Kellen

Washington, District of Columbia, United States

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Association management and advocacy for diverse global organizations

With over 65 years of expertise, Kellen is a full-service association management company that operates globally across North America, Europe, and Asia. Specializing in sectors such as healthcare, food & nutrition, and industrial & manufacturing, Kellen provides tailored solutions to enhance organizational efficiency and effectiveness.

Kellen's broad services include strategic growth and membership planning, advocacy and awareness strategies, and non-dues business results generation. The company excels in public affairs and policy advocacy, leveraging its connections with policymakers and regulatory bodies to position associations at the forefront of decision-making processes. Their expertise in strategic communications, financial management, and event planning ensures that associations can focus on their core missions while achieving sustainable growth.

Headquartered in Washington D. , Kellen has a proven track record of securing media coverage in major outlets like CNN, USA Today, and Forbes. Their efforts have led to significant achievements, such as a 1, increase in audiences for a nonprofit association and exceeding sales goals by for a healthcare association. Through operational frameworks and executional diligence, Kellen empowers associations to drive real impact and visibility in their respective industries.

62
YEARS IN BUSINESS
8
SERVICES

Agency details

Team size
500+ people
Founded
1964 (62 years)

About this agency on Agency List

Kellen holds an Agency List Score of 78 out of 100.

That score is higher than 70% of the 37,023 agencies Agency List has assessed so far.

The Agency List Score measures how well an agency documents its work in public: named clients, quantified outcomes, and whether those outcomes are attributed to the agency rather than to the client.

It does not measure client satisfaction, price, or availability.

How the Agency List Score is measured

Assessment date

Agency List assessed Kellen in September 2026, reading 4 pages published on kellencompany.com.

The score reflects what Kellen had published by that date; anything published since has not been read.

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