Company lists · Data refreshed November 2026

Top 25 Historic sites or monuments protection services worldwide

RevenueBase identified 1,118 company matches for historic sites or monuments protection services worldwide as of November 2026 and tracks 10,677 professional contacts across them, including 3,139 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for historic sites or monuments protection services worldwide, 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 November 6, 2026. Country and city lists for historic sites or monuments protection services follow the table.

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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
1,118Companies
10,677Contacts tracked
3,139Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest historic sites or monuments protection services worldwide

Ranked by team size
Top 25 of 1,118 company matches for historic sites or monuments protection services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBoston, MA, United StatesHQ recorded Nov 6, 2026201-500502 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAmersfoort, NetherlandsHQ recorded Nov 6, 2026201-500469 contacts →

Exact match

“The Cultural Heritage Agency of the Netherlands helps other parties to get the best out of our heritage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNeuilly-sur-seine, FranceHQ recorded Nov 6, 202651-200439 contacts →

Exact match

“Fondation du Patrimoine is a French non profit organization, created by law in 1996, to promote and raise funds to restore public and private heritage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPraha 1, Czech RepublicHQ recorded Nov 6, 20261,001-5,000337 contacts →

Exact match

“Národní památkový ústav (dále jen NPÚ) je odbornou a výzkumnou organizací státní památkové péče s celostátní působností.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500285 contacts →

Exact match

“We are an innovative archaeology and built heritage practice with 50 years of experience in the sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200186 contacts →

Exact match

“Over the last 30+ years, Pre-Construct Archaeology (PCA) has become one of the largest archaeological practices in the UK, able to undertake projects of all sizes and complexity…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchStone Mountain, SC, United StatesHQ recorded Nov 6, 202651-200173 contacts →

Exact match

“New South Associates is a women-owned small business providing cultural resource management services, both nationally and internationally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWeesp, NetherlandsHQ recorded Nov 6, 202651-200134 contacts →

Exact match

“RAAP is een onafhankelijk onderzoeks- en adviesbureau voor archeologie, cultuurhistorie en erfgoedzorg.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMadrid, SpainHQ recorded Nov 6, 2026501-1,000125 contacts →

Exact match

“KALAM is one of the most specialized and recognized companies for our work in historic preservation and building rehabilitation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew ZealandHQ recorded Nov 6, 202651-200120 contacts →

Exact match

“Heritage New Zealand Pouhere Taonga is the leading national historic heritage agency.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBrooklyn, NY, United StatesHQ recorded Nov 6, 2026201-500117 contacts →

Exact match

“Since 1978 EverGreene Architectural Arts has been providing pre-construction, construction and new design services for some of the world's most memorable buildings.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchCincinnati, IN, United StatesHQ recorded Nov 6, 202651-20091 contacts →

Exact match

“Established in 1987, Gray & Pape specializes in full service cultural resources management and historic preservation services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSaint-brice-courcelles, FranceHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Fondée en 1830 à Reims, la société Léon Noël s’oriente dès sa création vers la restauration de monuments anciens, sous l’impulsion de Pierre Noël, Ingénieur passionné…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAmersfoort, NetherlandsHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“Nationaal Restauratiefonds biedt eigenaren en beheerders van monumenten financiële ondersteuning bij het restaureren en onderhouden van hun pand.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCruz Quebrada, PortugalHQ recorded Nov 6, 202651-20070 contacts →

Exact match

“A ERA é uma empresa de referência portuguesa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchKilrush, IrelandHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“AMS is an archaeological and heritage consultancy specialising in early heritage assessment works and archaeological project management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHaymarket, AustraliaHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“GML Heritage is a leading Australian heritage consultancy with offices in Sydney, Melbourne and Canberra.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchParis, FranceHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“Comptant parmi les principales agences d’architecture françaises, 2BDM Architectes est une structure unique en son genre, dédiée au patrimoine ancien (monuments et jardins…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLondon, ON, CanadaHQ recorded Nov 6, 202611-5060 contacts →

Exact match

“TMHC embraces the respectful conservation of Ontario's cultural heritage, working in partnership with municipalities, public and private organizations, Indigenous and descendent…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWarsaw, PolandHQ recorded Nov 6, 2026201-50060 contacts →

Exact match

“Naszą misją jest tworzenie podstaw dla zrównoważonej ochrony dziedzictwa kulturowego, by zachować jak najwięcej dla przyszłych pokoleń.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchStamford, United KingdomHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“Specialists in the conservation and restoration of historic buildings and monuments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAveleda, PortugalHQ recorded Nov 6, 202651-20049 contacts →

Exact match

“Empresa fundada em 2001, com o intuito de responder a um mercado cada vez mais exigente na preservação do património.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchTaunton, United KingdomHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“The South West Heritage Trust cares for millions of archive treasures, museums collections reaching back to prehistory and more than 450 acres of heritage landscapes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchParis, FranceHQ recorded Nov 6, 20261,001-5,00048 contacts →

Exact match

“UNE AMBITION Rester N°1 sur la restauration des Monuments Historiques et devenir l’acteur incontournable de la restauration du patrimoine sur le marché du luxe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPomona, CA, United StatesHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“Established in 1985, Spectra Company is a historic construction team comprised of over 150 builders, craftsmen and preservation professionals, offering a wide range of services…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,118 historic sites or monuments protection services worldwide

See the full list, filter by size, metro and specialty, and access 3,139 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Historic sites or monuments protection services worldwide at a glance

As of Nov 6, 2026
29.4%Verified-email coverage
9.6Average contacts per company
1-10Median size (employees)
1.8%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
658
11-50
313
51-200
86
201-500
17
501-1,000
11
1,001-5,000
3
10001+
2

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for historic sites or monuments protection services are linked below.
What qualifies
Company records worldwide whose business descriptions match “historic sites or monuments protection services” 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. 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 3,139 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 November 6, 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.

Historic sites or monuments protection services by location

6 lists · largest first

Every Historic sites or monuments protection services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “historic sites or monuments protection services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many historic sites or monuments protection services are there worldwide?

RevenueBase identified 1,118 company matches for historic sites or monuments protection services worldwide as of November 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 country has the most historic sites or monuments protection services?

The United States leads with 152 companies, followed by the United Kingdom (147) and France (97). Every historic sites or monuments protection services list by country and city is linked on this page.

Which city has the most historic sites or monuments protection services?

London leads with 20 company records, followed by New York (12) and Paris (11).

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 3,139 professional contacts with verified work emails tracked across these 1,118 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 November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 1,118 historic sites or monuments protection services worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.