Industrial & Manufacturing cleanup site — Restorical Research
TallyGenicom LP
8301 S 180th St, Kent, King County
Restorical Research
Preliminary Site-Specific Analysis

This property has a documented history as a industrial and manufacturing facility going back to 1983. Historical insurance policies issued during those prior operations and through 1986 could recover the cleanup costs already paid.

This property served as the Tally Corporation printer manufacturing facility in Kent, operating at least as early as 1983 when Mannesmann AG acquired the company and the site became known as Mannesmann-Tally. Chlorinated solvents used in industrial degreasing operations contaminated groundwater beneath the property, with tetrachloroethylene, trichloroethylene, cis-1,2-dichloroethylene, vinyl chloride, and 1,1-dichloroethane all detected at concentrations exceeding MTCA Method A cleanup standards across multiple monitoring wells. Vapor intrusion into indoor air was investigated and confirmed. The site completed cleanup under the Voluntary Cleanup Program and received a No Further Action determination in April 2014. That history could support an insurance cost recovery claim against carriers who issued insurance policies 40+ years ago.

Former Use
Former Industrial & Manufacturing
Address8301 S 180th St, Kent, King County
Historical UseIndustrial & Manufacturing
Est. Operating Since1983
StatusNo Further Action
Contamination & Investigation
Site Assessment Summary
ContaminantsTetrachloroethylene (PCE), trichloroethylene (TCE), cis-1,2-dichloroethylene, vinyl chloride, and 1,1-dichloroethane in groundwater, with confirmed vapor intrusion into indoor air
Media ImpactedSoil, Groundwater
Regulatory ProgramMTCA — Voluntary Cleanup Program
Ecology Site #825

Why Historical Insurance Policies May Be Accessible

Pre-1986 Commercial General Liability (CGL) policies were occurrence-based and did not contain an effective pollution exclusion in Washington. If contamination occurred while those policies were active, those historical insurance carriers may still have a legal obligation to fund the cleanup costs, even if the business closed or the property changed hands.

The chlorinated solvent contamination at this facility traces to manufacturing and degreasing operations that were underway by at least 1983, before occurrence-based Commercial General Liability policies gave way to claims-made forms with absolute pollution exclusions. The extensive groundwater plume, confirmed vapor intrusion pathway, and multi-contaminant remediation required to reach No Further Action status represent substantial cleanup expenditures tied directly to those pre-1986 industrial operations. Historical CGL carriers who covered Tally Corporation or Mannesmann-Tally during that operational window may still bear obligation for the remediation costs incurred.

Restorical's role is to locate viable historical policies, determine whether a successful cost recovery claim is possible, and assist our clients and their legal counsel to obtain insurance coverage for costs already incurred. Restorical's forensic accounting team works to re-establish and document past cleanup expenditures, ensuring the strongest possible basis for recovery.

Recovering Costs from an Older Cleanup

If this site reached No Further Action years ago, the original cleanup expenditures may be difficult to reconstruct. Restorical's forensic accounting team specializes in re-establishing and documenting past cleanup costs — even decades later — to build the strongest possible basis for an insurance recovery claim.

What We Look For

  • Historical insurance policies (pre-1986)
  • Policy numbers, carrier names, and coverage periods
  • Connection between contamination timing and policy period
  • Evidence linking cleanup obligation to insured activity

What We Deliver

  • Historical Coverage Chart
  • Trigger Analysis & Property/Policy Nexus
  • Coverage strategy with recommendations
  • Insurance funding for your remediation
  • Claims Management & Forensic Accounting

The Restorical Proven Process

Task 1 — Research and Analysis
Restorical searches for viable historical insurance policies, researches the site history, analyzes the contamination impacts, and underwrites potential coverage — including a proprietary trigger analysis. At the end of Task 1, we provide a clear yes or no on whether a successful cost recovery is possible, along with a strategy and recommendation specific to your situation, even if you are not the policyholder.
Task 2 — Cost Recovery
When Task 1 confirms viable coverage, Restorical works with your legal counsel to tender the claim and negotiate recovery of costs already incurred. Restorical's forensic accounting team re-establishes and documents past cleanup expenditures, managing the claim process to ensure the insurance companies fulfill their obligation in a timely manner.

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This analysis is preliminary and based on publicly available records. Restorical Research is not a law firm and does not provide legal advice.