MALLINCKRODT CHEMICAL INC
8 office properties in Cleveland / Cuyahoga County recorded to 4 owner entities mailing to PO BOX 80615, INDIANAPOLIS, IN. shared mailing address
At a glance
MALLINCKRODT CHEMICAL INC is recorded as the owner of 8 office properties (8 parcels) in Cleveland / Cuyahoga County, totalling 1.2M sq ft of building area with $46.5M of assessed value. The holdings sit in 4 owner entities that share one tax-bill mailing address in INDIANAPOLIS, IN — evidence of common ownership, not proof of it.
County assessment roll
Properties
| Building | Submarket | Sq ft | Assessed | Last sold | Tenants |
|---|---|---|---|---|---|
| 25080-25 RICHMOND (REAR) RD | Beachwood | 909.2K | $11.3M | — | 0 |
| 3600-30 N 2ND ST | St. Louis | 120.1K | $1.3M | — | 0 |
| 12901 SCIENCE DR | Orlando | 85.9K | $12.6M | — | 0 |
| 200 MALLINCKRODT ST | St. Louis | 23.9K | $246.7K | — | 0 |
| 116 MALLINCKRODT ST | St. Louis | 13.6K | $2.5M | — | 0 |
| 2808 A ST NW | Seattle | 10K | $18.4M | — | 0 |
| 3401 N BROADWAY | St. Louis | 9.6K | $101.7K | — | 0 |
| 3613R N BROADWAY | St. Louis | 3.7K | $1.3K | — | 0 |
Names on the deeds
Owner entities at this address
- EATON CORPORATION
- MALLINCKRODT CHEMICAL INC
- LEIDOS REALITY LLC
- SPECGX LLC
How this group was built. These entities share a mailing address but not a name root. That often means one sponsor, and can also mean a shared law firm, accountant or tax servicer.The county records an owner and a mailing address for every parcel; this page collects the office parcels whose owners mail to the same address, and counts buildings rather than parcels using the county's own condo-to-building link. Lease terms, rents and the identity of a manager acting for the owner are not public records and are not shown.
Where are MALLINCKRODT CHEMICAL INC's office buildings?
The 8 properties are spread across 4 cities, led by St. Louis (5), Beachwood (1), Orlando (1).
The largest is 25080-25 RICHMOND (REAR) RD in Beachwood at 909.2K sq ft over 10 floors.
Recorded build years run from 1952 to 2012.
How large is this portfolio within Cleveland's office market?
Its 1.2M sq ft is 1.49% of the 79.1M sq ft of office building area on the Cleveland / Cuyahoga County roll.
Its $46.5M of assessed value is 1.21% of the metro's office total.
It holds 8 of the metro's 2,908 office buildings.
Frequently asked questions
How many office buildings does MALLINCKRODT CHEMICAL INC own in Cleveland?
8 office properties (8 parcels) on the Cleveland / Cuyahoga County roll, counted by building rather than by condo parcel.
What is MALLINCKRODT CHEMICAL INC's largest office building?
25080-25 RICHMOND (REAR) RD, Beachwood — 909.2K sq ft, assessed at $11.3M.
What are MALLINCKRODT CHEMICAL INC's office properties worth?
Their combined assessed value on the current Cleveland / Cuyahoga County roll is $46,464,859. Assessed values are taxable-roll figures, not market prices.
Are these properties owned by one company?
These entities share a mailing address but not a name root. That often means one sponsor, and can also mean a shared law firm, accountant or tax servicer. 4 owner entities share the mailing address. It is evidence of common ownership, not proof of it.
Related
Everything here comes from public records, and public records go stale. If you know better, say so.
Data provenance — public records only
- Cleveland / Cuyahoga County — Cuyahoga County parcel fabric (owner names, mailing addresses, commercial building counts, areas and heights, values, last sale — daily) plus the county's 2021-onward deed-level sales layer with prices. Ohio has no universal business licence, so no tenant layer.
Every fact on this page is drawn from the government records above — no listing sites, no scraped platforms, no third-party images. Facts from public records are uncopyrightable; each tenancy row carries its source and match confidence. Records can lag reality — a business-tax receipt or registration at an address is evidence of occupancy, not a lease confirmation.
Dataset updated . Derived from public data sources.
About this data
Source: Cuyahoga County parcel fabric (Cleveland / Cuyahoga County), as published September 21, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “MALLINCKRODT CHEMICAL INC — Cleveland office property holdings”, https://buildingcensus.com/offices/cleveland/owners/mallinckrodt-chemical-inc-10264d (data as of September 21, 2026).