What departments does HapstakDemetriou+ have?

HapstakDemetriou+ has employees across 3 departments including Accounting, Arts & Design, Engineering.

What is the largest department at HapstakDemetriou+?

The largest department at HapstakDemetriou+ is Arts & Design with 3 employees.

Where are HapstakDemetriou+ employees located globally?

HapstakDemetriou+ has employees across 1 continents and 1 countries including United States Of America.

How has HapstakDemetriou+'s team size changed over time?

HapstakDemetriou+'s team has decreased from approximately 19 to 18 employees based on available data.

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HapstakDemetriou+ Employee Directory

Architecture and PlanningDistrict of Columbia, United States11-50 Employees

HapstakDemetriou+ is an architecture and design studio led by Peter Hapstak and Olvia Demetriou, FAIA, known for delivering inventive, timeless design solutions across a range of project types and sizes. The firm brings together a diverse group of architects and designers who collaborate to guide clients from concept through realization, aiming to translate ideas into completed spaces. Based in Washington, D.C., the studio operates within the broader architecture and planning industry, offering comprehensive design services that address the needs of its clients and their projects. With a focus on creative, spirited approaches to architecture, HapstakDemetriou+ emphasizes thoughtful design outcomes and sustained relevance in its work.

HapstakDemetriou+ Global Highlights

North America
24

United States Of America
24

HapstakDemetriou+'s Leadership

C. H.
Controller
Mobile Phone
Email
A. S.
Interior Designer
Mobile Phone
Email
E. V.
Architectural Designer
Mobile Phone
Email
K. C.
Project Designer
Mobile Phone
Email
M. F.
Project Designer
Mobile Phone
Email

HapstakDemetriou+ Employee Metrics

100%

50%

2026

2025

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

Contact profiles from HapstakDemetriou+

Name

Title

Contact

Location

Last Update

C. H.
Controller
Mobile Phone
Email
Jun 25, 2025
A. S.
Interior Designer
Mobile Phone
Email
Nov 20, 2025
E. V.
Architectural Designer
Mobile Phone
Email
Apr 25, 2025
K. C.
Project Designer
Mobile Phone
Email
Oct 21, 2024
M. F.
Project Designer
Mobile Phone
Email
Oct 18, 2024

Frequently Asked Questions

What is HapstakDemetriou+ known for?

HapstakDemetriou+ was founded in 2011 and operates in the Architecture and Planning industry. You can contact HapstakDemetriou+'s main corporate office by phone at

+1-202-333-****

. Explore HapstakDemetriou+'s company overview page for more information.

What is HapstakDemetriou+'s most common email format?

HapstakDemetriou+ employees' email format typically follows the pattern of FirstL@hd-ad.com. Trying to find reliable and up-to-date employee contact data? Find more HapstakDemetriou+ email formats with LeadIQ.

How many employees does HapstakDemetriou+ have currently?

HapstakDemetriou+ has approximately 16 employees as of August 2026. These team members are located across 1 continents, including North America.

Who are HapstakDemetriou+'s key employees and leadership?

As of August 2026, HapstakDemetriou+'s key employees include:

Controller: C. H.
Interior Designer: A. S.
Architectural Designer: E. V.
Project Designer: K. C.
Project Designer: M. F.

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HapstakDemetriou+ Employee Directory

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