What departments does Marcus Thomas LLC have?

Marcus Thomas LLC has employees across 11 departments including Program & Project Management, Marketing, Engineering, Branding, Arts & Design.

What is the largest department at Marcus Thomas LLC?

The largest department at Marcus Thomas LLC is Marketing with 5 employees.

Where are Marcus Thomas LLC employees located globally?

Marcus Thomas LLC has employees across 3 continents and 3 countries including United Kingdom Of Great Britain And Northern Ireland, United States Of America, Argentina.

How has Marcus Thomas LLC's team size changed over time?

Marcus Thomas LLC's team has decreased from approximately 275 to 140 employees based on available data.

Marcus Thomas LLC Employee Directory

Advertising ServicesOhio, United States51-200 Employees

Marcus Thomas LLC is a midsize advertising services agency based in Cleveland, Ohio, delivering fully integrated marketing communications. The firm centers its work on audience insight, idea generation, and alternative delivery, coordinating research, account service, creative, media, and public relations across four communities of practice. It organizes its teams around four market focuses—CPG, B2B, Home & Garden, and Professional Services—to align offerings with sector-specific needs.

Founded through the merger of two longstanding Northeast Ohio firms, Marcus Advertising (Cleveland, 1946) and Ira Thomas Associates (Youngstown, 1937), Marcus Thomas later expanded its digital capabilities by acquiring DigiKnow in 2011. The agency further broadened its scope with the 2018 acquisition of Devs United, a customer engagement technology company. Leadership within the firm evolved in 2019, with appointments impacting diversity, operations, and creative leadership.

Marcus Thomas LLC Global Highlights

North America
332

United States Of America
332

South America
12

Argentina
12

Europe
1

United Kingdom Of Great Britain And Northern Ireland
1

Marcus Thomas LLC's Leadership

J. L.
Chief Client Officer
Mobile Phone
Email
A. R.
Vice President Marketing And Development
Mobile Phone
Email
J. S.
Vp And Creative Director
Mobile Phone
Email
M. S.
Vice President Interactive
Mobile Phone
Email
J. K.
Founder
Mobile Phone
Email
D. H.
Chairman Emeritus
Mobile Phone
Email
J. M.
Partner
Mobile Phone
Email
J. B.
Owner
Mobile Phone
Email

Marcus Thomas LLC Employee Metrics

100%

50%

0%

2026

2025

Media & Communications
Accounting
Sales
Arts & Design
Program & Project Management
Other
Engineering
Marketing
Information Technology

Contact profiles from Marcus Thomas LLC

Name

Title

Contact Info

Location

Last Update

J. L.
Chief Client Officer
Mobile Phone
Email
United StatesArkansas
Jun 01, 2026
D. H.
Chairman Emeritus
Mobile Phone
Email
UNITED STATES
Mar 08, 2023
J. M.
Partner
Mobile Phone
Email
UNITED STATES
Mar 08, 2023
J. K.
Founder
Mobile Phone
Email
Oct 22, 2024
J. B.
Owner
Mobile Phone
Email
UNITED STATES
Mar 08, 2023
T. B.
Owner, Marcus Thomas Llc
Mobile Phone
Email
Oct 17, 2024
K. H.
Senior Vice President
Mobile Phone
Email
United StatesIowa
Jun 23, 2026
M. H.
Vice President, Project Management
Mobile Phone
Email
United StatesMassachusetts
Apr 16, 2026
A. R.
Vice President Marketing And Development
Mobile Phone
Email
UNITED STATES
Mar 26, 2024
G. T.
Vice President, Management Supervisor
Mobile Phone
Email
Oct 18, 2024

Frequently Asked Questions

What is Marcus Thomas LLC known for?

Marcus Thomas LLC was founded in 1937 operates in the Advertising Services industry. The company's main headquarters is located in 4781 Richmond Road Cleveland, Ohio 44128 United States; you can contact the main corporate office by phone at

+1-216-292-****

. Explore Marcus Thomas LLC's company overview page for more information.

What is Marcus Thomas LLC's most common email format?

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

How many employees does Marcus Thomas LLC have currently?

Marcus Thomas LLC has approximately 166 employees as of June 2026. These team members are located across 3 continents, including North AmericaSouth AmericaEurope.

Who are Marcus Thomas LLC's key employees and leadership?

As of June 2026, Marcus Thomas LLC's key employees include:

Chief Client Officer: J. L.
Vice President Marketing And Development: A. R.
Vp And Creative Director: J. S.
Vice President Interactive: M. S.
Founder: J. K.

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Marcus Thomas LLC Employee Directory

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