What departments does One Source Associates, Inc. have?

One Source Associates, Inc. has employees across 7 departments including Civil Engineering & Construction, Program & Project Management, Sales, Product Management, Customer Success.

What is the largest department at One Source Associates, Inc.?

The largest department at One Source Associates, Inc. is Sales with 15 employees.

Where are One Source Associates, Inc. employees located globally?

One Source Associates, Inc. has employees across 2 continents and 2 countries including India, United States Of America.

How has One Source Associates, Inc.'s team size changed over time?

One Source Associates, Inc.'s team has decreased from approximately 61 to 56 employees based on available data.

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One Source Associates, Inc. Employee Directory

ConstructionMaryland, United States51-200 Employees

Incorporated in 1939, One Source Associates, Inc. represents the industry's finest products in lighting, lighting controls, window systems, and electrical supplies.

Our typical selling territory includes Maryland, Washington DC, and Northern Virginia. We strive to deliver excellence to all the market segments we serve.

Find One Source Associates, Inc. employees' phone numbers or email addresses

One Source Associates, Inc. Global Highlights

North America
101

United States Of America
101

Asia
1

India
1

One Source Associates, Inc.'s Leadership

C. B.
Vice President Of Lighting Control
Mobile Phone
Email
D. P.
President / Owner
Mobile Phone
Email
S. B.
President
Mobile Phone
Email
B. T.
Senior Vice President - Construction Division
Mobile Phone
Email
M. M.
Senior Vice President
Mobile Phone
Email
J. M.
Vice President
Mobile Phone
Email
M. M.
Senior Vice President
Mobile Phone
Email
J. G.
Controller
Mobile Phone
Email

One Source Associates, Inc. Employee Metrics

100%

50%

2026

2025

Civil Engineering & Construction
Program & Project Management
Support
Sales
Accounting
Other

Contact profiles from One Source Associates, Inc.

Name

Title

Contact Info

Location

Last Update

S. K.
Outside Sales - Construction / Supply
Mobile Phone
Email
United StatesMaryland
Mar 27, 2026
M. S.
Specification Sales
Mobile Phone
Email
United StatesMaryland
Feb 16, 2026
S. G.
Field Services Engineer
Mobile Phone
Email
United StatesVirginia
Nov 20, 2025
C. D.
Marketing Specialist
Mobile Phone
Email
United StatesMaryland
Mar 27, 2026
T. K.
Outside Sales Construction/Supply
Mobile Phone
Email
United StatesMaryland
Mar 24, 2026
D. T.
Inside Sales/Lighting Quotations
Mobile Phone
Email
United StatesMaryland
Oct 23, 2025
J. B.
Inside Sales - Lighting Project Quotations
Mobile Phone
Email
United StatesFlorida
Mar 24, 2026
T. A.
Application Specialist
Mobile Phone
Email
Oct 21, 2025
N. K.
Sales Rep
Mobile Phone
Email
United StatesMaryland
Oct 26, 2025
A. S.
Customer Service Representative - Lighting Projects
Mobile Phone
Email
United StatesMaryland
Oct 21, 2025

Frequently Asked Questions

What is One Source Associates, Inc. known for?

One Source Associates, Inc. was founded in 1939 operates in the Construction industry. The company's main headquarters is located in 9111 Guilford Road Columbia, Maryland 21046 United States; you can contact the main corporate office by phone at

+1-410-309-****

. Explore One Source Associates, Inc.'s company overview page for more information.

What is One Source Associates, Inc.'s most common email format?

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

How many employees does One Source Associates, Inc. have currently?

One Source Associates, Inc. has approximately 67 employees as of April 2026. These team members are located across 2 continents, including North AmericaAsia.

Who are One Source Associates, Inc.'s key employees and leadership?

As of April 2026, One Source Associates, Inc.'s key employees include:

Vice President Of Lighting Control: C. B.
President / Owner: D. P.
President: S. B.
Senior Vice President - Construction Division: B. T.
Senior Vice President: M. M.

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