Company lists · Data refreshed September 2026
Top 13 Regulatory compliance consulting firms based in San Diego, United States
RevenueBase identified 29 regulatory compliance consulting firms headquartered in San Diego, United States as of September 2026 and tracks 339 professional contacts across them, including 87 with verified work emails. New York is the largest hub.
This list covers regulatory compliance consulting firms headquartered in San Diego, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 5, 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 13 largest regulatory compliance consulting firms based in San Diego, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | Trendsource, INCPartial evidence | 141 | |||
“TrendSource helps businesses document and measure compliance across employment, consumer reporting, government, finance, health care, and retail.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 2 | Occupational Services, INCStrong evidence | 74 | |||
“Occupational Services, Incorporated is a San Diego-based professional consulting firm providing services in the areas of environmental compliance, occupational health and safety…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 3 | 40 | ||||
“We specialize in Engineering, Validation, Regulatory, IT, and Non-IT related areas primarily focused on Pharmaceutical / Life Sciences and Medical devices, health care companies.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 4 | 25 | ||||
“NJK & Associates provides hands-on, action-based solutions to your Quality and Regulatory needs.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 5 | Touchstone ComplianceStrong evidence | 6 | |||
“Touchstone Compliance is a consulting firm that reduces risk affordably for small health care providers by using automated tools to score HIPAA compliance gaps, identify…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 6 | 5 | ||||
“A recognized industry leader for over 20 years in regulatory and quality compliance for medical devices, pharmaceuticals, and biotech.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 7 | 4 | ||||
“Core Compliance & Legal Services, Inc.℠ ("Core Compliance") specializes in compliance and risk management for the financial industry.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 8 | Rely EnvironmentalStrong evidence | 3 | |||
“Rely Environmental provides top-notch compliance consulting and management services to businesses, hospitals and public agencies throughout Southern California.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 9 | 2 | ||||
“Simple or difficult circumstances are our areas of expertise.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 10 | 2 | ||||
“Affordable Housing Compliance debuted in San Diego, California January 28, 2013 under it's former name of Compliance Co-oP.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 11 | QV SolutionsStrong evidence | 2 | |||
“Medical Device Consulting Services-Subject Matter Experts in Medical Device Software Quality and Compliance-20+ years of medical device industry experience including working with…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 12 | Gdpr Solutions, INCStrong evidence | 1 | |||
“We are a global data privacy consulting firm specializing in General Data Protection Regulation (the "GDPR") and California Consumer Privacy Act ("CCPA") compliance.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 13 | RAD On Point Consulting LLCIndirect evidence | 1 | |||
“Helping businesses make better decisions by mitigating risks with improved controls, processes and systems.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
Showing 13 of 29 regulatory compliance consulting firms based in San Diego, United States
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 87 reachable decision-makers.
Free signup · no credit card
Regulatory compliance consulting firms based in San Diego, United States at a glance
As of Sep 5, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 29 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among regulatory compliance consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.
- 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
- Companies headquartered in San Diego, United States whose own description of what they do matches “regulatory compliance consulting firms”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among regulatory compliance consulting firms, and records with no verified work email. Companies headquartered outside San Diego are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 87 across the full list. 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 5, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Regulatory compliance consulting firms by metro in the United States
- Regulatory compliance consulting firms in New York137
- Regulatory compliance consulting firms in Houston70
- Regulatory compliance consulting firms in Washington64
- Regulatory compliance consulting firms in Miami47
- Regulatory compliance consulting firms in Atlanta46
- Regulatory compliance consulting firms in Dallas39
- Regulatory compliance consulting firms in Los Angeles38
- Regulatory compliance consulting firms in Austin37
- Regulatory compliance consulting firms in Chicago37
- Regulatory compliance consulting firms in Boston36
- Regulatory compliance consulting firms in San Francisco34
- Regulatory compliance consulting firms in Denver32
- Regulatory compliance consulting firms in Tampa30
- Regulatory compliance consulting firms in San Diego29
- Regulatory compliance consulting firms in Seattle26
Frequently asked
How many regulatory compliance consulting firms are there based in San Diego, United States?
RevenueBase identified 29 regulatory compliance consulting firms headquartered in San Diego, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Trendsource, INC, headquartered in San Diego, tops this list with the largest team on record.
Which city has the most regulatory compliance consulting firms?
New York leads with 137 headquartered companies, followed by Houston (70) and Washington (64).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 87 verified decision-maker contacts tracked across these 29 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 5, 2026.
Ready to reach these companies? Verified emails and direct dials for all 29 regulatory compliance consulting firms based in San Diego, United States. Start with a free account, no credit card.
Get the full listRelated lists
Regulatory compliance consulting firms by geography
- Regulatory compliance consulting firms based in the United States
- Regulatory compliance consulting firms based in Brazil
- Regulatory compliance consulting firms based in the United Kingdom
- Regulatory compliance consulting firms based in Italy
- Regulatory compliance consulting firms based in France
- Regulatory compliance consulting firms based in Spain
- Regulatory compliance consulting firms based in Germany
- Regulatory compliance consulting firms based in Australia
- Regulatory compliance consulting firms based in Canada
- Regulatory compliance consulting firms based in Mexico
- Regulatory compliance consulting firms based in South Africa
- Regulatory compliance consulting firms based in the Netherlands
Browse the directory
Browse: Companies home · Regulatory compliance consulting firms in United States · All United States lists · All Regulatory compliance consulting firms lists · New 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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Regulatory compliance consulting firms based in the United States
- Regulatory compliance consulting firms based in Brazil
- Regulatory compliance consulting firms based in the United Kingdom
- Regulatory compliance consulting firms based in Italy
- Regulatory compliance consulting firms based in France
- Regulatory compliance consulting firms based in Spain