The Best Company in History

We know our craft, we’re committed to our business, and we love what we do.

As the Best Company in History™ we have:

Developed content for


exhibit projects

Collaborated with





individual objects



historical investigations

HAI Through the Years (1981–Today)


2021: Celebrating 40 Years of Research, Discovery, and Experience

Growing from a few subject matter experts into a multidisciplinary company serving clients worldwide - we've dedicated the last 40 years to growing, evolving, and discovering new ways to put the past to use for our clients.

2020: Reimagining History Associates Incorporated

We are HAI, "The Research, Discovery, and Experience Company". Our new name reflects the organization we've become and the value we deliver for our clients today – and into the future.

2018: Immersing Students in History

History Associates partners with Pearson K-12 Learning to develop Project Imagine: U.S. History, a digital learning experience that uses compelling stories and primary sources to bring the past to life.

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2017: Enhancing Immersive Exhibits

Historians collect nearly 500 images from the American Colonial era to support experiential exhibits at the Museum of the American Revolution in Philadelphia, which opens in April, 2017

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2016: Promoting a Legacy

History Associates begins processing Texas A&M University-Corpus Christi’s Dr. Hector P. Garcia Papers. The project will promote the legacy of this important civil rights activist.

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2014: Engaging Broad Audiences

History Associates content experts develop engaging exhibits for the newly renovated White House Visitor Center, which opens to the public in September 2014.

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2014: Preserving Digital Content

In partnership with the Robert C. Byrd Center for Legislative Studies, History Associates’ digital archives team develops best practices for the preservation of electronic congressional records.

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2011: Celebrating 30 Years

Employees past and present come together with clients, family, and friends to celebrate History Associates’ 30th anniversary at the National Archives in downtown Washington, D.C.

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2010: Serving National Parks

Company archivists win a major contract to survey and process thousands of feet of archival material at more than sixty National Park Service sites nationwide.

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2009: Documenting 21st Century Conflict

Unable to access recent government records, historians answer legal questions arising from Operation Iraqi Freedom using primary source material mined from social media platforms.

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2008: Managing Collections

As they inventory, catalog, and relocate more than 30,000 artifacts for the U.S. National Archives, History Associates staff members develop strong collections management expertise.

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2007: Creating Powerful Exhibits

The Normandy American Cemetery Visitor Center, an American Battle Monuments Commission site, becomes History Associates’ first permanent exhibit project open to the public.

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2005: Finding New Applications

Company historians demonstrate the broad applicability of their skills when undertaking new types of legal research. Their thorough research documents common knowledge and contributes to a favorable judgment for the National Football League.

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2005: Preserving Institutional Memory

The Securities and Exchange Commission Historical Society hires History Associates to chart the history of securities regulation. Oral historians conduct more than 180 interviews with regulators and curate five online exhibits.

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2004: Going the Extra Mile

To help JPMorgan disclose its historical connections to slavery, researchers travel to repositories all across Louisiana, unearthing thousands of invaluable documents.

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2003: Crafting Interpretive Plans

Company historians create an interpretive plan for the Civil War Trust's Third Winchester Battlefield, transforming farmland into a heritage tourism destination.

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2002: Moving to a New Facility

History Associates moves to its current office building, which features a climate-controlled archival storage facility.

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1999: Telling Stories Online

History Associates undertakes its first major digital history project, developing an online encyclopedia to celebrate DuPont’s 200th anniversary.

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1998: Supporting Corporate Disclosure

History Associates staff members travel to more than thirty repositories worldwide to document Ford Motor Company’s use of forced labor at its German plant during World War II.

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1997: Documenting the Digital Age

History Associates, the National Science Foundation, and Microsoft bring together key figures from academic, corporate, government, and technology communities to discuss the preservation of electronic records.

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1993: Writing Professional Histories

A high-profile history of telecommunications giant MCI is published, strengthening History Associates’ reputation for producing polished, professional books.

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1992: Overcoming Setbacks

When two major Department of Energy contracts come to an end, History Associates generates new business by diversifying its services.

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1986: Acknowledging Growth

Inc. magazine recognizes History Associates as one of the 500 fastest growing private companies in the nation.

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1984: Developing Archival Capabilities

When Texas Instruments asks the company to help organize its records, History Associates hires its first professional to create an archive of the technology company’s historical records.

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1984: Putting Down Roots

History Associates moves into its first private office space in Rockville, Maryland, just north of Washington, D.C.

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1982: Serving the Legal Profession

Employees conduct painstaking research for clients requiring historical evidence for legal matters. This expertise forms the basis for History Associates’ Litigation Research service line.

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1981: Founding a Company

Philip Cantelon, Rodney Carlisle, Richard Hewlett, and Robert Williams incorporate History Associates on January 2.

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1979: Crisis Creates Opportunity

After writing the history of the Three Mile Island nuclear incident, four historians decide to start a pioneering company that will apply historical methods to contemporary research questions.

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