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WINDLIFT INC.

Durham, NC · Founded 2019 · Clean tech · Private

Floating platform and anchoring/mooring system for airborne wind energy systems in offshore environments

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Updated · windlift.com

Sector
Clean tech
Headquarters
Durham, NC
Founded
2019
Latest Form D
$175K, Dec 2025
Total capital
$21.9M
Federal grants
$698K
2 awards · 2017–2023
Rank in peer group#13 of 31
Private capital raised
$465K
5 Form D · last Dec 2025
10 months since last filing
Federal contracts
$20.7M
9 awards · Defense
Rank in Clean tech#2 of 914
Granted patents
2
3 pending · first 2024
Rank in peer group#3 of 31

Capital timeline

20092013201720212025FEDERAL ↑EQUITY ↓Cumulative $21.9M$968K$998K$748K$498K$6.2M$11.4M2nd Form D$75K4th Form D$115K5th Form D$175K
20092013201720212025FEDERAL ↑EQUITY ↓Cumulative $21.9M$968K$998K$6.2M$11.4M2nd Form D$75K5th Form D$175K

Latest events

  • Private capital raisedForm D · SEC · 5th filing$175K
  • Federal contractDefense · Scalable Homeland Innovative Enterprise Layered Defense (shield) Initial Order.$500
  • Federal contractDefense · Development Of An Airborne Power Generator System$11.4M
  • Federal grantEnergy · Phase I · Floating Platform for Cost-effective Airborne Wind Energy Offshore$200K
  • Federal contractDefense · The Purpose Of This Action Is To Award A Five (5) Month Small Business Innovative Research (SBIR) Phase I Contract Under The Army Futures Command Army Applications Lab SBIR Program$150K
  • Private capital raisedForm D · SEC · 4th filing$115K
  • Federal contractDefense · Small Business Innovation Research (SBIR) Phase III Effort For Development Of Prototype Portable Airborne Wind Energy (awe) System.$6.2M
  • Private capital raisedForm D · SEC · 3rd filing$50K
  • Private capital raisedForm D · SEC · 2nd filing$75K
  • Private capital raisedForm D · SEC · 1st filing$50K
Show 6 earlier federal awards
  • Federal grantDefense · Phase II · Man Portable Wind Energy System$498K
  • Federal contractDefense · SBIR Phase II Research And Development, Topic N153-129 This Requirement Is For Development Of The Man Portable Wind Energy System. The Windlift Man Portable Wind Energy System (mpwes) Will Produce 6 Kw Of Renewable Energy While Weighing Only 440 Lbs. The Renewable Energy Density (w/lb.) Will Be Approximately Seven Times Greater Than A State Of The Art Solar System, As Represented By The Greens System.$748K
  • Federal contractDefense · Igf::ot::igf Initial Progress$150K
  • Federal contractDefense · SBIR Phase II Research And Development For 'rapidly Deployable Trailer Mounted Airborne Wind Energy System'$998K
  • Federal contractDefense · SBIR Phase I Contract$100K
  • Federal contractDefense · Kite Engine Systems$968K

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

110months

from WINDLIFT INC.’s first federal award to its first private round.

First federal award · Sep 2009
Defense · $968K
First Form D · Nov 2018
$50K · 1st Form D
Awards before first raise
6 awards

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

Standing among 31 peers

Line = median

Clean tech · System

  • Federal grants#13 · top 42%
  • Granted patents#3 · top 10%

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

Researcher links verified by same-company patents and grants
  • Andy J. StoughResearcherExecutive Officer, DirectorLinked by 1 patent · $698K in grants as PI
  • Bence J. OliverExecutive OfficerNamed in SEC Form D filings
  • Frank J. SegalExecutive OfficerNamed in SEC Form D filings
  • Robert J CreightonExecutive Officer, DirectorNamed in SEC Form D filings

What it has protected

USPTO · 2 granted of 5
Show all 5 patent records

Related companies, and why

Regulatory activity · Clean tech

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 .