | Washington, DC | 66 |
| LATHAM & WATKINS | Los Angeles, CA | 54 |
| KIRKLAND & ELLIS | Chicago, IL | 49 |
| CO STATE FRATERNAL ORDER OF POLICE | Westminster, CO | 44 |
| GREENBERG TRAURIG P.A. | Miami, FL | 42 |
| PROFESSIONAL LAW ENFORCEMENT A | Rochester, MI | 38 |
| CHG COMPANIES | Midvale, UT | 35 |
| BAKER & MCKENZIE | Chicago, IL | 33 |
| Company | Headquarters | Revenue ($ MM) |
|---|---|---|
| MORGAN LEWIS & BOCKIUS | Philadelphia, PA | 100 |
| FOX ROTHSCHILD | Philadelphia, PA | 61 |
| COZEN OCONNOR | Philadelphia, PA | 55 |
| DUANE MORRIS | Philadelphia, PA | 51 |
| DECHERT | Philadelphia, PA | 43 |
| BALLARD SPAHR | Philadelphia, PA | 38 |
| Company | Headquarters | Revenue ($ MM) |
|---|---|---|
| ARDENT CREDIT UNION | Philadelphia, PA | 100 |
| NAPCO MEDIA | Philadelphia, PA | 73 |
| SOCIETY OF HOSPITAL MEDICINE | Philadelphia, PA | 23 |
| YOH SERVICES | Philadelphia, PA | 0 |
| HLY | Philadelphia, PA | 0 |
| Company | Revenue ($ MM) |
|---|---|
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