stelter

Des Moines, Iowa, United States

Planned giving marketing, donor research, and digital tools for nonprofits

The Stelter Company focuses on planned giving marketing for nonprofits, a niche it has served since Paul J. Stelter founded the business in 1962. Nearly 1,500 nonprofit clients, ranging widely in size, work with the company from its 30,000-square-foot Des Moines headquarters, supported by more than 100 employees. Over the decades the company has shaped its offerings around this single focus, including releasing the first national, scientific study on bequest giving.

Services span direct mail marketing, digital marketing, data analysis, social media, donor surveys, and development training, alongside digital strategy, brand positioning, campaign management, and creative production. Stelter introduced planned giving websites as a managed service and later launched a digital marketing platform integrating web, email, and social media, reflecting a pattern of building tools specific to planned giving rather than general nonprofit marketing. Lead capture and follow-up, along with data hygiene and enrichment, round out the service list, pointing to work that carries donor prospects from initial contact through ongoing stewardship.

64
YEARS IN BUSINESS
1
SERVICES

Capabilities

Services

What these services involve

Social Media Management (SMM)
Ongoing social content planning, publishing, and community management.

Agency details

Team size
51-200 people
Founded
1962 (64 years)

How stelter scores 45 on Agency List

The Agency List Score rates each listing out of 100 across four equally weighted areas. It measures the strength of the agency's listing and public signals — not the quality of its work.

Presence & Maturity

17 / 25

How complete and how recently maintained this listing is.

  • No written overview yet.
  • Has a tagline summarising what the agency does.
  • 6 of the core profile fields are filled in.
  • Profile details were updated recently.
  • Founding year on record (1962).

Relevance & Capability

15 / 25

How clearly the agency's specialism and services are classified.

  • Assigned to a primary category.
  • 1 service is listed.

Credibility & Trust

13 / 25

Contactability and verification signals that show a real business.

  • Listing ownership is not yet verified.
  • A working website is on record.
  • A contact address on the agency's own domain is on record.
  • A phone number is on record.
  • Location is on record.

Authority & Proof

0 / 25

Independent proof of work: reviews, published projects and awards.

  • No published reviews yet.
  • No published project work yet.
  • No awards recorded.

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About this agency on Agency List

stelter is listed on Agency List as part of our global directory of professional agencies. Profiles are compiled using a combination of agency-submitted information, publicly available data, and Agency List classification systems.

This page reflects the most current information available for stelter and may evolve as additional data is verified or updated.

Local context

stelter operates in Des Moines, Iowa, United States serving clients locally and beyond. Agency List organizes firms by geography to help buyers understand the distribution of agencies across regions and markets.

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Data notes

Profile information is derived from agency submissions and public sources. Some attributes may be estimated and are updated over time as additional data becomes available.