Carl Bloom Associates
Volunteers of all ages sorting donated goods together at an outdoor community table

1976 · 2026

Fifty years of moving people to act.

Carl Bloom Associates helps mission-driven organizations turn audiences into donors, members, attendees, volunteers and recruits.

From strategy and creative to data, media, production and reporting, we do it all.

Case studies

Campaigns that delivered.

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Public television stationsResults across the stations we mail for · August 2025 mailings, compared with August 2024

Naming the need lifted every campaign

+251%return on investment from new-donor mailings
Change in response rate, August 2025 vs. August 2024All three up
Current donors, add-gift+68%
Lapsed donors+94%
New-donor acquisition+155%

When federal funding disappeared, stations had a story their donors needed to hear. Telling it locally turned a funding crisis into their best mailings in four years.

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Historic house and gardenMembership and annual fund · August and November 2025

Past visitors returned more than twice as much as rented lists

$11.15returned for every $1 by active members
Return for every $1 spent, August 2025 membership mailing2.4× higher
Rented names, postcard$1.05
Past visitors, graphic envelope$2.56

The best prospects had already walked through the gates. Mailing past visitors first, then inviting the new members to give again, made the first year pay off twice.

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In their words

What it’s like to work with us.

“Carl Bloom is that rare mix of expertise, creativity and genuine care. They understand that every community and every campaign is personal. They’ll listen, explain and customize until it’s exactly right.”

Shane BurkeenNashville PBS

“CBA’s expertise has been transformative for our organization. Their guidance helped us connect with a staggering amount of new donors who believe in our mission and continue to stand with us in making a difference.”

Jill JoplinDeKalb Library Foundation

“The CBA team has helped us tap into new channels with their innovative Digital Reach 360 program, and has optimized and advanced our content to both reach new audiences and deepen our engagement with our existing supporters.”

Laura RobinsonProspect Park Alliance

Let’s talk about your goals.

From a single campaign to a year-round program, we will help you find the right strategy, channels and execution.

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