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TIBARAY, INC.

Sunnyvale, CA · Defense · Private

Non-destructive cavity-based beam monitor for particle accelerators using perturbed azimuthal symmetry to measure beam intensity, position, size, and emittance

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Updated · tibaray.com

Sector
Defense
Headquarters
Sunnyvale, CA
Latest Form D
$1.3M, May 2025
Total capital
$9.5M
Federal grants
$3.4M
6 awards · 2017–2021
Rank in peer group#121 of 164
Private capital raised
$1.3M
1 Form D · last May 2025
17 months since last filing
Federal contracts
$4.8M
3 awards · Energy, Health and Human S
Rank in Defense#534 of 1442
Granted patents
4
13 pending · first 2021
Rank in peer group#40 of 164

Capital timeline

20172019202120232025FEDERAL ↑EQUITY ↓Cumulative $9.5M$1.0M$1M$493K$502K$2.4M$2M1st Form D$1.3M
20172019202120232025FEDERAL ↑EQUITY ↓Cumulative $9.5M$1.0M$1M$2.4M$2M1st Form D$1.3M

Latest events

  • Private capital raisedForm D · SEC · 1st filing$1.3M
  • Federal contractHealth and Human S · FY24 SBIR Phase II Topic No. 434 Project Title: Ultra-raid Rf-based Beam Monitor For Real-time Flash Beam Control$2M
  • Federal contractHealth and Human S · Topic 434: Ultra-fast Dose Rate (flash) Radiation Detectors And Safety Systems$400K
  • Federal contractEnergy · SBIR Phase III - Novel Low-cost Medical Accelerator Designs For Use In Challenging Environments$2.4M
  • Federal grantHealth and Human S · Phase II · Practical Implementation of an Ultra-rapid FLASH Radiation Therapy Linac Beamline$502K
  • Federal grantHealth and Human S · Phase II · Practical Implementation of an Ultra-rapid FLASH Radiation Therapy Linac Beamline$493K
  • Federal grantEnergy · Phase II · Multi-Moded Multi-Frequency Fast Single Bunch Beam Diagnostic Instrument$1M
Show 3 earlier federal awards
  • Federal grantHealth and Human S · Phase II · Practical Implementation of an Ultra-rapid FLASH Radiation Therapy Linac Beamline$1.0M
  • Federal grantEnergy · Phase I · Multi-moded Multi-frequency Fast Single Bunch Beam Diagnostic Instrument$149K
  • Federal grantHealth and Human S · Phase I · PHASER – Pluridirectional High-energy Agile Scanning Electronic Radiotherapy$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.

Federal first

98months

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

First federal award · Mar 2017
Health and Human S · $225K
First Form D · May 2025
$1.3M · 1st Form D
Awards before first raise
9 awards

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

Standing among 164 peers

Line = median

Defense · Device

  • Federal grantsBelow median
  • Granted patents#40 · top 24%

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

From SEC Form D filings
  • Bill Carol LooDirectorNamed in SEC Form D filings
  • Cecilia Carol MontalvoExecutive Officer, DirectorNamed in SEC Form D filings
  • James Q. VetterDirectorNamed in SEC Form D filings
  • Laird Q. CaganDirectorNamed in SEC Form D filings
  • Peter Carol MaximDirectorNamed in SEC Form D filings
  • Sami Carol TantawaiDirectorNamed in SEC Form D filings

What it has protected

USPTO · 4 granted of 17
Show all 17 patent records
  • High-Efficiency Distributed-Coupling Linear Accelerator DesignSep 29, 2026 · US 12,750,941Granted
  • Beam Monitor and Methods of UseApr 30, 2026 · Application 19373251Pending
  • Beam Monitor and Methods of UseNov 25, 2025 · US 12,481,076Granted
  • High-Efficiency Distributed-Coupling Linear Accelerator DesignNov 23, 2023 · Application 18123893Pending
  • Compact High Power Radio Frequency Polarizer GroupOct 19, 2023 · Application 18109155Pending
  • Electron PhotoinjectorJan 24, 2023 · US 11,562,874Granted
  • Electron PhotoinjectorJun 8, 2021 · US 11,031,206Granted
  • High-Efficiency Distributed-Coupling Linear Accelerator DesignApplication 63344322Pending
  • Compact High Power Radio Frequency Polarizer GroupApplication 63330678Pending
  • Electron PhotoinjectorApplication PCTUS2018032567Pending
  • Electron PhotoinjectorApplication 62506382Pending
  • High-Capacity Adaptive Therapy With Extended Treatment Volume Using Mobile RobotsApplication 63697301Pending
  • High-capacity Adaptive Therapy With Extended Treatment Volume Using Mobile RobotsApplication PCTUS2025047226Pending
  • Beam Monitor And Methods Of UseApplication PCTUS2023023620Pending
  • High-efficiency Distributed-coupling Linear Accelerator DesignApplication PCTUS2023015697Pending
  • Compact High Power Radio Frequency Polarizer GroupApplication PCTUS2023012941Pending
  • Beam Monitor and Methods of UseApplication 63392015Pending

Related companies, and why

Regulatory activity · Defense

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 .