What departments does ONeil Architects have?

ONeil Architects has employees across 2 departments including Operations, Engineering.

What is the largest department at ONeil Architects?

The largest department at ONeil Architects is Operations with 1 employees.

Where are ONeil Architects employees located globally?

ONeil Architects has employees across 1 continents and 1 countries including United States Of America.

How has ONeil Architects's team size changed over time?

ONeil Architects's team has remained stable from approximately 2 to 2 employees based on available data.

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ONeil Architects Employee Directory

Architecture and PlanningVirginia, United States2-10 Employees

ONeil Architects is a small architecture and planning practice based in Leesburg, Virginia, focused on designing and renovating residential spaces and small-scale commercial projects in northern Virginia. The firm emphasizes custom homes, additions, interior renovations, and rural business ventures such as wineries and tasting rooms, aiming to address the specific needs of clients building or expanding in rural and semi-rural settings. Positioned within the architecture and planning sector, the firm serves homeowners and small businesses seeking tailored design solutions that respond to regional context and scale. Located on Loudoun Street SW in Leesburg, the practice operates with a locally oriented portfolio and a regional focus in northern Virginia.

ONeil Architects Global Highlights

North America
3

United States Of America
3

ONeil Architects's Leadership

D. O.
Chief Operating Officer
Mobile Phone
Email
T. O.
Principal Architect
Mobile Phone
Email

ONeil Architects Employee Metrics

100%

50%

2026

2025

Arts & Design
Business
Other

Contact profiles from ONeil Architects

Name

Title

Contact

Location

Last Update

D. O.
Chief Operating Officer
Mobile Phone
Email
United States, Virginia
Jun 01, 2025
T. O.
Principal Architect
Mobile Phone
Email
United States, Virginia
Feb 17, 2026

Frequently Asked Questions

What is ONeil Architects known for?

ONeil Architects was founded in 1988 and operates in the Architecture and Planning industry. Explore ONeil Architects's company overview page for more information.

What is ONeil Architects's most common email format?

ONeil Architects employees' email format typically follows the pattern of First.Last@oneilarchitects.com. Trying to find reliable and up-to-date employee contact data? Find more ONeil Architects email formats with LeadIQ.

How many employees does ONeil Architects have currently?

ONeil Architects has approximately 3 employees as of October 2026. These team members are located across 1 continents, including North America.

Who are ONeil Architects's key employees and leadership?

As of October 2026, ONeil Architects's key employees include:

Chief Operating Officer: D. O.
Principal Architect: T. O.

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ONeil Architects Employee Directory

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