What departments does ALL4 have?

ALL4 has employees across 13 departments including Finance, Information Technology, Sales, Operations, Quality Assurance.

What is the largest department at ALL4?

The largest department at ALL4 is Consultant with 18 employees.

Where are ALL4 employees located globally?

ALL4 has employees across 6 continents and 17 countries including South Africa, Morocco, Thailand, India, Russian Federation.

How has ALL4's team size changed over time?

ALL4's team has grown from approximately 286 to 321 employees based on available data.

ALL4 Employee Directory

Environmental ServicesPennsylvania, United States201-500 Employees

ALL4 is a global environmental services and EHS consulting firm that also delivers digital solutions to support sustainable outcomes. The company partners with private and public sector clients to navigate regulatory landscapes and drive transformative change across industries. Its services span air quality management, chemical reporting and compliance, sustainability, investigation and remediation, occupational health and safety, waste management, water quality, and digital solutions. Headquartered in Philadelphia, Pennsylvania, ALL4 employs 201-500 people, operates from offices in multiple U.S. metropolitan areas and Madrid, Spain, and has an international presence extending to Canada and Latin America. ALL4 has expanded its capabilities through acquisitions, including Tora Consulting LLC in 2026, Capaccio Environmental Engineering in 2024, and Whatcom Environmental Services Inc. in 2020. The firm has received industry recognition such as Verdantix Green Quadrant Innovator Status, Inc. 5000 Fastest Growing Companies, ENR Top 200 Environmental Firms, and Zweig Hot Firm.

ALL4 Global Highlights

North America
369

United States Of America
361
Canada
5
Mexico
3

Europe
30

Spain
25
France
2
Netherlands
1
Poland
1
United Kingdom Of Great Britain And Northern Ireland
1

South America
4

Brazil
2
Argentina
1
Chile
1

Asia
3

Thailand
1
India
1
Russian Federation
1

Africa
2

South Africa
1
Morocco
1

ALL4's Leadership

D. P.
Chief Financial Officer
Mobile Phone
Email
E. K.
Chief Information Officer
Mobile Phone
Email
S. U.
Owner
Mobile Phone
Email
A. A.
Global Sales Director
Mobile Phone
Email
B. L.
Acoustics Practice Director
Mobile Phone
Email
S. L.
Sales Director
Mobile Phone
Email
E. C.
Dsp Sales Director Latam
Mobile Phone
Email
K. E.
Director Of Operations (europe & Latam)
Mobile Phone
Email

ALL4 Employee Metrics

100%

50%

0%

2026

2025

Consultant
Program & Project Management
Administrative
Business
Human Resources
Other

Contact profiles from ALL4

Name

Title

Contact

Location

Last Update

A. R.
Senior Technical Consultant
Mobile Phone
Email
Canada, Ontario
Sep 28, 2026
A. P.
Sr Technical Consultant
Mobile Phone
Email
Argentina
Jun 28, 2026
C. C.
Raleigh Office Leader
Mobile Phone
Email
Sep 28, 2026
L. C.
Senior Tehcnical Consultant
Mobile Phone
Email
Canada, Alberta
Oct 15, 2026
N. T.
Staff Consultant
Mobile Phone
Email
Sep 28, 2026
M. J. A. M.
Contable Senior
Mobile Phone
Email
Spain, Community of Madrid
Sep 16, 2026
M. T.
Consultor Técnico Senior
Mobile Phone
Email
Spain, Madrid
Sep 11, 2026
A. D.
Staff Scientist
Mobile Phone
Email
Oct 17, 2024
C. S.
Staff Scientist
Mobile Phone
Email
Jul 07, 2024
D. H.
Senior Consultant
Mobile Phone
Email
Oct 16, 2024

Frequently Asked Questions

What is ALL4 known for?

ALL4 was founded in 2002 and operates in the Environmental Services industry. You can contact ALL4's main corporate office by phone at

+1-610-933-****

. Explore ALL4's company overview page for more information.

What is ALL4's most common email format?

ALL4 employees' email format typically follows the pattern of FLast@all4inc.com. Trying to find reliable and up-to-date employee contact data? Find more ALL4 email formats with LeadIQ.

How many employees does ALL4 have currently?

ALL4 has approximately 421 employees as of October 2026. These team members are located across 5 continents, including North America, Europe and South America.

Who are ALL4's key employees and leadership?

As of October 2026, ALL4's key employees include:

Chief Financial Officer: D. P.
Chief Information Officer: E. K.
Owner: S. U.
Global Sales Director: A. A.
Acoustics Practice Director: B. L.

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ALL4 Employee Directory

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