Company lists · Data verified August 2026
Top 22 Energy law firms based in Spain
There are 225 energy law firms headquartered in Spain (RevenueBase, August 2026). RevenueBase tracks 2,507 professional contacts across them, including 944 with verified work emails and 94 with mobile numbers. Madrid is the largest hub.
This list covers energy law firms headquartered in Spain, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.
The 22 largest energy law firms based in Spain
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 | Watson Farley & Williams | 829 |
| 2 |  SUD Renovables | 11 |
| 3 |  G-Advisory | 6 |
| 4 |  Proeste | 8 |
| 5 |  Energía Local | 10 |
| 6 |  Blas DE Lezo | 6 |
| 7 |  IUS Aequitas Trial Lawyers | 4 |
| 8 |  C&p Abogados | 2 |
| 9 |  Emberiza | 7 |
| 10 |  Fabregat Perulles Sales Abogados | 1 |
| 11 |  Iter LAW | 1 |
| 12 | Verdia Legal | 2 |
| 13 |  Menéndez & Asociados Abogados | 1 |
| 14 |  Ramón C. Pelayo Abogados | 2 |
| 15 | Zuia Ingeniería | 1 |
| 16 |  Enerwatia | 1 |
| 17 |  Mendo & Callao Legal | 3 |
| 18 |  LEC MC Lawyers | 1 |
| 19 |  Free Power, S.L | 1 |
| 20 |  Laurealegal | 1 |
| 21 |  Engibar | 1 |
| 22 | Ingenieria Y Calidad Sostenible SL | 1 |
Showing 22 of 225 energy law firms based in Spain
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Energy law firms based in Spain at a glance
As of Aug 28, 2026Companies by employee count
Energy law firms by metro
| Metro | Companies |
|---|---|
| Energy law firms in Madrid | 71 |
| Energy law firms in Barcelona | 27 |
| Energy law firms in Valencia | 13 |
| Energy law firms in Las Palmas De Gran Canaria | 8 |
| Energy law firms in Sevilla | 5 |
| Energy law firms in A Coruna | 4 |
| Energy law firms in Marbella | 4 |
How this list was built
- Source
- The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
- Inclusion
- Companies whose own business descriptions match “energy law firms”, with match quality audited by blind human judging, and headquartered in Spain.
- 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
- Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
- Refresh
- Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.
Frequently asked
How many energy law firms are there based in Spain?
There are 225 energy law firms headquartered in Spain as of August 2026 (RevenueBase).
What is the largest company on this list?
Watson Farley & Williams, headquartered in Madrid, tops this list with the largest team on record.
Which city has the most energy law firms?
Madrid leads with 71 headquartered companies, followed by Barcelona (27) and Valencia (13).
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 944 verified decision-maker contacts tracked across these 225 companies.
How current is this list?
The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.
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About this data
RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.