How a mid-size Permian Basin operator running 427 leased compressor units used Vendor Callout to document every outage, push its vendors to the runtime their contracts promised, and recover $1.3 million in vendor credits, while bringing 16,200 BOE/d back across the sales meter — not from new wells, but from compressors that finally ran.
The operator leased 427 high-speed compressor units across the Permian, every one of them under a rental contract with a 98.6% runtime guarantee. The real number was 77%. That gap meant roughly 71,700 unit-hours of downtime every month — rent still due, gas not moving, barrels not sold.
The credits owed for missing the guarantee weren't just going unclaimed — nobody had ever thought to claim them. There were no vendor meetings, no scorecard, no one holding the vendor to the runtime percentage written into the contract. Callouts happened the way they always had: a lease operator picked up the phone, often dialing the mechanic he knew directly, and nothing was written down — not when the call was made, not when the mechanic showed up, not how long the unit sat dark. Every one of those outages was a credit the contract owed and the operator never knew to collect.
The person who saw the full size of that wasn't in the office. A senior lease operator — one of the few in the field who also wrote code — had run these routes long enough to know that an undocumented outage is never just a missed credit. It's a unit that didn't turn, gas that didn't move, and barrels that were never sold. Enough of those and the month comes in light, budgets get trimmed, jobs go with them, and the value the shareholders were promised quietly disappears. Downtime nobody writes down doesn't cost nothing — it just gets paid for somewhere the operator can't see.
He was also certain it was fixable. The problem was never the mechanics or the iron; it was that nothing got recorded at the moment it mattered — out on the lease, with the unit down and the clock already running. So he built the first version himself: a simple way to log the call, stamp the time, reach the vendor, and make an outage impossible to lose.
It went into service on a handful of routes first. Within a few weeks those were the only units in the fleet whose downtime anyone could account for hour by hour — every call logged, every response timed, every outage on the record. What won management over was how little it asked of the lease operators: log the callout from the truck in under a minute, and the documentation wrote itself. The numbers coming off those routes made the rest of the case. It went field-wide next, and when the same results held there, basin-wide. At full basin-wide deployment — a fleet several times the size of the 427 units documented in this study — the company was recovering more than $4 million a year in vendor credits, on downtime that had previously gone unbilled because nobody could prove it happened. And the credits were the smaller half of it: units that used to sit down for days now came back in hours, and production climbed across the basin — the same wells, the same iron, simply compressing more of the time and putting more gas across the sales meter. That first compressor callout app became the operator's system of record. Today it's known as Vendor Callout.
The phone calls stopped. Lease operators now log every outage in Vendor Callout from the field — unit, reason, GPS, timestamp — and the app is the callout: the vendor's contacts are emailed instantly, the clock starts, and the documentation writes itself on a record both sides can see.
Every down-hour was costed automatically from the unit's rental rate, and lost production was computed from each unit's BOPD. Downtime stopped being a feeling and became a number the whole organization could see accruing.
Each month the operator printed the vendor report: every callout, response time, hours down, and the credit owed under the 98.6% guarantee. No arguments — just signatures. Credits were tracked from requested to received.
Runtime climbed as vendors answered faster and stocked smarter. Credits were largest early — when the guarantee was missed by the widest margin — and shrank toward zero as the fleet reached contract runtime. The best credit is downtime that never happens.
| Month | Fleet runtime | Down-hours | Production (BOE/d) | Credit recovered |
|---|---|---|---|---|
| Month 1 | 77.0% | 71,700 | 57,750 | $479,600 |
| Month 2 | 82.5% | 54,550 | 61,880 | $357,500 |
| Month 3 | 87.4% | 39,280 | 65,550 | $248,700 |
| Month 4 | 91.8% | 25,560 | 68,850 | $151,000 |
| Month 5 | 95.6% | 13,715 | 71,700 | $66,600 |
| Month 6 | 98.6% | 4,364 | 73,950 | $0 — guarantee met |
| Total credits recovered | $1,303,400 | |||
The same 427 units, no new wells — just more hours compressing gas. Fleet capacity is 75,000 BOE/d at full runtime; every point of runtime is 750 BOE/d.
Gross production value before LOE, taxes, and royalties — the credits paid for the discipline; the production paid for everything else.
The record didn't just extract credits — it changed vendor behavior. Once every outage was documented and priced, the vendors' own numbers were on the table too, and they responded like partners protecting a contract.
What surprised everyone was how quickly the compression rental companies came to like it. Their mechanics opened the callout from a link in the email, saw exactly what the lease operator found before leaving the shop, and logged their own timestamped notes on what was repaired. No phone tag, no second-guessing later about when the call came in or what was done. And the same record that documented a slow response documented a fast one — for the first time their good months were as provable as their bad ones. Both sides worked from the same record, and both answered to it. What started as a customer and vendor relationship turned into a business partnership, the vendor pushing to hold the runtime it had guaranteed, the operator more focused on the lost production opportunities than collecting credits for reduced runtime.
“The first two vendor meetings were tense. By the fourth, their rep was pulling up our numbers instead of theirs. Nobody wants to argue with a timestamp.”
VP of Production · Permian Basin operator
Every un-documented down-hour is a credit you'll never see and production you'll never sell. Start the record today.
See Pricing How It WorksComposite case study — figures modeled from a 427-unit fleet under a 98.6% contracted runtime guarantee at typical Permian rental rates.