Company lists · Data refreshed September 2026
Top 11 Lower middle market consulting firms based in San Juan, Puerto Rico
RevenueBase identified 25 lower middle market consulting firms headquartered in San Juan, Puerto Rico as of September 2026 and tracks 199 professional contacts across them, including 45 with verified work emails. Across Puerto Rico, San Juan is the largest hub for this category.
This list covers lower middle market consulting firms headquartered in San Juan, Puerto Rico, 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 11 largest lower middle market consulting firms based in San Juan, Puerto Rico
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 22 contacts → | ||||
Indirect evidence “Established in 2015, McKenzie & Associates, L.L.C.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 18 contacts → | ||||
Indirect evidence “At Business Atelier we strive to help businesses achieve their goals and full potential.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 11 contacts → | ||||
Partial evidence “MEC Consulting Service Group, LLC is a Puerto Rico corporation, organized since March 2014.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 11 contacts → | ||||
Indirect evidence “We partner with clients to make substantial and lasting improvements in business performance.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 10 contacts → | ||||
Strong evidence “Ponterra Business Advisors is an internationally focused middle market investment bank with an emphasis on software, data, and services companies.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 10 contacts → | ||||
Partial evidence “Management Consulting- Our management consultation team can help your company adapt its business strategy in the face of ever-expanding challenges.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 8 contacts → | ||||
Partial evidence “We are a Management Consulting Firm that works with your organization in achieving your STRATEGIC OBJECTIVES through Process & Business Tech Optimization” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 6 contacts → | ||||
Indirect evidence “Multicultural Capital LLC (MCC) is a premier mergers and acquisitions (M&A) firm based in Puerto Rico, with an additional office in Washington, D.C.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 2 contacts → | ||||
Partial evidence “About Our Company: Founded in 2024, we are a consulting firm committed to business innovation and the sustained success of our clients.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 1 contacts → | ||||
Partial evidence “Management Consulting Leadership & Talent Development Services Advising Services Strategic Planning & Workplace Efficiency Consulting Real Estate and Company Asset Mangement Asset…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 1 contacts → | ||||
Indirect evidence “At Advising Puerto Rico, we provide a comprehensive range of services to help businesses succeed and grow including-Business valuation: we assist clients with the valuation of…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: lower middle market consulting firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names lower middle market consulting firms.
- Partial evidence
- Its own public description names part of lower middle market consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name lower middle market consulting firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 11 of 25 lower middle market consulting firms based in San Juan, Puerto Rico
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Lower middle market consulting firms based in San Juan, Puerto Rico at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole Puerto Rico list rather than for San Juan, so it is reported there. Company counts and contact totals on this page are exact for San Juan, over 25 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 lower middle market consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search 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 Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in San Juan, Puerto Rico whose own description of what they do matches “lower middle market consulting firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names lower middle market consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among lower middle market consulting firms, and records with no verified work email. Companies headquartered outside San Juan 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 its RevenueBase Smart Search 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, 45 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 28, 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.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names lower middle market consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many lower middle market consulting firms are there based in San Juan, Puerto Rico?
RevenueBase identified 25 lower middle market consulting firms headquartered in San Juan, Puerto Rico 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?
Mckenzie & Associates, headquartered in San Juan, tops this list with the largest team on record.
Which city in Puerto Rico has the most lower middle market consulting firms?
San Juan leads Puerto Rico with 25 headquartered companies, followed by Guaynabo (8) and Bayamon (2).
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 45 verified decision-maker contacts tracked across these 25 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 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 25 lower middle market consulting firms based in San Juan, Puerto Rico. Start with a free account, no credit card.
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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 Smart Search, 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.
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