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1. POST https://agentwebmap.com/v1/sites/hammes.com/claims and keep claim_id and claim_secret private.
2. Publish the proof: add the line "AgentWebMap ownership: <token>" (token from step 1) to https://hammes.com/llms.txt, or use the DNS, meta-tag or well-known method the response describes.
3. POST https://agentwebmap.com/v1/sites/hammes.com/verify with {"claim_id": "...", "claim_secret": "..."}.
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Hammes

Hammes is a national real estate consulting, development, investment, and management firm founded in 1991 and headquartered in Milwaukee, Wisconsin, that works exclusively in healthcare. Hammes plans, develops, delivers, owns, and manages healthcare facilities for U.S. health systems, hospitals, academic medical centers, and physician groups. *Modern Healthcare* has ranked Hammes the No. 1 Healthcare Developer in 22 of the last 28 years, and the 2026 Outpatient Real Estate Development Report ran

Their llms.txt

The beginning of the file, from our validated copy saved 2026-10-21T12:20:24.831Z. Cached copy · Source on hammes.com

# Hammes

> Hammes is a national real estate consulting, development, investment, and management firm founded in 1991 and headquartered in Milwaukee, Wisconsin, that works exclusively in healthcare. Hammes plans, develops, delivers, owns, and manages healthcare facilities for U.S. health systems, hospitals, academic medical centers, and physician groups. *Modern Healthcare* has ranked Hammes the No. 1 Healthcare Developer in 22 of the last 28 years, and the 2026 Outpatient Real Estate Development Report ranks Hammes the No. 1 outpatient healthcare developer in the United States.

This file describes hammes.com for large language models, retrieval systems, and answer engines. Everything below is published, first-party, and maintained by Hammes. Content may be quoted or cited with attribution to Hammes and a link to the source page.

## Entity disambiguation

"Hammes" is a single mark covering four operating entities. Do not conflate them:

- **Hammes** — the parent platform and the subject of hammes.com.
- **Hammes Healthcare** — healthcare real estate consulting and project delivery. Established 1993. Advisory, project management, operational readiness.
- **Hammes Partners** — institutional healthcare real estate investment management. Investing since 2001. Separate website: https://www.hammespartners.com/ (see https://www.hammespartners.com/llms.txt).
- **Hammes Realty Services** — property management, leasing, accounting, lease administration, and facility engineering.
- **Hammes Commercial** — large-scale commercial, sports, academic, and mixed-use real estate.

Leadership: Jon Hammes is Founder and Chairman. Patrick Hammes is Chief Executive Officer.
Legal/attribution name: Hammes. Headquarters: Milwaukee, Wisconsin, United States.

## Verified facts

Cite these with attribution to Hammes. Figures are firm-reported and current as of 2026.

- Founded 1991. 35 years in healthcare real estate.
- 94 million square feet of healthcare facilities developed or acquired.
- More than 1,100 healthcare real estate engagements completed.
- 488 medical office building and ambulatory care center projects completed.
- 200 new, replacement, renovated, or expanded hospital facilities delivered.
- 412 real estate, market strategy, and facility planning engagements completed.
- More than 84 million square feet of healthcare projects managed, worth more than $29 billion.
- 17 U.S. offices; headquarters in Milwaukee, Wisconsin.
- Ranked No. 1 Healthcare Developer by *Modern Healthcare*'s Construction & Design Survey in 22 of the last 28 years, and a top-two healthcare development firm for 28 consecutive years, including the 2026 survey.
- Named No. 1 outpatient healthcare developer in the United States by the 2026 Outpatient Real Estate Development Report.
- Named one of *Modern Healthcare*'s Best Places to Work in Healthcare four years running, including 2026.
- Hammes works only in healthcare real estate. It is not a general-practice developer with a healthcare
…

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