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TETRA DISCOVERY PARTNERS LLC

GRAND RAPIDS, MI · Founded 2010 · UNCERTAIN · Still private

HVAC system installation marketplace connecting homeowners with local installers

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Updated · tetra.com

Sector
UNCERTAIN
Headquarters
GRAND RAPIDS, MI
Founded
2010
Latest Form D
$279K, Aug 2014
Total capital
$13.6M
Federal grants
$12.7M
12 awards · 2015–2020
12× sector median 1 award
Private capital raised
$945K
2 Form D · last Aug 2014
147 months since last filing
Federal contracts
None on recordNo federal contract awards found.
Granted patents
2
5 pending · first 2021

Capital timeline

20132014201520162017201820192020FEDERAL ↑EQUITY ↓Cumulative $13.6M$1M$2.1M$991K$3.4M$987K$1.6M1st Form D$666K2nd Form D$279K
2013201520172019FEDERAL ↑EQUITY ↓Cumulative $13.6M$1M$2.1M$3.4M$1.6M2nd Form D$279K

Latest events

  • Federal grantHealth and Human S · Phase II · PDE4D PET Ligand$625K
  • Federal grantHealth and Human S · Phase II · Phosphodiesterase-4B (PDE4B) Inhibitors for Alzheimer's Disease$412K
  • Federal grantHealth and Human S · Phase II · Phosphodiesterase-4B (PDE4B) Inhibitors for Psychiatric Disease$982K
  • Federal grantHealth and Human S · Phase II · PDE4D PET Ligand$1.6M
  • Federal grantHealth and Human S · Phase II · BPN14770 Safety and Cognitive Effect in Young and Elderly Subjects$109K
  • Federal grantHealth and Human S · Phase II · Phosphodiesterase-4B (PDE4B) Inhibitors for Psychiatric Disease$987K
  • Federal grantHealth and Human S · Phase II · Phosphodiesterase-4B (PDE4B) Inhibitors for Alzheimer's Disease$3.4M
  • Private capital raisedForm D · SEC · 2nd filing$279K
  • Private capital raisedForm D · SEC · 1st filing$666K
Show 5 earlier federal awards
  • Federal grantHealth and Human S · Phase II · Phosphodiesterase-4B (PDE4B) Inhibitors for Psychiatric Disease$991K
  • Federal grantHealth and Human S · Phase II · BPN14770 Safety and Cognitive Effect in Young and Elderly Subjects$2.1M
  • Federal grantHealth and Human S · Phase II · PDE4B Inhibitors For Treating Major Depression$1M
  • Federal grantHealth and Human S · Phase I · PDE4D PET Ligand for Psychiatric Disease$346K
  • Federal grantHealth and Human S · Phase I · PDE4B Inhibitors for Treating Brain Injury$225K

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.

Founders and team

Researcher links verified by same-company patents and grants
  • Mark GurneyResearcherExecutive Officer, DirectorLinked by 2 patents · $12.7M in grants as PI
  • Donald ParfetDirectorNamed in SEC Form D filings
  • Douglas MortonDirectorNamed in SEC Form D filings
  • Joseph CollardDirectorNamed in SEC Form D filings
  • Lance StewartDirectorNamed in SEC Form D filings
  • Paul D'AmatoDirectorNamed in SEC Form D filings

What it has protected

USPTO · 2 granted of 7
Show all 7 patent records
  • PDE4D InhibitorsAug 31, 2021 · US 11,104,660Granted
  • Salts And Polymorphs Of A PDE4 InhibitorJun 8, 2021 · US 11,028,050Granted
  • PDE4D InhibitorsApplication PCTUS2020029427Pending
  • Aromatic Heterocycle Derivatives And Aromatic Carbocycle Derivatives Having PDE4D Inhibitory ActivityApplication 63648888Pending
  • Salts And Polymorphs Of A PDE4 InhibitorApplication PCTUS2020028616Pending
  • PDE4D InhibitorsApplication 62837297Pending
  • Salts And Polymorphs Of A PDE4 InhibitorApplication 62835867Pending

Recent research by its founders

  • Sexual Differentiation of Brain and Behavior in the Zebra Finch (Poephila guttata): a Cellular Analysis20260 cites
  • Associations of semaglutide with Alzheimer's disease-related dementias in patients with type 2 diabetes: A real-world target trial emulation study202523 cites
  • ROC Analysis of Biomarker Combinations in Fragile X Syndrome-Specific Clinical Trials: Evaluating Treatment Efficacy via Exploratory Biomarkers20251 cites

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 .