Im Seonoc established the EGO DESIGN STUDIO (EDS) in 1996, and she had her first debut stage at S.F.A.A. SEOUL COLLETION in 1998. In 2003, she launched her own label, IMSEONOC, in Korea, and it was rebranded as PartspARTs IMSEONOC with a new look in 2011. Currently, She is a creative director of PartspARTs. She was a critic professor at Samsung Art and Design Institute (SADI), Korea from 2013 to 2015. After being selected as part of SEOUL’S 10 SOUL in 2010 and 2012 in Korea, she participated in a number of
exhibitions including SEOUL’S 10 SOUL exhibition in 2010-2013 in Paris and Shanghai, The Brilliant Art Project : Dream Society in 2013 in Seoul, MMCA Art Collaboration in 2015 in Korea, and Design Spectrum 2nd : Fashion Designer IMSEONOC in 2016 at Soda Museum. Also, she devoted herself as a costume director of KNCDC, Korea National Contemporary Dance Company in 2014 for the 'Bul-ssang' and the 'Already Not Yet' performances, 'The Little Prince' performance in 2015 in Korea, and the Sochi the XXII Olympic Winter Games Korean performance in 2014. She collaborated across disciplines at establishments including KOLON RE;CODE in 2015,
Seoul Arts Center in 2015, MMCA HYUNDAI MOTORS SERIES LEEBUL in 2014, and LEEUM Samsung Museum of Art in 2012, and she was in charge of design for uniforms at events including KNCDC in 2014, Ambassador of Chonbuk National University in 2015, and costumes for the 'Microphone' performance at ARKO Art Theater in Seoul in 2011. Since 1998, Her collection has been included in Seoul Collection, and she participated in numerous fashion shows including the Korea Heritage Fashion Show in 2011, 'Madame Freedom 2012' Fashion show in cinematic performance in 2012 in SAC in Korea, and tye F/W Street Fashion Show in 2016 in Seoul. She was selected as one of the VOGUE TALENTS in Italy vogue in 2013 and won a Gold Stevie Award for New Business Service of the Year in 2014, the Korea Fashion Prize of the Prime Minister's commendations in 2014, and a main prize at the Red Dot Awards 2016 for Communication Design.