Workover, pulling and reactivation of Catriel's conventional fields
The fleet leaders moved to the Vaca Muerta shale: in January 2026 one of them sold its pulling and workover business in the Golfo San Jorge —24 rigs and some 750 employees— to concentrate there prob prensa sectorial, and Río Negro's mature conventional acreage was left unattended thesis. The province did the opposite: in February 2026 it created a scheme that charges 6 % in royalties instead of 12 % on everything produced above the baseline, and which names well interventions among the investments that earn the benefit. It is the lowest barrier to entry in the oilfield —a pulling rig runs around USD 900,000 unconf—: the gap is a small well-services firm with a Río Negro stamp.
Pays TODAY, and it is running expenditure on producing wells. And since February 2026 there is a provincial scheme that pays for doing exactly this, with no closing date: you pay 6 % in royalties instead of 12 % on whatever extra you produce.
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Who really pays?
The service money comes in through different operators — and the majors' share isn't yours. Knowing who to target is the first step:
The operator that took over an area from YPF prob, the one that leads provincial output with almost a fifth of the total verif; and the other operators with whom the Secretaría de Hidrocarburos met to agree the level of investment for 2026 verif. They pay per rig-day: running expenditure on producing wells thesis.
A company won Medianera and Rinconada–Puesto Morales verif, with an investment plan of USD 6.17 M over ten years, the sum of the four amounts the government publishes verif, and the obligation to take on the workers who were already operating each area verif. The other front is Concurso 01/26 for the «Puesto Flores – Estancia Vieja» and «Puesto Prado» block verif, areas that reverted to the province after their concessions lapsed verif; bids were received until 4 September 2026 verif.
Decreto 548/26 requires the concession holder to identify, clean up and remediate the pre-existing environmental liabilities of Medianera and Rinconada–Puesto Morales (article 9). It is mandatory scope that is usually contracted alongside the pulling thesis.
When the window opens
This market pays today, so what you watch is not a risk but the timing: planting yourself while the big fleet players are in Añelo. ⚠️ That urgency is set by no rule, it is our own reading. The demand window, by contrast, does not close on its own, and the indicator below says why.
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Río Negro's mature stock is depleting: high water cut, low prices, and the State itself says so in the decree that created the incentive scheme —between 2015 and 2025 «conventional oil and gas production has recorded significant declines»—.
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If shale saturates or slows, the big fleet players may send rigs back to Catriel and saturate the small players' segment on price. The window to position yourself is now, while they are busy in Vaca Muerta. thesis
Río Negro capital (Phoenix, PAE, TanGo) flows to the non-conventional; if the provincial focus shifts 100% to shale, conventional reactivation loses priority. Medium term. thesis
It is not a risk that breaks the business: it is a ceiling, and it has a number. The two mature areas the province re-tendered committed, over ten years, 39 well reactivations, 2 workovers and no drilling at all verif sum of annexes I to IV of Decreto 548/26, for USD 6.17 M in total verif sum of the amounts in arts. 5 to 8 of Decreto 548/26: an average of about USD 617,000 a year across both estim división propia.
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Article 9 of Decreto 548/26 requires the concession holder of «Medianera» and «Rinconada – Puesto Morales» to identify, clean up and remediate pre-existing environmental liabilities verif Decreto 548/26, art. 9.
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The opportunity in depth
The opportunity in depth
Pulling and reactivation on producing wells and on shut-in wells —pump, rod, tubing changes, sand cleanouts—, which is what actually gets contracted: billed per rig-day and it is running expenditure.
Operators that sign up to the incentive scheme: they collect 6 % in royalties instead of 12 % on whatever they produce above the baseline, and for that they have to commit incremental investment. Every application is intervention demand coming in.
The tender for «Puesto Flores – Estancia Vieja» and «Puesto Prado», whose bids were received until 4 September 2026 verif, with no award published unconf: its documents call for reactivation by pulling and for workover interventions.
Remediation of environmental liabilities, which the concession holder must carry out as an obligation and can offset against the surface fee — same client, same field, scope on top of the pulling.
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When you get paid, and what blocks it
already in
split
Pulling and workover crews serving the operators of the Catriel corridor. The membership roll of the provincial industry chamber is not published, so there is no list of who is who. The one that does appear is the company that in May 2026 won the two mature areas the province re-tendered verif; that it was previously a pulling provider in Catriel is something we could not confirm in a source unconf.
National fleet leaders. ⭐ And there is a dated fact that helps anyone wanting to get in: in January 2026 one of them sold its workover and pulling business in the Golfo San Jorge —12 workover rigs and 12 pulling units, with some 750 employees— to focus on Vaca Muerta prob.
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The big operator (Señal Picada-Punta Barda, No. 1 in the province) usually brings its own crew or a frame contract = non-addressable share.
It won Medianera and Rinconada–Puesto Morales in May 2026 (Concurso 02/25) under an investment plan of USD 6.17 M over ten years, the sum of the amounts in articles 5 to 8 verif.
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The jobs it createsPulling and workover are the most distributed employment in the oil business: crews of four to six people per rig, with wellhead trades. La lectura completa para el que busca trabajo, en la hoja de este nicho para la gente →
Interventions the big operators internalize or award via frame contracts to the national fleet. ~40-55% of the TAM ≈ USD 9-20 M. estim
Light pulling/workover on SME operators and re-tendered areas (the company awarded Medianera and Rinconada–Puesto Morales; the provincial company on a transitional basis; an SME operator; Madalena Energy Argentina S.R.L. NO LONGER: it went bankrupt in May 2026 and the province declared its Puesto Morales Este concession lapsed by Decreto 800/26, with the area reverted to the provincial state and operated temporarily by the provincial company for 180 business days, pending a new public tender) + a spike from reactivating idle wells.
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An SME with two to four certified pulling rigs and registered in the provincial supplier registry takes a share of that addressable market: ~USD 2-6 M/year of revenue at steady state, within two or three years, because of the low barrier and the local-content push. thesis
calculate it
The number is our own estimate. The calculation, step by step, is below.
The full calculation, step by step
Concentration Fragmented and low-barrier — the opposite of Añelo shale. Demand is dispersed across mid-size and SME operators over the whole conventional stock of the corridor, and no contractor monopolises it in Río Negro. The national fleet leaders turned to Vaca Muerta thesis: one of them sold its pulling and workover business in the Golfo San Jorge to concentrate there prob prensa sectorial. It is the most SME-accessible segment of all Río Negro oil production: a light pulling rig costs ~USD 0.9-1.5 M unconf. The risk is not a dominant incumbent but the size of the whole market —tens of millions of dollars, not hundreds—: it is an SME business, not a business to scale.
The rule that moves it
The federal opening agenda reinforces this niche.
See the full legal grounds
See the full legal grounds
Where the number comes from
~USD 20-34 M/year (the total market by the per-well method); a 2-4 rig SME wedge ~USD 2-6 M/year
See the calculation, the variables and how it was validated
The number is built from a measured physical base: the wells that need intervention. The weak link is price, which isn't published.
The three methods —per well, per output and per fleet— converge on ~USD 20-40 M/year. The floor is hard: active wells and the 37 workovers in the 2026 plan are in an official source, and 30 were executed in 2025. The band is widened by the service rate, which we did not find published.
The number rests on a few variables. The formula shows how it moves when each one changes; and each variable carries its freshness seal — how often it is worth revisiting. estim
The floor is official data: 1,362 active wells and 37 workovers in the Río Negro government's 2026 plan. ⚠️ And there are two clarifications that change how that number reads. The first: the 1,362 are the total for the whole province —the source says «la Provincia registró una producción total de 93.535 m³» verif —, not for the Catriel corridor, and it does not say «conventional». The vast majority are, because Río Negro's shale is dozens of wells and not hundreds, but the bias is declared. The second: the 37 are a plan, and 30 were executed in 2025. On those physical units the market is estimated three converging ways —per well, per output and per fleet—: ~USD 20-40 M/year in total, of which a small firm with 2-4 rigs captures ~USD 2-6 M/year. The weak input, flagged, is the pulling rate: we did not find it published in Argentina, so the band is wide.
Coverage: the roster of the Patagonian chamber of service companies —59 companies, of which 6 declare pulling or workover— and the only public total of the Río Negro Suppliers Register: 476 companies registered, of which 308 were enrolled as of 1 July 2026 · Sep 14, 2026 · not reviewed: the Cámara de Empresas de Servicios Petroleros de Río Negro, which is the chamber of the Catriel corridor, publishes no roster, and the Patagonian chamber's does not publish addresses: it says who they are, not where they are
How to cite this figure: Despegue (2026). Workover, pulling and reactivation of Catriel's conventional fields · Río Negro. despegueargentina.com/en/rio-negro/workover-pulling-convencional-catriel · terms of use
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