| Format | Example | Percentage |
|---|---|---|
| Format:firstName-lastNameInitial | jane-d@all4inc.com | Percentage:86% |
| Format:lastNameInitial_firstName | d_jane@all4inc.com | Percentage:5% |
| Format:firstName-lastName | jane-doe@all4inc.com | Percentage:4% |
| Format:lastNameInitial.firstNameInitial | d.j@all4inc.com | Percentage:3% |
| Format:firstNameInitial_lastName | j_doe@all4inc.com | Percentage:1% |
| Format:lastNameInitialfirstNameInitial | dj@all4inc.com | Percentage:1% |
ALL4 employee email verification for instant deliverability checks.
ALL4 was founded in 2002 and is headquartered in Kimberton, Pennsylvania, serving the Delaware Valley region.
Specializing in eco‑management, ALL4 delivers comprehensive air quality consulting, compliance, permitting, modeling, and ambient & meteorological monitoring. The firm also provides continuous emissions monitoring system consulting, environmental program management, multimedia regulatory analysis, health and safety training, EHS compliance oversight, water quality services, digital solutions—including EMIS and chemical reporting—alongside chemical management, industrial and occupational safety, investigation and remediation, ESG initiatives, environmental justice work, and climate‑change strategies.
Operating as an independent company with 200–500 employees, ALL4 reports revenues between $100 million and $500 million and holds SIC code 8900.
The leadership team features Digital Marketing Coordinator Allison Sufleta; Water Tech Team Lead Lizzie Smith; Senior Implementation Consultant Brian VanderJeugdt; Managing Consultants Troy Gayer, Anna Richardson, and Heather Brinkerhoff as EHS Practice Director; along with Regional Leaders Claire Corta in Raleigh and Ron Harding covering the Western region.
ALL4 uses 6 email formats across its organization. The most common pattern is firstName-lastNameInitial (e.g., jane-d@all4inc.com), used in approximately 86% of work addresses.
ALL4 currently employs over 200-500 people from United States, Canada, Argentina, Chile, Brazil, with a head office in Kimberton, Pennsylvania, US.
SignalHire complies with the General Data Protection Regulation (GDPR). SignalHire follows GDPR requirements, including but not limited to rights of data subjects to access, correct, or delete their personal information and supports the right to be forgotten.
SignalHire is CCPA-compliant and provides California residents the right to know, access, opt out, and request deletion of their personal data.
