GESI Information

View Top Employees from GESI

GESI is a IT Services and IT Consulting company based in IT founded in Jan. 1, 1409, midnight.

Website	http://www.uni-leipzig.de
Revenue	$936.8 million
Employees	164 (38 on RocketReach)
Founded	1409
Phone	+49 4934 19733500
Fax	+49 341 9737049
Industry	IT Services and IT Consulting, Colleges & Universities, Education
Web Rank	21891
Web Visits	2 Million
Keywords	Clean Energy Transition, Renewable Energy Project Development, Climate Change Mitigation, Renewable Energy Integration, Sustainable Energy Solutions, Circular Economy Solutions, Green Energy Innovation, Smart Grid Technologies, Renewable Energy Technologies, Energy Policy Analysis, Carbon Footprint Reduction, Energy Audits And Assessments, Energy Efficiency Consulting, Sustainable Development Goals, Energy Storage Systems, Green Building Technologies, Energy Modeling And Simulation, Environmental Sustainability, Environmental Impact Assessment, Environmental Consulting Services
Competitors	RWTH Aachen University, University Hospital Heidelberg (UKHD), University of Tübingen, University of Stuttgart, Freie Universität Berlin, Albert-Ludwigs-Universität Freiburg im Breisgau, University of Mannheim, LMU - Ludwig-Maximilians-Universität München, Technische Universität Berlin +45 more (view full list)
SIC	SIC Code 82 Companies, SIC Code 822 Companies
NAICS	NAICS Code 61131 Companies, NAICS Code 541 Companies, NAICS Code 61 Companies, NAICS Code 611310 Companies, NAICS Code 611 Companies, NAICS Code 6113 Companies, NAICS Code 54 Companies

GESI Questions

What is the annual revenue of GESI?

The GESI annual revenue was $936.8 million in 2026.

Who is the President of GESI?

Gary Lenahan is the President of GESI.

How many people are employed at GESI?

38 people are employed at GESI.

What is the NAICS code for GESI?

The NAICS codes for GESI are [61131, 541, 61, 611310, 611, 6113, 54].

What is the SIC code for GESI?

The SIC codes for GESI are [82, 822].

Top GESI Employees

Gary Lenahan

President at GESI

Laguna Hills, CA, US
1
- att.net
2
- +1 949-929-XXXX
- +1 949-455-XXXX
Mark Gallagher

Product Owner at GESI

Van Wert, OH, US
3
- +1 574-255-XXXX
- +1 910-571-XXXX
- +1 574-383-XXXX
Antonio López Fuentes

Ingeniero de software at GESI

Andalusia, Spain
1
- entelgy.com
Dave Hancock

Drilling Consultant at GESI

Indiana, PA, US
José Cordero Bermúdez-Coronel

Consultor at GESI

Sevilla, AL, ES
Rosaria Dicristo

Responsabile delle relazioni con il clienti at GESI

Campania, Italy
Alberto Ramírez Galicia

Director de Consultoría at GESI

Mexico City, Mexico
Tony Black

Drill Site Manager at GESI

Aultman, PA, US
1
- +1 724-422-XXXX
Peter Yacoubian

Drill site manager at GESI

Fruita, CO, US
1
- gmail.com
4
- +1 612-201-XXXX
- +1 970-201-XXXX
- +1 970-858-XXXX
- +1 970-639-XXXX
Irene Huelva

Analista Programador at GESI

La Palma del Condado, AL, ES

View Similar People

G2 Leader Summer 2026

G2 Best Est ROI Mid-Market Summer 2026

G2 Easiest Admin Mid-Market Summer 2026

G2 Most Implementable Summer 2026

G2 Best Results Mid-Market Summer 2026

G2 Lead Capture Mid-Market Summer 2026

Inc Fastest Growing Private Companies 2026

Inc Best Workplace 2026

G2Crowd Trusted

300K+ Plugin Users