What departments does Nadel and Gussman, LLC have?

Nadel and Gussman, LLC has employees across 4 departments including Entrepreneurship, Administrative, Banking, Human Resources.

What is the largest department at Nadel and Gussman, LLC?

The largest department at Nadel and Gussman, LLC is Administrative with 3 employees.

Where are Nadel and Gussman, LLC employees located globally?

Nadel and Gussman, LLC has employees across 2 continents and 2 countries including France, United States Of America.

How has Nadel and Gussman, LLC's team size changed over time?

Nadel and Gussman, LLC's team has grown from approximately 38 to 41 employees based on available data.

Nadel and Gussman, LLC Employee Directory

Oil and GasOklahoma, United States51-200 Employees

Nadel and Gussman, LLC is an independent oil and gas producer and explorer that has operated as a fourth-generation, family-owned company, headquartered in Tulsa, Oklahoma. The firm emphasizes drilling and acquiring production from its own resources, while pursuing complementary ventures in both conventional and unconventional oil and gas opportunities. The company's origins trace back to Isadore Nadel's arrival in Oklahoma in 1919, laying the groundwork for its long-standing presence in the regional energy industry.

Under leadership that began with Herb Gussman and subsequent leaders Stephen Heyman and James Adelson, the company expanded its footprint to multiple basins and states by the 1990s. Today, its operations span Oklahoma, Kansas, Texas, Louisiana, and New Mexico, reflecting a national upstream presence.

Nadel and Gussman, LLC Global Highlights

North America
68

United States Of America
68

Europe
1

France
1

Nadel and Gussman, LLC's Leadership

J. F. A.
President
Mobile Phone
Email
A. N.
Owner
Mobile Phone
Email
M. K. H.
Office Manager
Mobile Phone
Email
J. A.
Branch Manager
Mobile Phone
Email
P. C.
Human Resources Manager
Mobile Phone
Email
S. R.
Manager
Mobile Phone
Email
S. H.
Manager
Mobile Phone
Email
R. B.
Principal
Mobile Phone
Email

Nadel and Gussman, LLC Employee Metrics

100%

50%

0%

2026

2025

Accounting
Community & Social Services
Administrative
Biotechnology
Business
Other

Contact profiles from Nadel and Gussman, LLC

Name

Title

Contact Info

Location

Last Update

A. N.
Owner
Mobile Phone
Email
Oct 18, 2024
J. F. A.
President
Mobile Phone
Email
Feb 15, 2024
M. K. H.
Office Manager
Mobile Phone
Email
Jun 30, 2026
J. A.
Branch Manager
Mobile Phone
Email
Jul 16, 2024
P. C.
Human Resources Manager
Mobile Phone
Email
Nov 12, 2024
S. R.
Manager
Mobile Phone
Email
Oct 17, 2024
S. H.
Manager
Mobile Phone
Email
Oct 22, 2024
R. B.
Principal
Mobile Phone
Email
Oct 23, 2024
Z. H.
Land Administration Assistant
Mobile Phone
Email
Oct 21, 2024
J. D.
Lease Operator
Mobile Phone
Email
Aug 01, 2026

Frequently Asked Questions

What is Nadel and Gussman, LLC known for?

Nadel and Gussman, LLC operates in the Oil and Gas industry; you can contact the main corporate office by phone at

+1-918-583-****

. Explore Nadel and Gussman, LLC's company overview page for more information.

What is Nadel and Gussman, LLC's most common email format?

Nadel and Gussman, LLC employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Nadel and Gussman, LLC email formats with LeadIQ.

How many employees does Nadel and Gussman, LLC have currently?

Nadel and Gussman, LLC has approximately 55 employees as of July 2026. These team members are located across 2 continents, including North AmericaEurope.

Who are Nadel and Gussman, LLC's key employees and leadership?

As of July 2026, Nadel and Gussman, LLC's key employees include:

President: J. F. A.
Owner: A. N.
Office Manager: M. K. H.
Branch Manager: J. A.
Human Resources Manager: P. C.

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Nadel and Gussman, LLC Employee Directory

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