[Biomimetic Subsea Systems]

Underwater certainty where legacy sonar fails

Underwater certainty
where legacy sonar fails.

Xtreme Sonar builds whale inspired sonar systems for shallow, cluttered, and littoral waters where conventional sonar loses reliability.

[context]

The waters closest to shore ARE the hardest to see through. Legacy sonar was built for everywhere else. This is the problem we started with.

[CAPABILITY]

44

44

44

44

44

44

+

Acoustic experience

1

1

1

1

1

1

+

Deployable SYstems

5.0

5.0

5.0

5.0

5.0

5.0

NM

Detection distance

550

550

550

550

550

550

kHz

SensOR bandwith

[The problem]

Legacy sonar was built for a different era

Most acoustic sensing in operational use was designed for deep open water, large platforms, and Cold War-era assumptions. Modern missions have moved into shallow, reflective, cluttered, and platform-constrained environments. The mismatch is architectural.

Most acoustic sensing in operational use was designed for deep open water, large platforms, and Cold War-era assumptions. Modern missions have moved into shallow, reflective, cluttered, and platform-constrained environments. The mismatch is architectural.

[001]

Shifting

terrain

Modern maritime missions increasingly operate in shallow, contested near-shore environments. Legacy system design treated these as secondary.

[001]

Shifting

terrain

Modern maritime missions increasingly operate in shallow, contested near-shore environments. Legacy system design treated these as secondary.

[001]

Shifting

terrain

Modern maritime missions increasingly operate in shallow, contested near-shore environments. Legacy system design treated these as secondary.

[002]

Smaller

platforms

UUVs and USVs demand compact, lightweight sensing with lower power requirements. Legacy sonar was built around larger platform assumptions.

[002]

Smaller

platforms

UUVs and USVs demand compact, lightweight sensing with lower power requirements. Legacy sonar was built around larger platform assumptions.

[002]

Smaller

platforms

UUVs and USVs demand compact, lightweight sensing with lower power requirements. Legacy sonar was built around larger platform assumptions.

[003]

Real

consequences

In shallow, cluttered water, sonar uncertainty is not a technical footnote. It is a direct mission liability with real operational, security, and strategic cost.

[003]

Real

consequences

In shallow, cluttered water, sonar uncertainty is not a technical footnote. It is a direct mission liability with real operational, security, and strategic cost.

[003]

Real

consequences

In shallow, cluttered water, sonar uncertainty is not a technical footnote. It is a direct mission liability with real operational, security, and strategic cost.

[004]

Structural

mismatch

This is not simply a performance problem. It is an architectural mismatch between where sensing is needed and how it was designed to work.

[004]

Structural

mismatch

This is not simply a performance problem. It is an architectural mismatch between where sensing is needed and how it was designed to work.

[004]

Structural

mismatch

This is not simply a performance problem. It is an architectural mismatch between where sensing is needed and how it was designed to work.

XTREME's EDGE

WE BUILT WHAT COMES NEXT

THE MISSION HAS changed

[the difference]

Not a retrofit. A rethink.

Not a retrofit. A rethink.

Xtreme Sonar is not miniaturizing conventional sonar. It is building from a different sensing logic - grounded in biology, optimized for the environments where legacy architecture fails most predictably.

Xtreme Sonar is not miniaturizing conventional sonar. It is building from a different sensing logic - grounded in biology, optimized for the environments where legacy architecture fails most predictably.

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

    BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

[UNIQUE ARCHITECTURE]

NATURE SOLVED IT FIRST

Sperm whales use broadband impulsive sound to operate in complex acoustic conditions. Extreme Sonar translates that logic into engineered hardware.

[ALL ENVIRONMENTS]

FROM LITTORAL TO DEEP

Built for the near-shore environments where legacy sonar struggles, with architecture that extends into deeper-water deployment profiles.

[ANY PLATFORM]

MODULAR BY DESIGN

Engineered for UUVs, USVs, fixed installations, and distributed sensor networks. One sensing architecture, configured for each deployment context.

[FIELD PROVEN]

MANUFACTURED TO SCALE

Standard components. Repeatable manufacturing. Ready when the mission scales.

[Core sensing platform]

WHEN THE MISSION changed, The architecture did too.

Xtreme Sonar builds the acoustic sensing layer for maritime systems operating in difficult water. A sensing core spanning source, receiver, driver, and protection layers for defense, infrastructure, and research applications.

X-Pulse generates. X-Sense receives. X-Power drives. X-Veil protects.

Xtreme Sonar builds the acoustic sensing layer for maritime systems operating in difficult water. A sensing core spanning source, receiver, driver, and protection layers for defense, infrastructure, and research applications.

X-Pulse generates. X-Sense receives. X-Power drives. X-Veil protects.

[Impulsive Source]

X-PULSE TransMitter

A new category of sonar that unlocks a different waveform to better detect small and stealthy objects

OBJECT DETECTION

Mine Hunting

SWARM COORDINATION

SITUATIONAL AWARENESS

Counter UUV

[Wideband Blade Sensor Receiver]

X-Sense RECEIVER

A highly sensitive, wideband, directional receiver that detects across the full acoustic spectrum.

SURVEILLANCE

MINE DETECTION

PIPELINE MONITORING

PIPELINE/Cable MONITORING

SEARCH & RESCUE

Port Security

Submarine Dectection

[Class-E High Power Amplifier]

X-Power AMPLIFIER

71% more efficient than conventional designs. More power into the water, less lost as heat.

Active Homing

Acoustic Countermeasure

Search Sonar

ANTI-submarine warfare

Spatial coverage

[ANTIFOULING SYSTEM]

X-VEIL BARRIER

Acoustic signal-based antifouling represents a first-of-its-kind solution that actively deters biofouling without coatings, chemicals, hydrodynamic drag penalties, or scheduled cleaning dependency.

Hull protection

Antifouling

Submarines

Ships

Eco-friendly

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

    BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

designed for
modern maritime missionS

designed for
modern maritime
missionS

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

[APPLICATIONS]

Underwater blind spots are not a technical footnote. They are an operational cost.

Same architecture.
Different use case.

[001]

Defense & maritime security

Shallow, contested, and cluttered environments define modern maritime security today. Precisely the conditions where legacy sonar is least effective and most needed.

Littoral ops

Surf zone

Harbor protection

ISR

[001]

Defense & maritime security

Shallow, contested, and cluttered environments define modern maritime security today. Precisely the conditions where legacy sonar is least effective and most needed.

Littoral ops

Surf zone

Harbor protection

ISR

[002]

Critical infrastructure

High-consequence assets sit in water that is hard to observe and costly to lose. Compact, deployable sensing that does not require legacy platform or infrastructure.

Subsea monitoring

Pipeline

Cable protection

Asset security

[002]

Critical infrastructure

High-consequence assets sit in water that is hard to observe and costly to lose. Compact, deployable sensing that does not require legacy platform or infrastructure.

Subsea monitoring

Pipeline

Cable protection

Asset security

[003]

Ports and harbors

Ports operate in the shallow, turbid, and operationally dense conditions where conventional sonar blind spots are largest. The problem is structural, not incidental.

Intrusion detection

Shallow water

Dense operations

Fixed deployment

[003]

Ports and harbors

Ports operate in the shallow, turbid, and operationally dense conditions where conventional sonar blind spots are largest. The problem is structural, not incidental.

Intrusion detection

Shallow water

Dense operations

Fixed deployment

[004]

Offshore energy

Modular sensing for offshore installations and subsea infrastructure protection. Configures to the platform rather than requiring a dedicated purpose-built system.

Asset protection

AUV-compatible

Platform-mounted

Subsea

[004]

Offshore energy

Modular sensing for offshore installations and subsea infrastructure protection. Configures to the platform rather than requiring a dedicated purpose-built system.

Asset protection

AUV-compatible

Platform-mounted

Subsea

[005]

Ocean research

A sensing architecture with biological roots applied as a scientific instrument. Broadband observation for marine science, species monitoring, and environmental study.

observation

Species monitoring

Environmental study

[005]

Ocean research

A sensing architecture with biological roots applied as a scientific instrument. Broadband observation for marine science, species monitoring, and environmental study.

observation

Species monitoring

Environmental study

[PROGRAM + ECOSYSTEM CREDIBILITY]

Built from inside the category.

Extreme Sonar was founded from direct experience designing, specifying, and delivering sonar systems for U.S. Navy programs. The core electronics behind the architecture have been refined for more than 30 years and are now applied to a different sensing logic.


This is not a market thesis from the outside. It is a redesign from inside the category.

Extreme Sonar was founded from direct experience designing, specifying, and delivering sonar systems for U.S. Navy programs. The core electronics behind the architecture have been refined for more than 30 years and are now applied to a different sensing logic.


This is not a market thesis from the outside. It is a redesign from inside the category.

Extreme Sonar was founded from direct experience designing, specifying, and delivering sonar systems for U.S. Navy programs. The core electronics behind the architecture have been refined for more than 30 years and are now applied to a different sensing logic.


This is not a market thesis from the outside. It is a redesign from inside the category.

Kimberly King
Allan Sassler
Joshua Martin
Dan Gisselquist
Andrew Sheridan
Man Wearing Glasses

Navy SBIR

U.S. military program validation + engagement

Coffee Pack

Naval Sea Systems Command

Selected for technology development

Bottle

Mass Challenge

Defense and deep tech accelerator portfolio

Bottle

naval x

Engaged with Navy's flagship innovation program

[FAQ]

FREQUENTLY ASKED
QUESTIONS

YOUR
QUESTIONS
ANSWERED

What does Extreme Sonar do?

What makes your approach different?

What environments are your systems built for?

What platforms do you support?

Can your systems be integrated into smaller unmanned platforms?

[FAQ]

FREQUENTLY ASKED
QUESTIONS

What does Extreme Sonar do?

What makes your approach different?

What environments are your systems built for?

What platforms do you support?

Can your systems be integrated into smaller unmanned platforms?

[CONTACT US]

Ready to discuss your
sensing requirements?

Ready to discuss your sensing requirements?

We work with defense programs, systems integrators, infrastructure operators, and research institutions. If you are evaluating underwater sensing for difficult environments, we want to hear from you.

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

[Biomimetic Subsea Systems]

Underwater certainty where legacy sonar fails

Underwater certainty
where legacy sonar fails.

Xtreme Sonar builds whale inspired sonar systems for shallow, cluttered, and littoral waters where conventional sonar loses reliability.

[context]

The waters closest to shore ARE the hardest to see through. Legacy sonar was built for everywhere else. This is the problem we started with.

[CAPABILITY]

44

44

44

44

44

44

+

Acoustic experience

1

1

1

1

1

1

+

Deployable SYstems

5.0

5.0

5.0

5.0

5.0

5.0

NM

Detection distance

550

550

550

550

550

550

kHz

SensOR bandwith

[The problem]

Legacy sonar was built for a different era

Most acoustic sensing in operational use was designed for deep open water, large platforms, and Cold War-era assumptions. Modern missions have moved into shallow, reflective, cluttered, and platform-constrained environments. The mismatch is architectural.

Most acoustic sensing in operational use was designed for deep open water, large platforms, and Cold War-era assumptions. Modern missions have moved into shallow, reflective, cluttered, and platform-constrained environments. The mismatch is architectural.

[001]

Shifting

terrain

Modern maritime missions increasingly operate in shallow, contested near-shore environments. Legacy system design treated these as secondary.

[001]

Shifting

terrain

Modern maritime missions increasingly operate in shallow, contested near-shore environments. Legacy system design treated these as secondary.

[001]

Shifting

terrain

Modern maritime missions increasingly operate in shallow, contested near-shore environments. Legacy system design treated these as secondary.

[002]

Smaller

platforms

UUVs and USVs demand compact, lightweight sensing with lower power requirements. Legacy sonar was built around larger platform assumptions.

[002]

Smaller

platforms

UUVs and USVs demand compact, lightweight sensing with lower power requirements. Legacy sonar was built around larger platform assumptions.

[002]

Smaller

platforms

UUVs and USVs demand compact, lightweight sensing with lower power requirements. Legacy sonar was built around larger platform assumptions.

[003]

Real

consequences

In shallow, cluttered water, sonar uncertainty is not a technical footnote. It is a direct mission liability with real operational, security, and strategic cost.

[003]

Real

consequences

In shallow, cluttered water, sonar uncertainty is not a technical footnote. It is a direct mission liability with real operational, security, and strategic cost.

[003]

Real

consequences

In shallow, cluttered water, sonar uncertainty is not a technical footnote. It is a direct mission liability with real operational, security, and strategic cost.

[004]

Structural

mismatch

This is not simply a performance problem. It is an architectural mismatch between where sensing is needed and how it was designed to work.

[004]

Structural

mismatch

This is not simply a performance problem. It is an architectural mismatch between where sensing is needed and how it was designed to work.

[004]

Structural

mismatch

This is not simply a performance problem. It is an architectural mismatch between where sensing is needed and how it was designed to work.

XTREME's EDGE

WE BUILT WHAT COMES NEXT

THE MISSION HAS changed

[the difference]

Not a retrofit. A rethink.

Not a retrofit. A rethink.

Xtreme Sonar is not miniaturizing conventional sonar. It is building from a different sensing logic - grounded in biology, optimized for the environments where legacy architecture fails most predictably.

Xtreme Sonar is not miniaturizing conventional sonar. It is building from a different sensing logic - grounded in biology, optimized for the environments where legacy architecture fails most predictably.

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

    BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

[UNIQUE ARCHITECTURE]

NATURE SOLVED IT FIRST

Sperm whales use broadband impulsive sound to operate in complex acoustic conditions. Extreme Sonar translates that logic into engineered hardware.

[ALL ENVIRONMENTS]

FROM LITTORAL TO DEEP

Built for the near-shore environments where legacy sonar struggles, with architecture that extends into deeper-water deployment profiles.

[ANY PLATFORM]

MODULAR BY DESIGN

Engineered for UUVs, USVs, fixed installations, and distributed sensor networks. One sensing architecture, configured for each deployment context.

[FIELD PROVEN]

MANUFACTURED TO SCALE

Standard components. Repeatable manufacturing. Ready when the mission scales.

[Core sensing platform]

WHEN THE MISSION changed, The architecture did too.

Xtreme Sonar builds the acoustic sensing layer for maritime systems operating in difficult water. A sensing core spanning source, receiver, driver, and protection layers for defense, infrastructure, and research applications.

X-Pulse generates. X-Sense receives. X-Power drives. X-Veil protects.

Xtreme Sonar builds the acoustic sensing layer for maritime systems operating in difficult water. A sensing core spanning source, receiver, driver, and protection layers for defense, infrastructure, and research applications.

X-Pulse generates. X-Sense receives. X-Power drives. X-Veil protects.

[Impulsive Source]

X-PULSE TransMitter

A new category of sonar that unlocks a different waveform to better detect small and stealthy objects

OBJECT DETECTION

Mine Hunting

SWARM COORDINATION

SITUATIONAL AWARENESS

Counter UUV

[Wideband Blade Sensor Receiver]

X-Sense RECEIVER

A highly sensitive, wideband, directional receiver that detects across the full acoustic spectrum.

SURVEILLANCE

MINE DETECTION

PIPELINE MONITORING

PIPELINE/Cable MONITORING

SEARCH & RESCUE

Port Security

Submarine Dectection

[Class-E High Power Amplifier]

X-Power AMPLIFIER

71% more efficient than conventional designs. More power into the water, less lost as heat.

Active Homing

Acoustic Countermeasure

Search Sonar

ANTI-submarine warfare

Spatial coverage

[ANTIFOULING SYSTEM]

X-VEIL BARRIER

Acoustic signal-based antifouling represents a first-of-its-kind solution that actively deters biofouling without coatings, chemicals, hydrodynamic drag penalties, or scheduled cleaning dependency.

Hull protection

Antifouling

Submarines

Ships

Eco-friendly

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

    BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

designed for
modern maritime missionS

designed for
modern maritime
missionS

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND

[APPLICATIONS]

Underwater blind spots are not a technical footnote. They are an operational cost.

Same architecture.
Different use case.

[001]

Defense & maritime security

Shallow, contested, and cluttered environments define modern maritime security today. Precisely the conditions where legacy sonar is least effective and most needed.

Littoral ops

Surf zone

Harbor protection

ISR

[001]

Defense & maritime security

Shallow, contested, and cluttered environments define modern maritime security today. Precisely the conditions where legacy sonar is least effective and most needed.

Littoral ops

Surf zone

Harbor protection

ISR

[002]

Critical infrastructure

High-consequence assets sit in water that is hard to observe and costly to lose. Compact, deployable sensing that does not require legacy platform or infrastructure.

Subsea monitoring

Pipeline

Cable protection

Asset security

[002]

Critical infrastructure

High-consequence assets sit in water that is hard to observe and costly to lose. Compact, deployable sensing that does not require legacy platform or infrastructure.

Subsea monitoring

Pipeline

Cable protection

Asset security

[003]

Ports and harbors

Ports operate in the shallow, turbid, and operationally dense conditions where conventional sonar blind spots are largest. The problem is structural, not incidental.

Intrusion detection

Shallow water

Dense operations

Fixed deployment

[003]

Ports and harbors

Ports operate in the shallow, turbid, and operationally dense conditions where conventional sonar blind spots are largest. The problem is structural, not incidental.

Intrusion detection

Shallow water

Dense operations

Fixed deployment

[004]

Offshore energy

Modular sensing for offshore installations and subsea infrastructure protection. Configures to the platform rather than requiring a dedicated purpose-built system.

Asset protection

AUV-compatible

Platform-mounted

Subsea

[004]

Offshore energy

Modular sensing for offshore installations and subsea infrastructure protection. Configures to the platform rather than requiring a dedicated purpose-built system.

Asset protection

AUV-compatible

Platform-mounted

Subsea

[005]

Ocean research

A sensing architecture with biological roots applied as a scientific instrument. Broadband observation for marine science, species monitoring, and environmental study.

observation

Species monitoring

Environmental study

[005]

Ocean research

A sensing architecture with biological roots applied as a scientific instrument. Broadband observation for marine science, species monitoring, and environmental study.

observation

Species monitoring

Environmental study

[PROGRAM + ECOSYSTEM CREDIBILITY]

Built from inside the category.

Extreme Sonar was founded from direct experience designing, specifying, and delivering sonar systems for U.S. Navy programs. The core electronics behind the architecture have been refined for more than 30 years and are now applied to a different sensing logic.


This is not a market thesis from the outside. It is a redesign from inside the category.

Extreme Sonar was founded from direct experience designing, specifying, and delivering sonar systems for U.S. Navy programs. The core electronics behind the architecture have been refined for more than 30 years and are now applied to a different sensing logic.


This is not a market thesis from the outside. It is a redesign from inside the category.

Extreme Sonar was founded from direct experience designing, specifying, and delivering sonar systems for U.S. Navy programs. The core electronics behind the architecture have been refined for more than 30 years and are now applied to a different sensing logic.


This is not a market thesis from the outside. It is a redesign from inside the category.

Kimberly King
Allan Sassler
Joshua Martin
Dan Gisselquist
Andrew Sheridan
Man Wearing Glasses

Navy SBIR

U.S. military program validation + engagement

Coffee Pack

Naval Sea Systems Command

Selected for technology development

Bottle

Mass Challenge

Defense and deep tech accelerator portfolio

Bottle

naval x

Engaged with Navy's flagship innovation program

[FAQ]

FREQUENTLY ASKED
QUESTIONS

YOUR
QUESTIONS
ANSWERED

What does Extreme Sonar do?

What makes your approach different?

What environments are your systems built for?

What platforms do you support?

Can your systems be integrated into smaller unmanned platforms?

[FAQ]

FREQUENTLY ASKED
QUESTIONS

What does Extreme Sonar do?

What makes your approach different?

What environments are your systems built for?

What platforms do you support?

Can your systems be integrated into smaller unmanned platforms?

[CONTACT US]

Ready to discuss your
sensing requirements?

Ready to discuss your sensing requirements?

We work with defense programs, systems integrators, infrastructure operators, and research institutions. If you are evaluating underwater sensing for difficult environments, we want to hear from you.

  • BIOMIMETIC SENSING FOR THE ENVIRONMENTS LEGACY SONAR LEAVES BEHIND