What departments does Sieena have?

Sieena has employees across 12 departments including Sales, Business Development, Information Technology, Supply Chain, Program & Project Management.

What is the largest department at Sieena?

The largest department at Sieena is Engineering with 20 employees.

Where are Sieena employees located globally?

Sieena has employees across 2 continents and 8 countries including Mexico, United States Of America, Costa Rica, El Salvador, Argentina.

How has Sieena's team size changed over time?

Sieena's team has decreased from approximately 143 to 138 employees based on available data.

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Sieena Employee Directory

IT Services and IT ConsultingCalifornia, United States51-200 Employees

Definity is a nearshore technology partner specializing in custom digital solutions, AI innovation, and business applications. With over two decades of expertise and a strong focus on client success, Definity empowers organizations worldwide to achieve real business results through modern technology.

Find Sieena employees' phone numbers or email addresses

Sieena Global Highlights

North America
151

Mexico
110
United States Of America
37
Costa Rica
2
El Salvador
2

South America
13

Colombia
7
Argentina
3
Brazil
2
Chile
1

Sieena's Leadership

J. S.
Vice President Of Business Development
Mobile Phone
Email
F. G.
Vp Technology
Mobile Phone
Email
S. Z.
President - Sales (blitz And Definity)
Mobile Phone
Email
F. C.
President, Client Operations (definity & Blitz) | Enterprise Ai & Tech Services
Mobile Phone
Email
D. I.
Owner
Mobile Phone
Email
D. A.
Vice President
Mobile Phone
Email
C. K.
Director Of Growth
Mobile Phone
Email
I. G.
Service Delivery Manager
Mobile Phone
Email

Sieena Employee Metrics

100%

50%

2026

2025

Engineering
Quality Assurance
Information Technology
Administrative
Analytics
Other
Business Development
Consultant

Contact profiles from Sieena

Name

Title

Contact Info

Location

Last Update

S. Z.
President - Sales (blitz And Definity)
Mobile Phone
Email
United StatesTexas
Feb 20, 2026
D. I.
Owner
Mobile Phone
Email
Oct 23, 2024
J. S.
Vice President Of Business Development
Mobile Phone
Email
United StatesTexas
Apr 15, 2026
F. G.
Vp Technology
Mobile Phone
Email
MexicoMexico City
May 07, 2026
D. A.
Vice President
Mobile Phone
Email
United StatesTexas
Apr 24, 2024
C. K.
Director Of Growth
Mobile Phone
Email
United StatesGeorgia
May 04, 2026
I. G.
Service Delivery Manager
Mobile Phone
Email
MexicoNuevo León
Apr 13, 2026
N. L. R. G.
Service Delivery Manager
Mobile Phone
Email
MexicoNuevo León
Feb 04, 2026
G. P.
Service Delivery Manager / Project Manager
Mobile Phone
Email
MexicoNuevo León
Apr 16, 2026
C. A. G.
Service Delivery Lead
Mobile Phone
Email
Mexico
Feb 04, 2026

Frequently Asked Questions

What is Sieena known for?

Sieena was founded in 2005 operates in the IT Services and IT Consulting industry. The company's main headquarters is located in 750 b Street Suite 3300 San Diego, California 92101 United States; you can contact the main corporate office by phone at

+1-310-455-****

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

What is Sieena's most common email format?

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

How many employees does Sieena have currently?

Sieena has approximately 175 employees as of May 2026. These team members are located across 2 continents, including North AmericaSouth America.

Who are Sieena's key employees and leadership?

As of May 2026, Sieena's key employees include:

Vice President Of Business Development: J. S.
Vp Technology: F. G.
President - Sales (blitz And Definity): S. Z.
President, Client Operations (definity & Blitz) | Enterprise Ai & Tech Services: F. C.
Owner: D. I.

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