Local MeatNational Registry

Federally inspected establishment

EST. M2827

Shamrock Locker LLC

Family-owned locker in O'Neill, Nebraska, slaughtering and processing beef and hogs with a retail counter.

500 S 4th Street, O'Neill, Nebraska 68763 · Holt County

shamrocklocker.shop

USDA inspected

At a glance

  • ·USDA FSIS establishment M2827, listed for meat slaughter and meat processing.
  • ·Cattle, hogs, and sheep and lamb reported to FSIS as species slaughtered under inspection.
  • ·Small plant, FSIS slaughter volume category 1, under 1,000 head per year.
  • ·Retail storefront with fresh beef cuts and house-made summer sausage, brats, snack sticks, and jerky.
  • ·Custom orders shipped within the United States, per the website services page.

About Shamrock Locker LLC

Shamrock Locker LLC operates at 500 S 4th Street in O'Neill, Holt County, Nebraska, under USDA FSIS establishment number M2827. The federal record lists both meat slaughter and meat processing activities, with cattle, hogs, and sheep and lamb reported as species slaughtered under inspection. FSIS classifies the plant as small, with a slaughter volume category of 1, meaning under 1,000 head per year, and the grant of inspection date on file is August 8, 2024. No custom-exempt activity is reported to FSIS.

The business describes itself as a custom beef and pork processor that is also an inspected beef processor. Its services page states custom processing of beef and hogs and says the plant is USDA certified for beef. The federal record reports sheep and lamb among species slaughtered under inspection, while the website discusses only beef and pork, so farmers with sheep should confirm directly. Beef and hog cut sheets are posted on the website as PDFs.

According to the About page, Shamrock Locker was built by Kody and Holli Kirwan along with Holli's cousin, Lonnie Liewer, who owns and operates Gregory County Locker in South Dakota. The first beef was slaughtered in March of 2023. Garrett Kirwan, described as their middle son, helps manage the business and serves as HACCP coordinator. The rest of the family assists with online tasks, retail, and special events. Hours are not stated in the sources on file.

Services

  • Beef slaughter
  • Hog slaughter
  • Sheep and lamb slaughter under inspection (per FSIS record)
  • Custom processing of beef and hogs
  • Retail meat sales
  • Custom orders with shipping within the United States
  • Cut sheets for beef and hogs

Species under inspection

beef cattlesteersheifersbullshogslambs

Products and retail

  • Fresh beef cuts
  • Ground beef
  • House-made summer sausage
  • Brats
  • Snack sticks
  • Jerky
  • Sausages
  • Locally sourced beef products

For farmers and ranchers

The plant reports both slaughter and processing to FSIS, with cattle, hogs, and sheep and lamb listed as species slaughtered under inspection, and a slaughter volume category of 1, under 1,000 head per year. The website describes custom processing of beef and hogs and states the operation is USDA certified for beef. Beef and hog cut sheets are available as PDFs on the website. Booking procedures, scheduling lead times, minimums, kill fees, and cut and wrap pricing are not stated in the sources on file. Producers with sheep or lamb should confirm scheduling directly, since the website text addresses only beef and pork. Contact is by phone at (402) 336-2333 or through the website form.

Shamrock Locker LLC operates under a federal grant of inspection, so product from this plant can be sold anywhere in the United States, which matters if you sell online or across a state line. FSIS does not list a custom-exempt activity for this plant.

For households

Shamrock Locker operates a retail storefront that the website says carries a wide selection of locally sourced fresh beef cuts, ground beef, house-made summer sausage, brats, snack sticks, jerky, and other items. The services page states the business takes custom orders and ships within the United States. Retail hours, prices, whether halves and quarters are sold, and online ordering are not stated in the sources on file.

If you are buying a half or quarter animal, the plant is where the animal is processed; the farm sells you the animal. Read how to buy a half cow for the sequence and the math.

Questions about Shamrock Locker LLC

What species does Shamrock Locker slaughter?
The FSIS record reports cattle, hogs, and sheep and lamb slaughtered under inspection. The website describes the business as a custom beef and pork processor and an inspected beef processor, so sheep and lamb work should be confirmed directly.
Does the plant do custom processing for farmers?
The website states custom processing of beef and hogs and posts beef and hog cut sheets. FSIS reports no custom-exempt activity for this establishment. Booking details, minimums, and fees are not stated in the sources on file.
Can I buy meat directly from Shamrock Locker?
Yes, as listed. The website describes a retail storefront with locally sourced fresh beef cuts, ground beef, summer sausage, brats, snack sticks, and jerky, and says custom orders can ship within the United States. Prices and whether halves or quarters are offered are not stated.
What are the hours?
Hours are not stated in the sources on file. The listed phone number is (402) 336-2333.

Federal record

Activities
Meat Processing; Meat Slaughter
Grant on file
August 8, 2024
Size class
Small
Slaughter volume
Very small volume (under 1,000 head per year)

Source: USDA FSIS MPI Directory (2026-09-01 edition) and the FSIS Establishment Demographic Data supplement. Profile text is drawn from the establishment's public website (https://www.shamrocklocker.shop/, https://www.shamrocklocker.shop/about-2) and dated 2026-09-02. Verify at the FSIS directory. LocalMeat.org is not affiliated with FSIS or with this establishment; listing is not an endorsement.

Other USDA plants near O'Neill