What departments does Rennert International have?

Rennert International has employees across 3 departments including Education, Business Development, Program & Project Management.

What is the largest department at Rennert International?

The largest department at Rennert International is Education with 3 employees.

Where are Rennert International employees located globally?

Rennert International has employees across 3 continents and 4 countries including United Kingdom Of Great Britain And Northern Ireland, Italy, United States Of America, Argentina.

How has Rennert International's team size changed over time?

Rennert International's team has grown from approximately 49 to 51 employees based on available data.

Rennert International Employee Directory

Education Administration ProgramsNew York, United States51-200 Employees

Rennert International is a privately held firm focused on language education and communications, founded in 1973 by Cesar Rennert and based in New York. The company provides translation and interpretation services, English and other language instruction, teen language programs, and ESOL teacher training. It serves a global client base, helping individuals and organizations manage language learning and cross-cultural communication needs. Positioned within the education administration programs field, it is a founding member of the International Association of Language Centres, reflecting commitments to quality and ethics.

The firm operates from Berkeley College in Midtown Manhattan, placing it in the heart of New York City. In 2024, Rennert International received multiple academic recognitions, including awards from Columbia College and Rochester Institute of Technology, and recognition as a Lander University Junior Fellow.

Rennert International Global Highlights

North America
86

United States Of America
86

Europe
2

United Kingdom Of Great Britain And Northern Ireland
1
Italy
1

South America
2

Argentina
2

Rennert International's Leadership

L. D.
Director Of Studies
Mobile Phone
Email
L. K.
Director Of International Special Programs
Mobile Phone
Email
M. R.
Director
Mobile Phone
Email
M. R.
Teen Programs Director
Mobile Phone
Email
R. K.
Director
Mobile Phone
Email
S. Y. P.
Director Of Foreign Language And Evening English Programs
Mobile Phone
Email
G. B.
Admissions Manager/ Consultant/ Trainer
Mobile Phone
Email
A. C.
Deputy Head Of Teacher Training
Mobile Phone
Email

Rennert International Employee Metrics

100%

50%

0%

2026

2025

Education
Business
Business Development
Administrative
Arts & Design
Other

Contact profiles from Rennert International

Name

Title

Contact

Location

Last Update

L. D.
Director Of Studies
Mobile Phone
Email
Oct 22, 2024
L. K.
Director Of International Special Programs
Mobile Phone
Email
Oct 16, 2024
M. R.
Director
Mobile Phone
Email
Oct 17, 2024
M. R.
Teen Programs Director
Mobile Phone
Email
Oct 17, 2024
R. K.
Director
Mobile Phone
Email
Oct 17, 2024
S. Y. P.
Director Of Foreign Language And Evening English Programs
Mobile Phone
Email
Apr 10, 2025
G. B.
Admissions Manager/ Consultant/ Trainer
Mobile Phone
Email
Jun 19, 2026
A. C.
Deputy Head Of Teacher Training
Mobile Phone
Email
Oct 23, 2024
C. K.
Associate Director Of Business Development
Mobile Phone
Email
Oct 17, 2024
G. A.
Agente Autorizado
Mobile Phone
Email
Argentina
Aug 29, 2026

Frequently Asked Questions

What is Rennert International known for?

Rennert International was founded in 1973 and operates in the Education Administration Programs industry. You can contact Rennert International's main corporate office by phone at

+1-212-867-****

. Explore Rennert International's company overview page for more information.

What is Rennert International's most common email format?

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

How many employees does Rennert International have currently?

Rennert International has approximately 75 employees as of August 2026. These team members are located across 3 continents, including North America, Europe and South America.

Who are Rennert International's key employees and leadership?

As of August 2026, Rennert International's key employees include:

Director Of Studies: L. D.
Director Of International Special Programs: L. K.
Director: M. R.
Teen Programs Director: M. R.
Director: R. K.

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Rennert International Employee Directory

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