Roland and Boss need no introductions. Roland Corporation is a Japanese manufacturer of electronic musical instruments, electronic equipment and software. It was founded by Ikutaro Kakehashi in Osaka on April 18, 1972. Boss is a division of the Roland Corporation whose first product was released in 1974.

Roland: roland.com/us

Boss: boss.info/us

Boomerang Musical Products is a Texas based company known for its superb looper – Boomerang III. This looper has become a choice of many serious artists all over the world.

Boomerang Musical Products: boomeranglooper.com

Meris is a small company founded in 2014 and previously known for their high end rack-mount audio equipment for studios. However in the year of 2017 they launched three mind-blowing pedals: Mercury7, Ottobit Jr. and Polymoon.

Meris: meris.us

DigiTech is an American company that manufactures digital guitar effects. The company is known especially for its DigiTech Whammy, first manufactured in 1989, which made foot-controlled pitch shifting effects possible. It is also known for JamMan loopers, the Time Machine digital delays, "Legend" line of guitar signal processors and RP series of effects processors, which were popular among beginners and amateurs due to its relatively low cost.

DigiTech: digitech.com

Electro-Harmonix was founded in 1968 by Mike Matthews. EHX has always been a synonym for the highest quality in the guitar world. EHX’s first market breakthrough was the legendary Big Muff fuzz pedal. Another legendary pedal released in 1976 was an analog delay called Deluxe Memory Man. Both Big Muff and Deluxe Memory Man are still in production.

Electro-Harmonix: ehx.com

Eventide is known primarily after their expensive rack-mount multi-effect audio processors was founded in 1971, USA. The first audio device that made them famous was H910 Harmonizer (named after "One After 909" be The Beatles). In the year of 2017 Eventide went on the market with a line of stompboxes that they still produce today.

Eventide: eventideaudio.com

TC Electronic – is a Danish company that was founded in 1976 by two musician brothers Kim and John Rishøj. One of their legendary rack-mount processors was dynamic digital delay TC2290 (released in 1985). Two TC2290s alone with Eventide Harmonizers made the core of Robert Fripp’s Soundscape system.

TC Electronic: tcelectronic.com

Pigtronix – is a boutique pedal makers. Based in New York where they conduct all design and manufacturing, Pigtronix has grown into one of the world's most widely used pedal brands. The list of Pigtronix users include Adrian Belew, Andy Summers, Fedor Dosumov, Dillinger Escape Plan, Fredrik Thordendal, and many other.

Pigtronix: pigtronix.com

Neunaber Audio – a small family-run company from California started by Brian Neunaber in 2009. Brian has been designing audio products professionally since 1994. He was previously the DSP Architect at QSC. Neunaber pedals are used by some of the best musicians and recording artists in the world from a wide variety of genres: John Mayer, Al DiMeola, Carlos Santana, Devin Townsend, Joe Satriani, John Scofield, Kurt Rosenwinkel...

Neunaber Audio: neunaber.net

Fractal Audio Systems – was founded in 2006 to create the revolutionary Axe-Fx line of preamp/effect processors. And they did. FAS products since then were the sharp end of digital amps simulation technologies. The list of users is impressive: Allan Holdsworth, Robert Fripp, Adrian Belew, Steve Vai, John Petrucci, The Edge, Plini, Guthrie Govan etc.

Fractal Audio Systems : fractalaudio.com

Kemper is a German company that produces The Kemper Profiler - the all-in-one solution for electric guitar and bass. It's a multi-effect-processor, preamp and optional poweramp. Due to its high connectivity it fits perfect to all purposes, no matter if you're playing live, at home or in the studio.

Kemper: kemper-amps.com

Empress Effects – is an American boutique pedals maker founded in 2005. The key feature of the pedals by Empress Effects is that they are highly flexible and provide all possible tweaking of settings characteristic of a given effect.

Empress Effects: empresseffects.com

EarthQuaker Devices is located in Akron, Ohio, USA. The company of ”50+ proud guitar nerds, a bunch of bearded dudes, and a couple ladies» lays down it’s creed as: “effects pedals should be simple and user-friendly, with lots of practical, useable, and musical sounds, but should also be a launchpad for sonic exploration and aural innovation".

EarthQuaker Devices: earthquakerdevices.com

Robert Keeley Engeneering – is an American company run by Robert Keeley. Robert grew up in a music and engineering family. He started in electronics in 1989 and founded his own company in 2001. Roberts became popular among PROs for his mods of Boss and Ibanez pedals.

Robert Keeley Engeneering: robertkeeley.com

Walrus Audio is a collective of artists, musicians and engineers attempting to find the balance between art and performance in sound manipulation. The company was founded in 2011 in Norman, Oklahoms, USA.

Walrus Audio: walrusaudio.com

Death by Audio – was a warehouse space on the first floor of an industrial building in the Williamsburg neighborhood of Brooklyn, New York. The warehouse took its name from the boutique effects pedal company Founded in 2002 by Oliver Ackermann. The warehouse operated primarily as a work space for artists and musicians, but also functioned as a recording studio, effects pedal factory, as well as an art and music venue, which received generally positive reviews from critics. In later 2014, Vice Media rented the building Death By Audio was located in, forcing them to shut the venue down [1].

Death by Audio: deathbyaudio.com

Wampler – is a company founded by Brian Wampler that produces custom guitar pedals and amps in the USA.

Wampler: wamplerpedals.com

T-Rex Engineering was founded in 1996 in Vejle, Denmark, by two guitarists and engineers Lars Dahl-Jorgensen and Sebastian Jensen. The company is known for its unbeatable quality and scrupulous selection of audio components. Just imagine, T-Rex Engineering uses potentiometers that go up to 100.000 circle-turns before showing signs of audio noise (military standard is 40.000 circle-turns…).

T-Rex Engineering: t-rex-effects.com

Foxpedal – located in Richland, WA. Foxpedal crafts hand-made effects for musicians who appreciate art and beauty. Founded in 2013.

Foxpedal: foxpedal.com