Company lists · Data refreshed November 2026

Top 25 Process server services based in the United States

RevenueBase identified 544 company matches for process server services associated with the United States as of November 2026 and tracks 4,272 professional contacts across them, including 1,212 with verified work emails. Los Angeles is the largest hub.

This list covers company matches for process server services 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 November 6, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
544Companies
4,272Contacts tracked
1,212Verified emails
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The 25 largest process server services based in the United States

Ranked by team size
Top 25 of 544 company matches for process server services based in the United States, 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 matchSeattle, CA, United StatesHQ recorded Nov 6, 2026201-500830 contacts →

Exact match

“ABC Legal is the nation’s largest provider of service of process, trusted by over law firms, corporations, government agencies, legal professionals, and individuals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchTampa, AZ, United StatesHQ recorded Nov 6, 2026201-500415 contacts →

Exact match

“ProVest is a nationwide legal support organization specializing in managed service of process for creditors’ rights, mortgage default, civil litigation, legal collections, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMonterey Park, CA, United StatesHQ recorded Nov 6, 2026501-1,000384 contacts →

Exact match

“First Legal is the first comprehensive File Thru Trial™ solutions firm providing a single-source approach that enables us to simplify the litigation process for our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDenver, CO, United StatesHQ recorded Nov 6, 2026201-500211 contacts →

Exact match

“Proof is revolutionizing service of process.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 2026501-1,000194 contacts →

Exact match

“YOUR DEADLINES, OUR PRIORITY.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202651-200110 contacts →

Exact match

“One Legal is the platform legal professionals trust to file, serve, and manage litigation logistics with confidence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOklahoma City, OK, United StatesHQ recorded Nov 6, 2026201-500100 contacts →

Exact match

“EZ Messenger is a leader in the legal services industry, operating with a client-first philosophy at our core.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Express Network provides complete legal support services to the most respected law firms in California and throughout the nation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRonkonkoma, NY, United StatesHQ recorded Nov 6, 202651-20060 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“Serving the California legal community for over 27 years, we are a successful messenger and attorney service that is prepared to quickly and effectively respond to your firm’s…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSpicewood, TX, United StatesHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“At Professional Civil Process (PCP), we understand the need for you to find a reputable Process Servers when it’s time to serve papers, subpoenas, or temporary restraining orders.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMorris Plains, NJ, United StatesHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“Since 1981, DGR has provided national and international process service and is consistently voted as the "Best Of" by the legal community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“The Legal Connection (“TLC”) is a Texas-based company led by a leadership team with more than 100 combined years of legal experience!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“Janney & Janney Legal Support Service has provided quality legal support since 1973, and we are constantly evolving to meet the shifting demands of our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchOrange, CA, United StatesHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“Unisource Discovery is a revered legal vendor, specializing in Digital Document Retrieval and Service of Process.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSyosset, NY, United StatesHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Process serving and paralegal services, including court filings, document retrieval and court order processing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchUnion, NJ, United StatesHQ recorded Nov 6, 202651-20024 contacts →

Exact match

“Celebrating its 85th anniversary, NJLS is an award-winning courier and service of process provider for the New Jersey legal community and offers cost-effective pickup and delivery…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchWoodland Hills, CA, United StatesHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“USA Express provides a wide range of litigation support services from service of process, full scale investigations, attorney services, and records retrieval to subpoena…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRedding, CA, United StatesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Providing support to the legal industry at large throughout all of California.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchOrlando, FL, United StatesHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“SERVICE OF PROCESS With time sensitive matters and fast approaching court dates, you need a company you can depend on!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“Welcome to Ancillary Legal Corporation!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLeesburg, VA, United StatesHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Cavalier Courier & Process Service specializes in private process service and also offers skip tracing, court filings, court record retrieval, and hand delivery for legal…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“As the process service industry changes, we’re prepared to meet new demands by constantly monitoring the latest technologies and innovations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMinneapolis, MN, United StatesHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Civil Action Group, Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPetaluma, CA, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Green Filing is an electronic filing service provider to the state and local courts in California, Georgia, Indiana, Illinois, Maryland, Nevada, Texas, and Utah.”

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

Showing 25 of 544 process server services based in the United States

See the full list, filter by size, metro and specialty, and access 1,212 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Process server services based in the United States at a glance

As of Nov 6, 2026
28.4%Verified-email coverage
7.9Average contacts per company
1-10Median size (employees)
3.5%Largest-city concentration · Los Angeles
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
381
11-50
119
51-200
28
201-500
6
501-1,000
4
1,001-5,000
1

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 544 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 “process server 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. 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 1,212 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.

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 “process server services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many process server services are there based in the United States?

RevenueBase identified 544 company matches for process server services associated with the United States 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?

ABC Legal Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most process server services?

Los Angeles leads with 19 company records, followed by Sacramento (14) and New York (13).

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 1,212 professional contacts with verified work emails tracked across these 544 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.

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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.