DEEP ISOLATION, INC. is a California corporation, registered on June 23, 2016. It is based at 2001 ADDISON ST SUITE 300, BERKELEY, CA, 94704, United States. The company is currently listed as active on the California register and is registered under company number 3920568. Its officers and directors on record include Sophie McCallum, Rodney Baltzer, ELIZABETH MULLER. Public records for the company include 1 SoS registration, 2 licenses, 1 federal contract, 1 loan record and 7 Form 5500 filings. Every fact here is republished from an official public register and traces back to a primary source document.
| Legal entity name | DEEP ISOLATION, INC. |
|---|---|
| Principal address | 2001 ADDISON ST SUITE 300BERKELEY94704CAUnited States |
| Mailing address | 1761 GEORGE WASHINGTON WAY, #362, RICHLAND, WA, 99354, US |
| Registration state | California |
| Status | Active |
| Formed in | Delaware (foreign registration) |
| Home company | DEEP ISOLATION, INC. |
| Registered | 23 June 2016 (about 10 years ago) |
| Officers & directors | Sophie McCallum, officerRodney Baltzer, officer |
| Entity type | Corporation |
|---|
| Standing | compliant |
|---|
| Company number | 3920568 |
|---|
| EIN | 81-3059101 |
|---|
| Employees (modeled) | ≈7 employees2025 |
|---|
| Licenses on file | 1 |
|---|
| Registered agent | CHARLINE DHALLUIN |
|---|
| Source registry | California Secretary of State · updated 10 August 2026 |
|---|
| Public records | 1 SoS registration |
|---|
Direct email, phone, website, address and the contact person are unlocked with a Pro subscription. Create an account to reveal them.
| Est. revenue (modeled) | $2.6M2025 |
|---|---|
| Federal contractor | Yes · 1 federal recipient record (SAM) |
| SBA loans | $313K · approved amounts |
| State | Business name | Filed | Registered agent | Officers | Status | |
|---|---|---|---|---|---|---|
| CaliforniaTHIS | DEEP ISOLATION, INC. | 2016-06-23 | CHARLINE DHALLUIN | Sophie McCallumOfficerRodney BaltzerOfficer1 more | Active | |
Filing ID 3920568 Jurisdiction Foreign · CorporationFormed in Delaware Principal address 2001 ADDISON ST SUITE 300, BERKELEY, CA, 94704, United States Registered agent CHARLINE DHALLUIN2001 ADDISON ST SUITE 300, BERKELEY, CA, 94704 Officers Sophie McCallumOfficer Rodney BaltzerOfficer ELIZABETH MULLEROfficer | ||||||
| Colorado | Deep Isolation | 2022-07-18 | Kari Hulac | — | Inactive | |
| Delaware | DEEP ISOLATION, INC. | 2016-06-13 | THE CORPORATION TRUST COMPANY | — | Unknown | |
| Maryland | DEEP ISOLATION, INC | 2018-09-20 | TIMOTHY FRAZIER | — | Dissolved | |
| Oregon | DEEP ISOLATION, INC. | 2020-07-27 | HOLLY AECK | ELIZABETH MULLEROfficer | Inactive | |
| Washington | DEEP ISOLATION, INC. | 2025-08-29 | SOPHIE MCCALLUM | ROD BALTZERDirector | Active | |
Companies and people linked to DEEP ISOLATION, INC. in the state registers through shared officers, a shared registered agent, shared filing contacts or a shared address. Service companies file for many unrelated businesses — a shared agent, address or contact alone does not prove affiliation.
company person group former role
Browse the indexed registries by state, or look up any debtor name free, at UCC lien search.
| State | License / ID | Type | Issued | Status | |
|---|---|---|---|---|---|
| — | — | — | — | Unknown | |
| — | — | — | — | Unknown | |
| Amount | Approved | Lender | Jobs | Status | |
|---|---|---|---|---|---|
| $313,253 | 04/11/2020 | Bank of America, National Association | 18 | Paid in Full | |
Employee-benefit plan filings by DEEP ISOLATION, INC. with the Department of Labor. Employee and revenue figures are modeled estimates derived from retirement-plan participant counts and industry ratios — not official headcount or reported revenue.
| Employees (modeled) | ≈7 · plan year 2025 |
|---|---|
| Est. annual revenue (modeled) | $2.6M |
| Retirement plan assets | $1.1M |
| Benefit plans | 401(k) plan on file |
| Filing history | 7 plan years filed, 2019–2025 |
| Sponsor EIN | 81-3059101 |
| Plan year | Employees (est.) | Participants | Plan assets | Revenue (est.) | 401(k) | |
|---|---|---|---|---|---|---|
| 2025 | ≈7 | 13 (6 active) | $1.1M | $2.6M | 401(k) | |
| 2024 | ≈7 | 11 (6 active) | $768,115 | $2.6M | 401(k) | |
| 2023 | ≈11 | 15 (10 active) | $535,233 | $3.1M | 401(k) | |
| 2022 | ≈13 | 14 (12 active) | $573,336 | $3.1M | 401(k) | |
| 2021 | ≈16 | 14 (14 active) | $611,109 | $3.8M | 401(k) | |
| 2020 | ≈17 | 15 (15 active) | $379,974 | $3.8M | 401(k) | |
| 2019 | ≈11 | 10 (10 active) | $195,439 | $2.8M | 401(k) | |
Matched Form 5500 filing records:
| Plan | Plan year | Participants | EIN | |
|---|---|---|---|---|
| DEEP ISOLATION 401(K) PLAN | — | — | — | |
| DEEP ISOLATION 401(K) PLAN | — | — | — | |
| DEEP ISOLATION 401(K) PLAN | — | — | — | |
| DEEP ISOLATION 401(K) PLAN | — | — | — | |
| DEEP ISOLATION 401(K) PLAN | — | — | — | |
| DEEP ISOLATION 401(K) PLAN | — | — | — | |
| DEEP ISOLATION 401(K) PLAN | — | — | — | |
Federal court records load when you reach this section.
6 companies are registered at 2001 ADDISON ST SUITE 300, BERKELEY — shared registered-office and agent addresses are common; a shared address alone does not link businesses.
Netstate aggregates public records from federal, state and municipal sources; records are matched to this company by its registered legal names. Latest source snapshot 2026-06-07. Document getpalm-companies/2749-8859-0123.