312 WALNUT ST, CINCINNATI, OH, 45202
13 open permits
367 permits have been filed at 312 WALNUT ST since 2010, involving 52 applicants. 13 remain open and 354 have been closed.
367
Total Permits
13
Open
354
Closed
52
Applicants
Permit Type Breakdown
Fire Protection176 rated
97.2% closed vs 98% median, 0.4 points lower
Building79 rated
97.5% closed vs 92% median, 5.5 points higher
Plumbing55 rated
98.2% closed vs 97% median, 1.3 points higher
HVAC48 rated
100.0% closed vs 89% median, 11.5 points higher
Median based on all applicants with 20+ rated permits. Only permits older than 1 year are rated.
Applicants at This Address
All Permits
367 permits
| Status | Permit # | Address | Issued▼ | ||||
|---|---|---|---|---|---|---|---|
| Open | 2026P02448 | HVAC | 312 WALNUT ST, CINCINNATI | MECHANICAL SOLUTIONS PARTNERS | Apr 20, 2026<1yr | Apr 20, 2027 | $18,500 |
| Open | 2026P02193 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | ADVANCED FIRE PROTECTION | Mar 5, 2026<1yr | Mar 5, 2027 | $2,900 |
| Open | 2026P01327 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | Feb 24, 2026<1yr | Feb 24, 2027 | $2,750 |
| Open | 2026P01702 | Building | 312 WALNUT ST, CINCINNATI | CMSQUARED | Feb 19, 2026<1yr | Feb 19, 2027 | $120,000 |
| Open | 2026P00453 | Building | 312 WALNUT ST, CINCINNATI | CMSQUARED | Feb 13, 2026<1yr | Feb 13, 2027 | $400,000 |
| Closed | 2025P10124 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | ADVANCED FIRE PROTECTION | Nov 13, 2025<1yr | Nov 13, 2026 | $1,500 |
| Closed | 2025P09217 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | Nov 6, 2025<1yr | Nov 6, 2026 | $1,000 |
| Closed | 2025P08972 | Plumbing Permits | 312 WALNUT ST, CINCINNATI | JIM NELTNER PLUMBING CO | Oct 30, 2025<1yr | Oct 30, 2026 | $1,500 |
| Closed | 2025P08854 | Building | 312 WALNUT ST, CINCINNATI | BAMBECK & VEST ASSOCIATES INC | Oct 2, 2025<1yr | Oct 2, 2026 | $13,000 |
| Closed | 2025P03991 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | MJ ADAMS ELECTRICAL CONT | May 23, 2025 | May 23, 2026 | $0 |
| Closed | 2025P03640 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | May 22, 2025 | May 22, 2026 | $1,500 |
| Closed | 2025P04429 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | ADVANCED FIRE PROTECTION | May 16, 2025 | May 16, 2026 | $1,100 |
| Closed | 2025P04371 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | ADVANCED FIRE PROTECTION | May 16, 2025 | May 16, 2026 | $1,480 |
| Closed | 2025P04025 | HVAC | 312 WALNUT ST, CINCINNATI | TRITON SERVICES | May 13, 2025 | May 13, 2026 | $3,000 |
| Closed | 2025P02989 | Plumbing Permits | 312 WALNUT ST, CINCINNATI | JOHN E CARRIGAN PLUMBING CO | Apr 30, 2025 | Apr 30, 2026 | $10,000 |
| Closed | 2025P03525 | HVAC | 312 WALNUT ST, CINCINNATI | BAMBECK & VEST ASSOCIATES INC | Apr 18, 2025 | Apr 18, 2026 | $11,000 |
| Closed | 2025P02683 | Plumbing Permits | 312 WALNUT ST, CINCINNATI | JIM NELTNER PLUMBING CO | Apr 14, 2025 | Apr 14, 2026 | $175 |
| Closed | 2025P01045 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | ADVANCED FIRE PROTECTION | Mar 18, 2025 | Mar 18, 2026 | $6,800 |
| Closed | 2025P01624 | HVAC | 312 WALNUT ST, CINCINNATI | TRITON SERVICES | Mar 13, 2025 | Mar 13, 2026 | $35,000 |
| Closed | 2025P00481 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | Feb 12, 2025 | Feb 12, 2026 | $3,000 |
| Closed | 2024P10448 | Building | 312 WALNUT ST, CINCINNATI | CMSQUARED | Feb 11, 2025 | Feb 11, 2026 | $215,000 |
| Closed | 2025P01048 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | ADVANCED FIRE PROTECTION | Jan 30, 2025 | Jan 30, 2026 | $2,000 |
| Closed | 2025P01035 | Building | 312 WALNUT ST, CINCINNATI | HUNT BUILDERS CORP. | Jan 29, 2025 | Jan 29, 2026 | $115,000 |
| Closed | 2025P01034 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | Jan 29, 2025 | Jan 29, 2026 | $500 |
| Closed | 2025P00420 | HVAC | 312 WALNUT ST, CINCINNATI | BAMBECK & VEST ASSOCIATES INC | Jan 9, 2025 | Jan 9, 2026 | $900 |
| Closed | 2024P09365 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | Oct 18, 2024 | Oct 18, 2025 | $1,500 |
| Closed | 2024P09070 | Building | 312 WALNUT ST, CINCINNATI | BAMBECK & VEST ASSOCIATES INC | Oct 8, 2024 | Oct 8, 2025 | $17,000 |
| Closed | 2024P08123 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | ADVANCED FIRE PROTECTION | Sep 10, 2024 | Sep 10, 2025 | $2,000 |
| Closed | 2024P06695 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | Sep 6, 2024 | Sep 6, 2025 | $16,500 |
| Closed | 2024P06583 | Building | 312 WALNUT ST, CINCINNATI | CMSQUARED | Sep 5, 2024 | Sep 5, 2025 | $30,000 |
| Closed | 2024P07550 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | Aug 22, 2024 | Aug 22, 2025 | $7,600 |
| Closed | 2024P06455 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | Aug 22, 2024 | Aug 22, 2025 | $16,500 |
| Closed | 2024P06294 | HVAC | 312 WALNUT ST, CINCINNATI | TRITON SERVICES | Aug 19, 2024 | Aug 30, 2025 | $265,000 |
| Closed | 2024P07395 | Building | 312 WALNUT ST, CINCINNATI | BAMBECK & VEST ASSOCIATES INC | Aug 13, 2024 | Aug 13, 2025 | $58,000 |
| Closed | 2024P05993 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | ADVANCED FIRE PROTECTION | Jul 24, 2024 | Jul 24, 2025 | $16,000 |
| Closed | 2024P05995 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | ADVANCED FIRE PROTECTION | Jul 24, 2024 | Jul 24, 2025 | $1,800 |
| Open | 2024P05996 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | ADVANCED FIRE PROTECTION | Jul 24, 2024 | Jul 24, 2025 | $1,800 |
| Closed | 2024P05369 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | Jul 22, 2024 | Jul 22, 2025 | $1,000 |
| Closed | 2024P05810 | Plumbing Permits | 312 WALNUT ST, CINCINNATI | JIM NELTNER PLUMBING CO | Jul 17, 2024 | Jul 17, 2025 | $15,000 |
| Open | 2024P04095 | Building | 312 WALNUT ST, CINCINNATI | CMSQUARED | Jul 9, 2024 | Jul 9, 2025 | $2,925,000 |
| Closed | 2024P05175 | HVAC | 312 WALNUT ST, CINCINNATI | BAMBECK & VEST ASSOCIATES INC | Jun 18, 2024 | Jun 18, 2025 | $10,000 |
| Closed | 2024P03738 | Building | 312 WALNUT ST, CINCINNATI | CMSQUARED | Jun 12, 2024 | Jun 12, 2025 | $100,000 |
| Closed | 2024P03649 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | May 31, 2024 | May 31, 2025 | $750 |
| Closed | 2024P03473 | Building | 312 WALNUT ST, CINCINNATI | BAMBECK & VEST ASSOCIATES INC | Apr 24, 2024 | Apr 24, 2025 | $10,000 |
| Closed | 2024P01208 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | Feb 5, 2024 | Feb 4, 2025 | $750 |
| Closed | 2024P00495 | HVAC | 312 WALNUT ST, CINCINNATI | BAMBECK & VEST ASSOCIATES INC | Jan 12, 2024 | Jan 11, 2025 | $19,500 |
| Closed | 2023P09737 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | Nov 30, 2023 | Nov 29, 2024 | $750 |
| Closed | 2023P10618 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | ADVANCED FIRE PROTECTION | Nov 27, 2023 | Nov 26, 2024 | $1,800 |
| Closed | 2023P09613 | Building | 312 WALNUT ST, CINCINNATI | BAMBECK & VEST ASSOCIATES INC | Oct 23, 2023 | Oct 22, 2024 | $29,000 |
| Closed | 2023P02776 | Fire Protection Systems | 312 WALNUT ST, CINCINNATI | DENIER ELECTRIC | May 3, 2023 | May 2, 2024 | $27,220 |
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