Company lists · Data refreshed November 2026

Top 25 Seismic retrofitting companies worldwide

RevenueBase identified 414 company matches for seismic retrofitting companies worldwide as of November 2026 and tracks 2,702 professional contacts across them, including 678 with verified work emails. The United States is the largest market and Los Angeles the largest hub.

This list covers company matches for seismic retrofitting companies 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 seismic retrofitting companies 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
414Companies
2,702Contacts tracked
678Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest seismic retrofitting companies worldwide

Ranked by team size
Top 25 of 414 company matches for seismic retrofitting companies 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 matchThane, IndiaHQ recorded Nov 6, 2026201-50079 contacts →

Exact match

“Sanrachana has become an industry leader in structural retrofitting in India, over the past 20+ years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchIndiaHQ recorded Nov 6, 202651-20074 contacts →

Exact match

“Company is a one stop solution shop for all your strucural repairs/rehabilitation and retrifitting work.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRancho Cucamonga, CA, United StatesHQ recorded Nov 6, 20261,001-5,00068 contacts →

Exact match

“Since 1988, Fibrwrap Construction has specialized in FRP structural strengthening, concrete restoration and masonry restoration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“For over 30 years, Alpha Structural, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchGrumello Del Monte, ItalyHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“Trust, efficiency and innovation are the keys to success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBergamo, ItalyHQ recorded Nov 6, 202651-20052 contacts →

Exact match

“Seriana supporta i propri clienti in ogni fase, fornendo soluzioni antisismiche personalizzate e altamente performanti per edifici prefabbricati in calcestruzzo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSan Francisco, CO, United StatesHQ recorded Nov 6, 202611-5050 contacts →

Exact match

“Established in 1960, Forell Elsesser is a structural engineering innovator.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“HİZMET ALANLARIMIZ YÜKSEK YAPILAR ENDÜSTRİ VE ENERJİ TESİSLERİ TOPLU KONUTLAR HASTANELER TURİSTİK TESİSLER ve AVM'ler DEPREM GÜVENLİK ANALİZLERİ KENTSEL DÖNÜŞÜM PROJELERİ DİĞER…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchManila, PhilippinesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“Petro Jikken combines state-of-the-art research solutions with practical engineering applications acquired through years of seismic evaluation and retrofit experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSmithfield, United StatesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“Eurofast add value to your buildings and communities so you can be Safer with Seismic™.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 2026n/a35 contacts →

Exact match

“SKS Construction is a full-service design, engineering and construction company founded in 1987 in the City of Los Angeles, California by Sol K Shaolian (MS PE).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchFountain Valley, CA, United StatesHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Earth Mechanics, Inc.(EMI) is a Geotechnical and Earthquake Engineering company based out of 17800 Newhope Street, Suite B, Fountain Valley, California, United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchGroningen, NetherlandsHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“W2N Groningen biedt oplossingen voor het versterken van gebouwen die getroffen zijn door aardbevingen in Groningen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Fisher is a San Francisco-based commercial general contractor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchVernon, CA, United StatesHQ recorded Nov 6, 202651-20024 contacts →

Exact match

“Since 1984, the team at Optimum Seismic, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNovato, CA, United StatesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“CWS Construction Group Inc is a Novato, CA based Public Works Company specializing in Modernizations, Tenant Improvements, and Seismic Retrofits.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBurbank, CA, United StatesHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“We are known throughout the Greater Los Angeles area for honest, fast, and thorough foundation inspections and improvements.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLalitpur City, NepalHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Welcome to Earthquake Safety Solutions (ESS)- Your trusted resilient technology provider!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAuckland, New ZealandHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“MaxBuild is a specialised contractor undertaking structural and seismic strengthening, concrete repairs and protection, installation of bridge seismic joints, precision grouting…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Murphy Burr Curry, Inc.(MBC), located in downtown San Francisco, is your go-to firm for the full range of consulting structural engineering services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchVista, CA, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“QuakeHOLD!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchFiorano Modenese, ItalyHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Progetto Sisma è una realtà specializzata nello sviluppo di sistemi integrati di miglioramento sismico e riqualificazione energetica degli edifici esistenti.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 20261-1018 contacts →

Exact match

“TKJ Structural Engineering provides structural design and seismic engineering consulting services throughout Southern California.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCosta Mesa, CA, United StatesHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“An earthquake doesn’t just damage structures-it threatens operations, disrupts tenants, and impacts long-term value.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchAltavilla Vicentina, ItalyHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“G&P Intech è un’azienda con trentennale esperienza nella produzione e fornitura di tecnologie innovative nel settore delle costruzioni e delle infrastrutture.”

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

Showing 25 of 414 seismic retrofitting companies worldwide

See the full list, filter by size, metro and specialty, and access 678 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Seismic retrofitting companies worldwide at a glance

As of Nov 6, 2026
25.1%Verified-email coverage
6.5Average contacts per company
1-10Median size (employees)
4.3%Largest-city concentration · Los Angeles
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
233
11-50
129
51-200
36
201-500
7
501-1,000
1
1,001-5,000
1
5,001-10,000
1
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 seismic retrofitting companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “seismic retrofitting companies” 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 678 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.

Seismic retrofitting companies by location

3 lists · largest first

Every Seismic retrofitting companies 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 “seismic retrofitting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many seismic retrofitting companies are there worldwide?

RevenueBase identified 414 company matches for seismic retrofitting companies 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?

Sanrachana Structural Strengthening Pvt. LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most seismic retrofitting companies?

The United States leads with 132 companies, followed by Italy (72) and Türkiye (34). Every seismic retrofitting companies list by country and city is linked on this page.

Which city has the most seismic retrofitting companies?

Los Angeles leads with 18 company records, followed by San Francisco (14) and Auckland (10).

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 678 professional contacts with verified work emails tracked across these 414 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 414 seismic retrofitting companies 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.