What departments does Delta Consultants have?

Delta Consultants has employees across 3 departments including Consultant, Engineering, Operations.

What is the largest department at Delta Consultants?

The largest department at Delta Consultants is Consultant with 1 employees.

Where are Delta Consultants employees located globally?

Delta Consultants has employees across 3 continents and 8 countries including India, Philippines, Pakistan, Switzerland, United Kingdom Of Great Britain And Northern Ireland.

How has Delta Consultants's team size changed over time?

Delta Consultants's team has grown from approximately 36 to 38 employees based on available data.

Delta Consultants Employee Directory

Environmental ServicesCalifornia, United States51-200 Employees

Delta Consultants was acquired by Oranjewoud N.V. in 2008 and today functions as Antea Group’s United States engineering and consultancy arm. Antea Group operates as an international practice specializing in environment, infrastructure, urban planning, and water, combining strategic thinking with technical expertise to address client challenges. Based in Irvine, California, the group maintains a global footprint with offices in more than 100 locations across six continents.

Its client base includes global energy companies, manufacturers, national governments, and local municipalities, and the firm delivers services across environmental management, infrastructure, urban planning, and water resources. In 2025, Antea Group USA announced the addition of senior consultants to support its environmental mergers and acquisitions and water management practices, signaling ongoing expansion of its U.S. team.

Delta Consultants Global Highlights

North America
56

United States Of America
54
Canada
2

Asia
14

India
10
Pakistan
3
Philippines
1

Europe
7

United Kingdom Of Great Britain And Northern Ireland
5
Switzerland
1
Greece
1

Delta Consultants's Leadership

N. M.
Chief Executive Officer
Mobile Phone
Email
M. F.
Chief Executive
Mobile Phone
Email
C. D.
President
Mobile Phone
Email
Y. I.
Managing Partner
Mobile Phone
Email
S. G.
Proprietor
Mobile Phone
Email
C. S.
Owner
Mobile Phone
Email
J. J.
Owner
Mobile Phone
Email
C. M.
Data Manager
Mobile Phone
Email

Delta Consultants Employee Metrics

100%

50%

0%

2026

2025

Consultant
Business
Engineering
Program & Project Management
Biotechnology
Other

Contact profiles from Delta Consultants

Name

Title

Contact

Location

Last Update

A. R.
Engineer
Mobile Phone
Email
India, Andhra Pradesh
Sep 15, 2026
N. N. N.
Coordinator
Mobile Phone
Email
Pakistan
Aug 31, 2026
A. R.
Event Organizer
Mobile Phone
Email
Philippines, Metro Manila
Sep 05, 2026
S. D.
Self Employed
Mobile Phone
Email
Sep 08, 2026

Frequently Asked Questions

What is Delta Consultants known for?

Delta Consultants was founded in 1986 and operates in the Environmental Services industry. Explore Delta Consultants's company overview page for more information.

What is Delta Consultants's most common email format?

Delta Consultants employees' email format typically follows the pattern of First.Last@anteagroup.com. Trying to find reliable and up-to-date employee contact data? Find more Delta Consultants email formats with LeadIQ.

How many employees does Delta Consultants have currently?

Delta Consultants has approximately 116 employees as of August 2026. These team members are located across 3 continents, including North America, Asia and Europe.

Who are Delta Consultants's key employees and leadership?

As of August 2026, Delta Consultants's key employees include:

Chief Executive Officer: N. M.
Chief Executive: M. F.
President: C. D.
Managing Partner: Y. I.
Proprietor: S. G.

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Delta Consultants Employee Directory

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