Partner LINKS

Looking for solid sources and contacts? 

Whether you are buying or selling….

ALTI Partners 

are your best bet!

The ALTI Partner Links page connects you to all our Corporate Members at the click of a mouse.

Support the businesses that support YOUR ASSOCIATION!

Corporate Partners:  Send us your logo and your URL to: We’ll list your company here ABSOLUTELY FREE with your membership.


Audio Precision is the recognized standard in audio test.


Explore the world of ferrotec solutions

Ferrotec provides customers with advanced technology solutions that make their products work better, more precisely, and more reliably.


G.R.A.S. Microphones video G.R.A.S. micorphone HALT testing


HEAD acoustics offers unique solutions for modern audio and communication technology challenges. For 30+ years, HEAD acoustics has been receiving global accolades for its expertise and its pioneering role in the development of hardware and software for measuring, analyzing, and optimizing speech and audio quality. If your products lay at the intersection of voice and audio, then please get in touch to hear how we can help.

Sound. Voice. Passion.

Follow us on: LinkedIn | Twitter | YouTube




Ole Wolff Electronics. Manufacturer of electroacoustic and magnetic components such as loudspeakers, microphones recievers, inductors and transformers



Sustaining Member

Scan-Speak is renowned for its commitment to quality which allows us to maintain our position as the premier choice for state-of-the art high-end transducers. Our products are sold worldwide to the High-End Audio, Automotive Aftermarket and D.I.Y. markets via a well-established network of distributors and directly to a number of OEM/ODM customers which are well-recognized top-tier brands.


Established in 1965, Stetron has a demonstrated expertise in optimizing engineered components including microphones (ECM’s), dynamic receivers and loudspeakers. We utilize Asian based manufacturing combined with our North American engineering to create technically advanced products at competitive prices. We strive to provide the highest level of customer and technical support in the industry. We work with customers to fully understand their audio requirements and help them design solutions that meet their requirementsStetron maintains a full anechoic chamber and uses sophisticated software to measure a number of parameters including:  THD, Life and load testing, Thiele Small Parameters, Impedance and Environmental. Our strong technical experience and ability to provide data you can trust completes the Stetron experience. Stetron maintains a global presence with offices in Toronto Canada, Buffalo, NY, Taipei Taiwan, Ningbo and Foshan China.


Warkwyn is an acoustic R&D company that helps our customers develop superior transducers and loudspeaker systems for the professional and consumer marketplaces. We operate the most sophisticated independent acoustic measurement lab in North America and offer Klippel analysis for transducers and systems developed in-house and elsewhere. We are comfortable working alongside your existing development team or as the sole developer. Either way, Warkwyn will help your products be more competitive and cost effective.

Commer-cial Adhesive and Dispensing Products

Hernon Manufacturing, Inc. creates custom adhesives for companies across the globe.




Community Professional Loudspeakers is an American manufacturer of loudspeakers and sound reinforcement equipment. The company has been located in the Philadelphia area since its inception in 1968, and has occupied its present location in Chester, Pennsylvania since 1981.

The Leader in guitar speakers, bass speakers, and pro audio loudspeakers. Great upgrades for JBL, Celestion, Jensen, and Fane

Consulting Services

We are a market leader and global provider of advanced micro-acoustic, audio-processing, and precision device solutions, serving the mobile consumer electronics, communications, medical, military, aerospace, and industrial markets. 

Listen is a world leader in audio and electroacoustic test and measurement. Founded in 1995, when its flagship product, SoundCheck® was launched, the company has pioneered electroacoustic measurement techniques for 20 years and sets the standard in the marketplace with powerful and innovative test methods and algorithms, fast and flexible testing, and excellent service and customer support.

NTi Audio AG is a manufacturer of test and measurement instruments for acoustics, audio and vibration applications

PCB® is a leading global supplier of lab grade sound and vibration sensors for product design and high quality live and studio recordings

Whether communicating with a riding partner or rockin’ to their favorite tunes, your customers demand the very best in audio performance. Our integrated approach to component design involves painstaking attention to detail throughout the audio system. Every aspect of our designs are optimized so your customer has a seamless experience with their vehicle.


Affiliate Association


Affiliate Assoc.


Apple Inc. is an American multinational technology company headquartered in Cupertino, California, that designs, develops, and sells consumer electronics, computer software, and online services. It is considered one of the Big Four of technology along with Amazon, Google and Facebook.

Professional Loudspeakers and Compression Drivers. Sustaining Member

Founded in 1924, Celestion has grown to become one of the world’s largest and most innovative manufacturers of loudspeakers. Responsible for the first ever dedicated guitar speaker, Celestion drivers have become the ‘voice of rock & roll’, delivering many of the most memorable performances by guitarists including Jimi Hendrix and Slash through to the current crop of high-octane shredders. Our innovation in LF and compression drivers places Celestion at the heart of the professional sound reinforcement industry, relied upon by many of the world’s leading manufacturers to deliver the sound of a great show.


COMSOL Multiphysics®  is a software for simulating designs, devices, and processes in all fields of engineering, manufacturing, and scientific research. Engineers use COMSOL Multiphysics to simulate acoustics and vibrations for products such as loudspeakers, microphones, mufflers, transducers, sensors, sonars, flow meters, and more.

Charter Sustaining Member

One of the largest United States manufacturers of speaker cone assemblies (diaphragm), paperboard gasket, dustcaps and spiders, Loudspeaker Components, L.L.C. is located in Lancaster Wisconsin.

Sustaining Member

Built from the foundation of a company with decades of manufacturing experience and partnered with an engineering group touted for their revolutionary designs

Sustaining Member

Since the invention of the moving coil speaker, the cone diaphragm has dominated the way speakers produce sound.

Tectonic Audio Labs uses bending wave modes to produce sound vibrations through its patented Distributed Mode Loudspeaker (DML) and Balanced Mode Radiator (BMR) products, offering a 21st century approach to speaker technology that confers significant benefits to the end user.

Great audio isn’t just our mission. It is our passion.

KLIPPEL is innovation leader in providing unique test equipment dedicated to electro-acoustical transducers and audio systems.
The novel techniques are the result of fundamental research over 30 years providing more accurate physical models of loudspeakers, micro-speakers and headphones valid in small and large amplitudes. These tests reveal the root causes of signal distortion and give practical indications for further improvements in design and manufacturing.

email inquiries:


For over 35 years Rockford Fosgate has made lifestyle products that deliver the audio experience in cars, boats, and recreational vehicles.

Listening Outside the Box!

Patented  Audio Technology for IoT Devices, Audio Products, and Speakers to thrill, enable, and enhance consumer listening experiences.

Resonado introduces the speaker reinvented. Resonado’s proprietary Flat Core Speaker (FCS) technology is significantly thinner, lighter, more sustainable, and more efficient than traditional loudspeakers. The company is well on its way to setting a new industry standard by working with leading global corporations in consumer electronics, vehicles, and architecture to provide them with FCS to implement in their products.