Company lists · Data refreshed September 2026
Top 25 Infrastructure law firms based in Tampa, United States
RevenueBase identified 35 infrastructure law firms headquartered in Tampa, United States as of September 2026 and tracks 1,556 professional contacts across them, including 916 with verified work emails. Houston is the largest hub.
This list covers infrastructure law firms headquartered in Tampa, 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 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 25 largest infrastructure law firms based in Tampa, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 790 contacts → | ||||
Indirect evidence “We view the world from our clients’ perspectives, helping them to lead and innovate across industries and around the globe.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 170 contacts → | ||||
Partial evidence “Since 1973, Johnson Pope has earned a reputation as a trusted regional law firm serving the Tampa Bay area, with offices in St.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 151 contacts → | ||||
Indirect evidence “Patel, Greene and Associates (PGA) is a leader in innovative transportation engineering and planning.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 123 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 53 contacts → | ||||
Indirect evidence “If a design doesn’t work for the community, it simply doesn’t work.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 48 contacts → | ||||
Indirect evidence “King is now part of Ardurra, one of the nation's most dynamic engineering firms.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 31 contacts → | ||||
Indirect evidence “PURPOSE Long & Associates was established in 1974 on the founding precept to provide both excellence in design and distinction in professional service.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 27 contacts → | ||||
Indirect evidence “Landis Evans + Partners, formerly Sprinkle Consulting, provides civil engineering and planning services to public and private clients throughout United States.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 27 contacts → | ||||
Indirect evidence “Our clients face extraordinary challenges.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 25 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 12 contacts → | ||||
Indirect evidence “SIVYER, BARLOW WATSON & HAUGHEY, P.A.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 11 contacts → | ||||
Indirect evidence “Stanford R.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 9 contacts → | ||||
Partial evidence “Marlowe & McNabb is a commercial construction and litigation law firm serving a variety of clients in the Tampa Bay area and throughout Florida.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 7 contacts → | ||||
Indirect evidence “Trent Cotney is a board-certified construction lawyer by the Florida Bar and is licensed in Illinois, Indiana, Kansas, Massachusetts, Tennessee, Texas, Washington, and D.C.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 7 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 6 contacts → | ||||
Indirect evidence “Otero Engineering, Inc.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 5 contacts → | ||||
Partial evidence “Most law firms tell you what you can't do.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 5 contacts → | ||||
Partial evidence “D Squared Infrastructure (D2i) is a transportation engineering firm focused on delivering clear, practical solutions that move projects forward.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 5 contacts → | ||||
Indirect evidence “Our expertise is a promise, never broken.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 4 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 3 contacts → | ||||
Indirect evidence “Absolute Engineering specializes in civil engineering projects related to land development and transportation.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 3 contacts → | ||||
Partial evidence “The Duarte Firm is a boutique law firm with extensive experience helping clients navigate the complexities of personal injury law, as well as business disputes and consulting.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 contacts → | ||||
Partial evidence “Four Rivers Law Firm is a corporate and intellectual property law firm with offices in Tampa Bay and Orlando.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Partial evidence “Kantaskas Law was founded on the premise of protection and defense.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Partial evidence “With wide ranging experience from construction to trademarks, corporate formation to trial, Rashkin Law provides hands-on business law counsel and construction lawyers to develop…” Source: RevenueBase Database · checked Sep 21, 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: infrastructure law 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 infrastructure law firms.
- Partial evidence
- Its own public description names part of infrastructure law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name infrastructure law 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 25 of 35 infrastructure law firms based in Tampa, United States
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Infrastructure law firms based in Tampa, United States at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Tampa, so it is reported there. Company counts and contact totals on this page are exact for Tampa, over 35 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 infrastructure law 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 Tampa, United States whose own description of what they do matches “infrastructure law 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 infrastructure law 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 infrastructure law firms, and records with no verified work email. Companies headquartered outside Tampa 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, 916 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 21, 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.
Infrastructure law firms by metro in the United States
- Infrastructure law firms in Houston166
- Infrastructure law firms in New York162
- Infrastructure law firms in Washington134
- Infrastructure law firms in Chicago108
- Infrastructure law firms in Los Angeles89
- Infrastructure law firms in Dallas86
- Infrastructure law firms in Austin75
- Infrastructure law firms in Miami61
- Infrastructure law firms in Atlanta54
- Infrastructure law firms in Denver52
- Infrastructure law firms in San Francisco51
- Infrastructure law firms in Seattle50
- Infrastructure law firms in New Orleans47
- Infrastructure law firms in San Diego43
- Infrastructure law firms in Phoenix40
- Infrastructure law firms in Boston37
- Infrastructure law firms in Portland37
- Infrastructure law firms in Irvine35
- Infrastructure law firms in Tampa35
- Infrastructure law firms in Philadelphia34
- Infrastructure law firms in San Antonio30
- Infrastructure law firms in Orlando29
- Infrastructure law firms in Raleigh28
- Infrastructure law firms in Pittsburgh27
- Infrastructure law firms in Tallahassee26
- Infrastructure law firms in Jacksonville25
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 infrastructure law 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 infrastructure law firms are there based in Tampa, United States?
RevenueBase identified 35 infrastructure law firms headquartered in Tampa, 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?
Carlton Fields, headquartered in Tampa, tops this list with the largest team on record.
Which city has the most infrastructure law firms?
Houston leads with 166 headquartered companies, followed by New York (162) and Washington (134).
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 916 verified decision-maker contacts tracked across these 35 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 21, 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 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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