What departments does SILLMAN have?

SILLMAN has employees across 1 departments including Engineering.

What is the largest department at SILLMAN?

The largest department at SILLMAN is Engineering with 1 employees.

Where are SILLMAN employees located globally?

SILLMAN has employees across 4 continents and 4 countries including France, United States Of America, Australia, Brazil.

How has SILLMAN's team size changed over time?

SILLMAN's team has decreased from approximately 40 to 39 employees based on available data.

SILLMAN Employee Directory

Architecture and PlanningCalifornia, United States51-200 Employees

SILLMAN is an architecture and planning firm based in San Diego, California, established in 1974. The firm emphasizes responsible, reliable, and innovative design, aiming to deliver projects that balance high performance with aesthetic value while supporting community opportunities and healthier built environments. With a collaborative, principal-led approach, SILLMAN highlights extensive experience and teamwork as core to its process, and it has been recognized as an Employer of Choice in 2021 for its integrity and culture. The company pursues sustainability by prioritizing low-cost passive design strategies and energy-efficient planning, coupled with sustainable materials selected for recycling characteristics, longevity, and reduced life-cycle costs. While operating within the architecture and planning sector, the firm positions itself as a local, multicultural practice that focuses on making a difference through thoughtful, purpose-driven design.

SILLMAN Global Highlights

North America
47

United States Of America
47

South America
2

Brazil
2

Europe
1

France
1

Oceania
1

Australia
1

SILLMAN's Leadership

O. G.
Director Of University Relations - Collegiate Position
Mobile Phone
Email
K. T.
Retired
Mobile Phone
Email
L. C.
Architect
Mobile Phone
Email

SILLMAN Employee Metrics

100%

50%

0%

2026

2025

Arts & Design
Program & Project Management
Community & Social Services
Accounting
Administrative
Other

Contact profiles from SILLMAN

Name

Title

Contact

Location

Last Update

O. G.
Director Of University Relations - Collegiate Position
Mobile Phone
Email
Oct 18, 2024
K. T.
Retired
Mobile Phone
Email
France, Occitanie
Dec 30, 2025
L. C.
Architect
Mobile Phone
Email
Oct 16, 2024

Frequently Asked Questions

What is SILLMAN known for?

SILLMAN was founded in 1974 and operates in the Architecture and Planning industry. You can contact SILLMAN's main corporate office by phone at

+1-619-241-****

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

What is SILLMAN's most common email format?

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

How many employees does SILLMAN have currently?

SILLMAN has approximately 53 employees as of August 2026. These team members are located across 4 continents, including North America, South America and Europe.

Who are SILLMAN's key employees and leadership?

As of August 2026, SILLMAN's key employees include:

Director Of University Relations - Collegiate Position: O. G.
Retired: K. T.
Architect: L. C.

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SILLMAN Employee Directory

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