TDVIB LLC

Boone, IA · Materials · Private

Acid-free dissolution recycling (ADR) process and equipment for recovering rare-earth elements from e-waste and end-of-life materials

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Updated Oct 23, 2026 · tdvib.com

Sector: Materials
Headquarters: Boone, IA
Total capital: $2.2M

Federal grants: $2.2M; 2 awards · 2021–2023; Rank in peer group#9 of 108
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: None on recordNo federal contract awards found.
Granted patents: 0; 1 pending

Capital timeline

Latest events

Aug 2023Federal grantEnergy · Phase II · Value Recovery of Rare Earth and Other Critical Elements from Waste Materials and Electronic Devices$1.1M
Aug 2021Federal grantEnergy · Phase II · Value Recovery of Rare Earth and Other Critical Elements from Waste Materials and Electronic Devices$1.1M

Node area is scaled to amount. Form D reports securities sold, which can differ from an announced round; filings are numbered in the order they were made.

Standing among 108 peers

Line = median

Materials · System

Federal grants#9 · top 8%

Cumulative measures favor older companies. Rankings describe position today, not outcome. Below the median, ranks show as a band rather than a number.

Founders and team

No founders are linked to this company yet.

Founders appear once a person is matched to the company through its own patents, grants or filings. We never infer people from social profiles.

Checked: USPTO inventors; federal award principal investigators; SEC Form D related persons · Oct 23, 2026

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What it has protected

USPTO · 0 granted of 1

Jan 29, 2015PendingSingle Crystalline Microstructures And Methods And Devices Related TheretoUSPTOApplication 14384609

Century, Inc.Similar federal contract value in Materials · null in contracts
INNOVATIVE WELD SOLUTIONS L.L.CSimilar federal contract value in Materials · null in contracts
BLUESHIFT OPTICS LLCSimilar federal contract value in Materials · null in contracts
KTM RESEARCH LLCSimilar federal contract value in Materials · null in contracts
AceLab, Inc.Similar federal contract value in Materials · null in contracts
POLYKALA TECHNOLOGIES LLCSimilar federal contract value in Materials · null in contracts

Regulatory activity · Materials

Sector-level, not company-level

24 Apr 2026Eliminating Regulations Establishing Fellowships in Laboratory Standardization and Testing for Foreign CitizensNational Institute of Standards and Technology
19 Feb 2026Eliminating Obsolete Marking Requirements for Toy, Look-Alike, and Imitation FirearmsNational Institute of Standards and Technology
19 Feb 2026Eliminating Obsolete Regulations Related to the Advanced Technology Program and the Technology Innovation ProgramNational Institute of Standards and Technology

Rules are matched to sector, not to company. Recent activity in a sector is context rather than a signal about this business — until rules are matched to what a company actually builds, the section is shown as context and nothing more.

Sources

Federal grants from SBIR/STTR, NIH, NSF and DoD records. Federal contracts from USAspending.gov. Private capital from SEC Form D. Patents from USPTO. Publications from OpenAlex. Regulatory activity from the Federal Register. Press matched on company name.

How to read this page

Figures show associations in public records, not causes or predictions. Nothing here is investment advice. An em-dash means no record was found under this company's name, not that none exists.

Data freshness

SEC Form D filings through Oct 23, 2026. SBIR and STTR awards through Oct 21, 2026.