HARP ENGINEERING LLC

Ann Arbor, MI · Materials · Private

Nanoscale Z-pin reinforced composite materials with enhanced interlaminar strength and toughness

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Updated Oct 23, 2026 · harpengineering.com

Sector: Materials
Headquarters: Ann Arbor, MI
Total capital: $4.9M

Federal grants: $1.9M; 5 awards · 2016–2020; Rank in peer group#20 of 141
Private capital raised: None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
Federal contracts: $3M; 11 awards · Defense, NASA; Rank in Materials#106 of 1258
Granted patents: None on recordNo USPTO grants. Applications publish after 18 months.

Capital timeline

Latest events

Sep 2020Federal grantDefense · Phase II · Innovations in Designing Damage Tolerant Rotorcraft Components by Interface Tailoring$500K
May 2019Federal contractDefense · Progress Report Igf::ot::igf$240K
Jun 2017Federal grantNASA · Phase I · Low Cost Resin for Self-Healing High Temperature Fiber Reinforced Polymer Matrix Composites$124K
Aug 2016Federal grantHealth and Human S · Phase I · High Energy Density Polymer Film Capacitors for ICDs$150K
Jul 2016Federal grantHealth and Human S · Phase I · High Energy Density Polymer Film Capacitors for ICDs$150K
Jun 2016Federal grantDefense · Phase II · High Voltage Pulse Forming Network (PFN) Capacitor$1M
May 2016Federal contractDefense · Progress Report Igf::ot::igf"$80K

Show 9 earlier federal awards

Sep 2014Federal contractDefense · Operationally Durable Aircrafttechnology; Harp Engineering, Llc Task Order 02$215K
Aug 2014Federal contractDefense · Enhancement Technique For Composites (zno Enhancement) SBIR Phase III$81K
Jun 2014Federal contractDefense · Igf::ot::igf Army Phase I SBIR$150K
Apr 2014Federal contractNASA · Igf::ot::igf NASA Requires Instrumentation Technologies That Can Be Applied To Measure Flow Under Extreme Temperatures Where Traditional Sensing Methodologies Cannot Be Used. The Proposed Phase II SBIR Research Effort Will Seek To Create Wall Shear Sensors That Can Be Applied To Measure Signals At Temperatures In Excess Of 1,100.$750K
May 2013Federal contractNASA · Igf::ot::igf NASA Requires New Instrumentation Technologies That Can Be Applied To Measure Dynamic Quantities Such As Acceleration And Flow Velocity Under Extreme Temperatures Where Traditional Sensing Methodologies Cannot Be Applied. The Proposed Phase I SBIR Research Effort Will Seek To Create Accelerometers And Flow Sensors That Can Be Applied To Measure Signals At Temperatures In Excess Of 900F. In Order To Accomplished This Proposed Task We Will Develop New Sensor Modalities Built On Verti$125K
Jun 2011Federal contractDefense · SBIR Phase II Topic N093-171$749K
Jun 2011Federal contractDefense · "ultra High Energy Density Piezoelectric Nanocomposites For Lightweight Power Harvesting Microsystems"$346K
Feb 2010Federal contractDefense · Darpa SBIR Phase I$99K
Jan 2010Federal contractDefense · SBIR Topic N093-171$150K

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 141 peers

Line = median

Materials · Material

Federal grants#20 · top 14%

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

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

CERMETECH LLCSimilar federal contract value in Materials · $3.2M in contracts
Shear Form IncSimilar federal contract value in Materials · $3.2M in contracts
POLYMERPLUS LLCSimilar federal contract value in Materials · $3M in contracts
Psylotech, Inc.Similar federal contract value in Materials · $3M in contracts
PHOENIX ANALYSIS & DESIGN TECHNOLOGIES INCSimilar federal contract value in Materials · $3M in contracts
PHOSPHORTECH CORPORATIONSimilar federal contract value in Materials · $2.8M 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.