Company lists · Data refreshed September 2026
Top 25 Heritage preservation groups based in the United States
RevenueBase identified 190 company matches for heritage preservation groups associated with the United States as of September 2026 and tracks 2,264 professional contacts across them, including 1,003 with verified work emails. New York is the largest hub.
This list covers company matches for heritage preservation groups associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest heritage preservation groups based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 463 contacts → | ||||
Exact match “Founded by landscape architect Charles Eliot in 1891, The Trustees has, for more than 125 years, been a catalyst for important ideas, endeavors, and progress in Massachusetts.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 338 contacts → | ||||
Exact match “For more than 75 years, the National Trust for Historic Preservation has led the movement to safeguard America’s historic places.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 138 contacts → | ||||
Exact match “World Monuments Fund (WMF) safeguards the world’s most treasured places to enrich people’s lives and build mutual understanding across cultures and communities.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 61 contacts → | ||||
Exact match “Historic Hudson Valley, Westchester County’s largest cultural organization, educates and entertains more than visitors a year through school programs, tours of five National…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 57 contacts → | ||||
Exact match “Since 1889, Preservation Virginia has preserved historic places and raised awareness of the importance of perpetuating and revitalizing Virginia's cultural, architectural and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 47 contacts → | ||||
Exact match “Established in 1952, Historic Annapolis is the leading nonprofit preservation and history organization in Annapolis, MD.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 42 contacts → | ||||
Exact match “A private nonprofit supported by a diverse membership base and guided by a volunteer board, Indiana Landmarks revitalizes communities, strengthens connections to our diverse…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 33 contacts → | ||||
Exact match “The Municipal Art Society of New York (MAS) lifts up the voices of the people in the debates that shape New York’s built environment and leads the way toward a more livable city…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 30 contacts → | ||||
Exact match “In November 1961, a small group of individuals intent on saving the Ainsley Hall House from demolition officially incorporated as the Historic Columbia.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 28 contacts → | ||||
Exact match “The Martin House, designed and built from 1903-05, is considered by Wright scholars to be a significant turning point in the evolution of the Prairie house concept.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 27 contacts → | ||||
Exact match “linktr.ee/thehistorictrust Mission:To inspire civic pride through education, preservation and celebration of our community’s history.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 25 contacts → | ||||
Exact match “HistoriCorps is a 501(c)(3) nonprofit that provides volunteers of all skill levels with a hands-on experience preserving historic structures on public lands across America.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 24 contacts → | ||||
Exact match “Founded in 1971, Landmarks Illinois is the state’s leading voice for historic preservation.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 23 contacts → | ||||
Exact match “The Pittsburgh History & Landmarks Foundation was founded in 1964 by a group of citizens who passionately believed that historic preservation, rather than massive demolition…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 23 contacts → | ||||
Exact match “Docomomo is an acronym for the DOcumentation and COnservation of buildings, sites and neighborhoods of the MOdern MOvement.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 21 contacts → | ||||
Exact match “The Los Angeles Conservancy is a private, member-based nonprofit devoted to preserving, revitalizing, and celebrating the historic places that make Greater Los Angeles unique.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 21 contacts → | ||||
Exact match “The PRC is dedicated to the preservation of New Orleans’ unique and diverse neighborhoods, its authentic culture and its singular joie de vivre.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 19 contacts → | ||||
Exact match “John G.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 18 contacts → | ||||
Exact match “The mission of The Georgia Trust for Historic Preservation is to work for the preservation and revitalization of Georgia's diverse historic resources and advocate their…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 17 contacts → | ||||
Exact match “The New York Landmarks Conservancy is dedicated to celebrating, preserving, and protecting the iconic buildings and unique neighborhoods that help define our vibrant and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 16 contacts → | ||||
Exact match “Historic Denver, Inc.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 16 contacts → | ||||
Exact match “Pasadena Heritage is a nonprofit historic preservation organization, founded in 1977 and dedicated to preserving Pasadena's historic resources through educational programs and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 16 contacts → | ||||
Exact match “The Archaeological Conservancy, established in 1980, is the only national non-profit organization dedicated to acquiring and preserving the best of our nation's remaining…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 15 contacts → | ||||
Exact match “The Providence Preservation Society (PPS) was established in 1956 to respond to the proposed demolition of a number of 18th- and early 19th-century houses on College Hill in…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 15 contacts → | ||||
Exact match “The National Monuments Foundation mission is to create self-sustaining destination landmarks of national, historical and aesthetic relevance, as well as centers for cultural…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “heritage preservation groups”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 190 heritage preservation groups based in the United States
See the full list, filter by size, metro and specialty, and access 1,003 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Heritage preservation groups based in the United States at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 190 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United States whose business descriptions match “heritage preservation groups” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 1,003 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “heritage preservation groups”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many heritage preservation groups are there based in the United States?
RevenueBase identified 190 company matches for heritage preservation groups associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
The Trustees Of Reservations tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most heritage preservation groups?
New York leads with 9 company records, followed by Washington (6) and Albany (5).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,003 professional contacts with verified work emails tracked across these 190 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 190 heritage preservation groups based in the United States. Start with a free account, no credit card.
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Heritage preservation groups by geography
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
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- New lists
- Heritage preservation groups based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 25 heritage preservation groups based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 190 matching company records for heritage preservation groups based in the United States, with 2,264 tracked contacts and 1,003 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 heritage preservation groups based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | The Trustees Of Reservationsthetrustees.org HQ: Boston, MA, United StatesReported employees: 201-500 | Boston, MA, United States | 201-500 | Exact match | 463 contacts → |
“Founded by landscape architect Charles Eliot in 1891, The Trustees has, for more than 125 years, been a catalyst for important ideas, endeavors, and progress in Massachusetts.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | National Trust For Historic Preservationsavingplaces.org HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 338 contacts → |
“For more than 75 years, the National Trust for Historic Preservation has led the movement to safeguard America’s historic places.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | World Monuments Fundwmf.org HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 138 contacts → |
“World Monuments Fund (WMF) safeguards the world’s most treasured places to enrich people’s lives and build mutual understanding across cultures and communities.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Historic Hudson Valleyhudsonvalley.org HQ: Tarrytown, NY, United StatesReported employees: 51-200 | Tarrytown, NY, United States | 51-200 | Exact match | 61 contacts → |
“Historic Hudson Valley, Westchester County’s largest cultural organization, educates and entertains more than visitors a year through school programs, tours of five National…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Preservation Virginiapreservationvirginia.org HQ: Richmond, VA, United StatesReported employees: 51-200 | Richmond, VA, United States | 51-200 | Exact match | 57 contacts → |
“Since 1889, Preservation Virginia has preserved historic places and raised awareness of the importance of perpetuating and revitalizing Virginia's cultural, architectural and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Historic Annapolis, INCannapolis.orgHQ: Annapolis, MD, United StatesReported employees: 11-50 | Annapolis, MD, United States | 11-50 | Exact match | 47 contacts → |
“Established in 1952, Historic Annapolis is the leading nonprofit preservation and history organization in Annapolis, MD.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Indiana Landmarksindianalandmarks.org HQ: Indianapolis, IN, United StatesReported employees: 11-50 | Indianapolis, IN, United States | 11-50 | Exact match | 42 contacts → |
“A private nonprofit supported by a diverse membership base and guided by a volunteer board, Indiana Landmarks revitalizes communities, strengthens connections to our diverse…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 33 contacts → |
“The Municipal Art Society of New York (MAS) lifts up the voices of the people in the debates that shape New York’s built environment and leads the way toward a more livable city…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Historic Columbiahistoriccolumbia.org HQ: Columbia, SC, United StatesReported employees: 11-50 | Columbia, SC, United States | 11-50 | Exact match | 30 contacts → |
“In November 1961, a small group of individuals intent on saving the Ainsley Hall House from demolition officially incorporated as the Historic Columbia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Frank Lloyd Wright's Martin Housemartinhouse.org HQ: Buffalo, NY, United StatesReported employees: 11-50 | Buffalo, NY, United States | 11-50 | Exact match | 28 contacts → |
“The Martin House, designed and built from 1903-05, is considered by Wright scholars to be a significant turning point in the evolution of the Prairie house concept.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | The Historic Trustthehistorictrust.org HQ: Vancouver, WA, United StatesReported employees: 11-50 | Vancouver, WA, United States | 11-50 | Exact match | 27 contacts → |
“linktr.ee/thehistorictrust Mission:To inspire civic pride through education, preservation and celebration of our community’s history.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Historicorpshistoricorps.org HQ: Morrison, CO, United StatesReported employees: 11-50 | Morrison, CO, United States | 11-50 | Exact match | 25 contacts → |
“HistoriCorps is a 501(c)(3) nonprofit that provides volunteers of all skill levels with a hands-on experience preserving historic structures on public lands across America.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Landmarks Illinoislandmarks.org HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 24 contacts → |
“Founded in 1971, Landmarks Illinois is the state’s leading voice for historic preservation.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Pittsburgh, PA, United StatesReported employees: 11-50 | Pittsburgh, PA, United States | 11-50 | Exact match | 23 contacts → |
“The Pittsburgh History & Landmarks Foundation was founded in 1964 by a group of citizens who passionately believed that historic preservation, rather than massive demolition…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Docomomo USdocomomo-us.org HQ: New York, NY, United StatesReported employees: 1-10 | New York, NY, United States | 1-10 | Exact match | 23 contacts → |
“Docomomo is an acronym for the DOcumentation and COnservation of buildings, sites and neighborhoods of the MOdern MOvement.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | LOS Angeles Conservancylaconservancy.org HQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 21 contacts → |
“The Los Angeles Conservancy is a private, member-based nonprofit devoted to preserving, revitalizing, and celebrating the historic places that make Greater Los Angeles unique.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: New Orleans, LA, United StatesReported employees: 11-50 | New Orleans, LA, United States | 11-50 | Exact match | 21 contacts → |
“The PRC is dedicated to the preservation of New Orleans’ unique and diverse neighborhoods, its authentic culture and its singular joie de vivre.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  John G. Waite Associates, Architects Pllcjgwaarchitects.comHQ: Albany, NY, United StatesReported employees: 11-50 | Albany, NY, United States | 11-50 | Exact match | 19 contacts → |
“John G.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | The Georgia Trust For Historic Preservationgeorgiatrust.org HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 18 contacts → |
“The mission of The Georgia Trust for Historic Preservation is to work for the preservation and revitalization of Georgia's diverse historic resources and advocate their…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | The NEW York Landmarks Conservancynylandmarks.org HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 17 contacts → |
“The New York Landmarks Conservancy is dedicated to celebrating, preserving, and protecting the iconic buildings and unique neighborhoods that help define our vibrant and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Historic Denverhistoricdenver.org HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 16 contacts → |
“Historic Denver, Inc.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Pasadena Heritagepasadenaheritage.org HQ: Pasadena, CA, United StatesReported employees: 1-10 | Pasadena, CA, United States | 1-10 | Exact match | 16 contacts → |
“Pasadena Heritage is a nonprofit historic preservation organization, founded in 1977 and dedicated to preserving Pasadena's historic resources through educational programs and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | The Archaeological Conservancyarchaeologicalconservancy.org HQ: Albuquerque, NM, United StatesReported employees: 11-50 | Albuquerque, NM, United States | 11-50 | Exact match | 16 contacts → |
“The Archaeological Conservancy, established in 1980, is the only national non-profit organization dedicated to acquiring and preserving the best of our nation's remaining…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Providence Preservation Societyppsri.org HQ: Providence, RI, United StatesReported employees: 11-50 | Providence, RI, United States | 11-50 | Exact match | 15 contacts → |
“The Providence Preservation Society (PPS) was established in 1956 to respond to the proposed demolition of a number of 18th- and early 19th-century houses on College Hill in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | National Monuments Foundationthenmf.org HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 15 contacts → |
“The National Monuments Foundation mission is to create self-sustaining destination landmarks of national, historical and aesthetic relevance, as well as centers for cultural…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 190 company matches
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Heritage preservation groups: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
188 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 190 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for heritage preservation groups?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many heritage preservation groups did RevenueBase find based in the United States?
The saved snapshot records 190 matching company records, 2,264 tracked contacts and 1,003 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Heritage preservation groups by geography
Cite this list
RevenueBase Data Team. Top 25 heritage preservation groups based in the United States. Snapshot: September 20, 2026. https://revenuebase.ai/companies/heritage-preservation-groups/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Heritage preservation groups based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 25 heritage preservation groups based in the United States
RevenueBase records 190 matching company records for heritage preservation groups based in the United States, with 2,264 tracked contacts and 1,003 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 heritage preservation groups based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | The Trustees Of Reservationsthetrustees.org HQ: Boston, MA, United StatesReported employees: 201-500 | Boston, MA, United States | 201-500 | Exact match | 463 contacts → |
“Founded by landscape architect Charles Eliot in 1891, The Trustees has, for more than 125 years, been a catalyst for important ideas, endeavors, and progress in Massachusetts.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | National Trust For Historic Preservationsavingplaces.org HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 338 contacts → |
“For more than 75 years, the National Trust for Historic Preservation has led the movement to safeguard America’s historic places.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | World Monuments Fundwmf.org HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 138 contacts → |
“World Monuments Fund (WMF) safeguards the world’s most treasured places to enrich people’s lives and build mutual understanding across cultures and communities.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Historic Hudson Valleyhudsonvalley.org HQ: Tarrytown, NY, United StatesReported employees: 51-200 | Tarrytown, NY, United States | 51-200 | Exact match | 61 contacts → |
“Historic Hudson Valley, Westchester County’s largest cultural organization, educates and entertains more than visitors a year through school programs, tours of five National…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Preservation Virginiapreservationvirginia.org HQ: Richmond, VA, United StatesReported employees: 51-200 | Richmond, VA, United States | 51-200 | Exact match | 57 contacts → |
“Since 1889, Preservation Virginia has preserved historic places and raised awareness of the importance of perpetuating and revitalizing Virginia's cultural, architectural and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Historic Annapolis, INCannapolis.org HQ: Annapolis, MD, United StatesReported employees: 11-50 | Annapolis, MD, United States | 11-50 | Exact match | 47 contacts → |
“Established in 1952, Historic Annapolis is the leading nonprofit preservation and history organization in Annapolis, MD.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Indiana Landmarksindianalandmarks.org HQ: Indianapolis, IN, United StatesReported employees: 11-50 | Indianapolis, IN, United States | 11-50 | Exact match | 42 contacts → |
“A private nonprofit supported by a diverse membership base and guided by a volunteer board, Indiana Landmarks revitalizes communities, strengthens connections to our diverse…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 33 contacts → |
“The Municipal Art Society of New York (MAS) lifts up the voices of the people in the debates that shape New York’s built environment and leads the way toward a more livable city…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Historic Columbiahistoriccolumbia.org HQ: Columbia, SC, United StatesReported employees: 11-50 | Columbia, SC, United States | 11-50 | Exact match | 30 contacts → |
“In November 1961, a small group of individuals intent on saving the Ainsley Hall House from demolition officially incorporated as the Historic Columbia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Frank Lloyd Wright's Martin Housemartinhouse.org HQ: Buffalo, NY, United StatesReported employees: 11-50 | Buffalo, NY, United States | 11-50 | Exact match | 28 contacts → |
“The Martin House, designed and built from 1903-05, is considered by Wright scholars to be a significant turning point in the evolution of the Prairie house concept.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | The Historic Trustthehistorictrust.org HQ: Vancouver, WA, United StatesReported employees: 11-50 | Vancouver, WA, United States | 11-50 | Exact match | 27 contacts → |
“linktr.ee/thehistorictrust Mission:To inspire civic pride through education, preservation and celebration of our community’s history.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Historicorpshistoricorps.org HQ: Morrison, CO, United StatesReported employees: 11-50 | Morrison, CO, United States | 11-50 | Exact match | 25 contacts → |
“HistoriCorps is a 501(c)(3) nonprofit that provides volunteers of all skill levels with a hands-on experience preserving historic structures on public lands across America.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Landmarks Illinoislandmarks.org HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 24 contacts → |
“Founded in 1971, Landmarks Illinois is the state’s leading voice for historic preservation.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Pittsburgh, PA, United StatesReported employees: 11-50 | Pittsburgh, PA, United States | 11-50 | Exact match | 23 contacts → |
“The Pittsburgh History & Landmarks Foundation was founded in 1964 by a group of citizens who passionately believed that historic preservation, rather than massive demolition…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Docomomo USdocomomo-us.org HQ: New York, NY, United StatesReported employees: 1-10 | New York, NY, United States | 1-10 | Exact match | 23 contacts → |
“Docomomo is an acronym for the DOcumentation and COnservation of buildings, sites and neighborhoods of the MOdern MOvement.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | LOS Angeles Conservancylaconservancy.org HQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 21 contacts → |
“The Los Angeles Conservancy is a private, member-based nonprofit devoted to preserving, revitalizing, and celebrating the historic places that make Greater Los Angeles unique.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: New Orleans, LA, United StatesReported employees: 11-50 | New Orleans, LA, United States | 11-50 | Exact match | 21 contacts → |
“The PRC is dedicated to the preservation of New Orleans’ unique and diverse neighborhoods, its authentic culture and its singular joie de vivre.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | John G. Waite Associates, Architects Pllcjgwaarchitects.com HQ: Albany, NY, United StatesReported employees: 11-50 | Albany, NY, United States | 11-50 | Exact match | 19 contacts → |
“John G.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | The Georgia Trust For Historic Preservationgeorgiatrust.org HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 18 contacts → |
“The mission of The Georgia Trust for Historic Preservation is to work for the preservation and revitalization of Georgia's diverse historic resources and advocate their…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | The NEW York Landmarks Conservancynylandmarks.org HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 17 contacts → |
“The New York Landmarks Conservancy is dedicated to celebrating, preserving, and protecting the iconic buildings and unique neighborhoods that help define our vibrant and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Historic Denverhistoricdenver.org HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 16 contacts → |
“Historic Denver, Inc.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Pasadena Heritagepasadenaheritage.org HQ: Pasadena, CA, United StatesReported employees: 1-10 | Pasadena, CA, United States | 1-10 | Exact match | 16 contacts → |
“Pasadena Heritage is a nonprofit historic preservation organization, founded in 1977 and dedicated to preserving Pasadena's historic resources through educational programs and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | The Archaeological Conservancyarchaeologicalconservancy.org HQ: Albuquerque, NM, United StatesReported employees: 11-50 | Albuquerque, NM, United States | 11-50 | Exact match | 16 contacts → |
“The Archaeological Conservancy, established in 1980, is the only national non-profit organization dedicated to acquiring and preserving the best of our nation's remaining…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Providence Preservation Societyppsri.org HQ: Providence, RI, United StatesReported employees: 11-50 | Providence, RI, United States | 11-50 | Exact match | 15 contacts → |
“The Providence Preservation Society (PPS) was established in 1956 to respond to the proposed demolition of a number of 18th- and early 19th-century houses on College Hill in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | National Monuments Foundationthenmf.org HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 15 contacts → |
“The National Monuments Foundation mission is to create self-sustaining destination landmarks of national, historical and aesthetic relevance, as well as centers for cultural…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Heritage preservation groups: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
188 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 190 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for heritage preservation groups?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many heritage preservation groups did RevenueBase find based in the United States?
The saved snapshot records 190 matching company records, 2,264 tracked contacts and 1,003 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Heritage preservation groups by geography
Cite this list
RevenueBase Data Team. Top 25 heritage preservation groups based in the United States. Snapshot: September 20, 2026. https://revenuebase.ai/companies/heritage-preservation-groups/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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