BW-BONDED · Jackson, Michigan
Grateful Kegs, LLC
Doing business as Ironbark Brewing CO.. Federal alcohol Basic Permit on file with the TTB.
- BW-BONDED
- TTB plate
- Active
- Status
- DENSE-BOOK
- Michigan book
- PAIR-CITY
- Jackson crowd
The record
Grateful Kegs, LLC holds an active federal Winery Basic Permit (MI-W-21663), with premises in Jackson, Michigan.
- MI-W-21663
- federal permit number
- BW-BONDED
- TTB class plate
- DENSE-BOOK
- Michigan winery book
- PAIR-CITY
- wineries crowd in Jackson
Source: TTB FOIA List of Permittees, September 2026.
- BW-BONDED
- DENSE-BOOK
- PAIR-CITY
- STATE-#6
Not legal advice · see methodology.
Permit & location
| Permit class | Winery |
|---|---|
| Status | Active |
| Federal permit no. | MI-W-21663 |
| Operating name (DBA) | Ironbark Brewing CO. |
| City | Jackson |
| County | Jackson |
| ZIP code | 49203 |
| State | Michigan |
| Federal regulator | Alcohol and Tobacco Tax and Trade Bureau (TTB) |
How Grateful Kegs, LLC fits in Michigan
754
winery permits in Michigan · DENSE-BOOK
#6
of 52 states for wineries
1,881
all permits in Michigan · DENSE-BOOK
Michigan registers 754 bonded wineries (4.2% of the 18,120 U.S. winery class), ranked #6 among states. Grateful Kegs, LLC in Jackson is one holder in that book; 1,881 total FAA permits sit in Michigan across all four classes.
Michigan's winery book vs every state
Where Michigan's 754 active wineries rank among all states, the cohort Grateful Kegs, LLC belongs to
754 6th of 52 higher than 46 of 52 states
States, banded by winery permit count
Each bar is a band; taller bars hold more states. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source TTB FOIA List of Permittees, aggregated by state · September 2026
Read with Grateful Kegs, LLC
ABS(winery_count) peers first (same permit class, other states), then a LARGEST-distance pole and a class-branched guide, not a fixed Related strip.
Clover Pond Vineyard · New York →
BW-BONDED · DENSE-BOOK
ABS(winery_count) peer: New York 854 wineries (Δ 100 heavier vs Michigan).
Virginia Rayne Vineyards · Virginia →
BW-BONDED · DENSE-BOOK
ABS(winery_count) peer: Virginia 643 wineries (Δ 111 lighter vs Michigan).
KBR Winery · Pennsylvania →
BW-BONDED · DENSE-BOOK
ABS(winery_count) peer: Pennsylvania 622 wineries (Δ 132 lighter vs Michigan).
001 Vintners · California →
BW-BONDED · MEGA-BOOK · POLE
LARGEST-distance ABS(winery_count) pole: California holds 6,400 wineries (Δ 5,646 vs Michigan's DENSE-BOOK).
Michigan permit board · DENSE-BOOK →
BW-BONDED · DENSE-BOOK
Grateful Kegs, LLC sits in Michigan's DENSE-BOOK winery book (754 active) - open the state board after the ABS peers.
Wine industry by state · BW-BONDED →
BW-BONDED · PAIR-CITY
Grateful Kegs, LLC's BW-BONDED plate is a Bonded Winery record, read how state wine books diverge before comparing peers.
Other wineries near Jackson
Nationwide wineries in similarly dense permit cities
Nationwide wineries outside Michigan with comparable city books — Grateful Kegs, LLC's winery plate is compared on permit-holder density, not production volume.
Similar city permit density
Nearest cross-state wineries by city permit-holder count (16 holders in Jackson).
Similar city winery count
Nearest cross-state wineries by city winery count (5 here).
Frequently asked questions
What permit does Grateful Kegs, LLC hold?
Grateful Kegs, LLC holds an active federal Winery Basic Permit issued by the U.S. Alcohol and Tobacco Tax and Trade Bureau (TTB), permit number MI-W-21663. Bonded Winery permits authorize production or blending under federal bond (18,120 nationwide).
Where is Grateful Kegs, LLC located?
Grateful Kegs, LLC's permit premises is in Jackson, Michigan (Jackson County), ZIP 49203. Michigan holds 754 winery permits - the 6th most of any state.
How should I verify Grateful Kegs, LLC's permit?
Cross-check permit number MI-W-21663 against the TTB Public Permit Search and confirm the winery class matches your use case. This page reflects the September 2026 FOIA List of Permittees extract; status can change between vintages.
Reading a dense book winery plate
Grateful Kegs, LLC's BW-BONDED plate sits in Michigan's DENSE-BOOK winery book (754 active, state #6 nationally). A Bonded Winery permit covers production and blending under federal bond; it does not authorize retail sale to consumers and is not a state ABC license.