Yan Engines LLC

AUSTIN, TX · Founded 2015 · Energy · Private

Differential stroke-cycle piston engines

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Updated · yanengines.com

Sector
Energy
Headquarters
AUSTIN, TX
Founded
2015
Latest Form D
$1.3M, Nov 2017
Total capital
$1.4M
Federal grants
None on recordNo awards found in SBIR/STTR, NIH, NSF or DoD records.
Private capital raised
$1.3M
1 Form D · last Nov 2017
108 months since last filing
Federal contracts
$86K
1 award · Defense
Rank in Energy#193 of 998
Granted patents
None on recordNo USPTO grants. Applications publish after 18 months.

Capital timeline

20102011201220132014201520162017FEDERAL ↑EQUITY ↓Cumulative $1.4M$86K1st Form D$1.3M
2010201220142016FEDERAL ↑EQUITY ↓Cumulative $1.4M$86K1st Form D$1.3M

Latest events

  • Private capital raisedForm D · SEC · 1st filing$1.3M
  • Federal contractDefense · Phase I - Topic N093-162$86K

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.

Federal first

87months

from Yan Engines LLC’s first federal award to its first private round.

First federal award · Aug 2010
Defense · $86K
First Form D · Nov 2017
$1.3M · 1st Form D
Awards before first raise
1 award

An association in public records, not a cause or a prediction.

Founders and team

From SEC Form D filings
  • Declan ColemanDirectorNamed in SEC Form D filings
  • Hailuat YanExecutive Officer, DirectorNamed in SEC Form D filings
  • Miin Jeng YanDirectorNamed in SEC Form D filings

What it has protected

No granted patents are on record.

USPTO usually publishes applications 18 months after filing, so recent applications may not be visible yet. Patents assigned under a different entity name won’t match.

Checked: USPTO granted patents and published applications · Oct 23, 2026

Regulatory activity · Energy

Sector-level, not company-level

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 . SBIR and STTR awards through .