Ralph Zimmer
Ralph Zimmer concentrates in commercial mep in San Diego (73% of its 22 segment-eligible permits), with secondary activity across 1 other segment. Its permit record in San Diego spans 2020–2026.
- Territory
- San Diego
- Active
- 2020–2026 · 6 yrs
- Licenses on file
- 0
- Canonical ID
- 561,028
- Reliable value
- —
- Coverage
- —
- Reliable filings
- —
- Rank in San Diego
- #1,111
- Permits (all-time)
- 32
- Filings 90d
- 3
- Filings 30d
- 2
- Latest permit
- Jun 15, 2026
Primarily Commercial MEP — 73% of 22 segment-classified permits
Ralph Zimmer has 32 permits, but too few carry a value we can stand behind — so we publish — for reliable value, never a guess. They still rank by volume; the dollar figure stays honest.
Typical service area ~12 mi around San Diego
The p90 footprint of where Ralph Zimmer has pulled permits in San Diego — based on 32 geocoded permits (100% of their indexed set). It reflects detected permit activity, not a guaranteed service-area claim.
- San Diego32
Showing 20 of 22 permits by Ralph Zimmer · most recent first
Jun 15, 2026 applied Jun 2, 2026 | 404 Euclid Av, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Jun 10, 2026 applied May 15, 2026 | 3245 El Cajon Bl, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
May 22, 2026 applied Apr 16, 2026 | 5550 Morehouse Dr, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Aug 26, 2024 applied Aug 12, 2024 | 10052 Mesa Ridge Ct, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Aug 19, 2024 applied Jun 26, 2024 | 5555 Del Mar Heights Rd, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Aug 14, 2024 applied Jul 31, 2024 | 1001 Kettner Bl, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Apr 16, 2024 applied Jan 30, 2024 | 675 L St, Unit 2007, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Apr 15, 2024 applied Mar 8, 2024 | 9700 North Torrey Pines Rd, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Feb 13, 2024 applied Jan 25, 2024 | 10520 Wateridge Cr, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Feb 7, 2024 applied Sep 19, 2023 | 1348 47th St, San Diego, CA 92102, San Diego, CA | Commercial MEP Commercial | — |
Jan 24, 2024 applied Jan 10, 2024 | 5550 Oberlin Dr, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Jan 24, 2024 applied Jan 9, 2024 | 5550 Oberlin Dr, San Diego, CA, San Diego, CA | Commercial Demolition Commercial | — |
Jan 22, 2024 applied Dec 12, 2023 | 9775 Towne Centre Dr, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Jan 19, 2024 applied Dec 5, 2023 | 11622 El Camino Real, San Diego, CA, San Diego, CA | Commercial Demolition Commercial | — |
Jan 2, 2024 applied Jul 21, 2023 | 2080 Pan American Pz, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Dec 27, 2023 applied Oct 17, 2023 | 9700 North Torrey Pines Rd, San Diego, CA, San Diego, CA | Commercial MEP Commercial | — |
Dec 15, 2023 applied Dec 12, 2023 | 12707 High Bluff Dr, #225, San Diego, CA 92130, San Diego, CA | Commercial MEP Commercial | — |
Dec 5, 2023 applied Oct 16, 2023 | 5627 Oberlin Dr, San Diego, CA, San Diego, CA | Commercial Demolition Commercial | — |
Dec 5, 2023 applied Sep 25, 2023 | 10255 Science Center Dr, San Diego, CA 92121, San Diego, CA | Commercial Demolition Commercial | — |
Dec 5, 2023 applied Sep 25, 2023 | 4767 Nexus Centre Dr, San Diego, CA, San Diego, CA | Commercial Demolition Commercial | — |
Put Ralph Zimmer on your call list.
Track this contractor, get alerted when they pull a new permit, and explore San Diego permits in the Market Explorer — enriched and parcel-joined.