Serverworks Co., Ltd.

Serverworks Co., Ltd. (株式会社サーバーワークス) is a Japanese cloud integrator headquartered in Shinjuku, Tokyo, specializing in Amazon Web Services (AWS). The company was founded in February 2000 in Wako, Saitama, as Yugen Kaisha Web Senka by Ryo Oishi, a former Marubeni employee, and was renamed Serverworks Co., Ltd. in 2002. It began as a provider of university-oriented solutions and e-commerce packages, and after experiencing traffic surges during university entrance-result announcements, it shifted its focus toward cloud infrastructure. Serverworks began using AWS in 2008 and launched its AWS-focused integration business in 2009. It became an AWS Solution Provider in 2011, obtained the AWS Managed Service Provider (MSP) program in 2015, and was selected as an AWS Premier Consulting Partner in 2014. The company provides cloud integration, resale, and MSP/SRE services, including AWS migration, design and construction support, operational support, billing proxy services, security measures, and generative AI solutions such as Claude adoption support. It also offers the "Cloud Sherpa" service to help customers resolve cloud-related challenges. Serverworks listed on the Tokyo Stock Exchange Mothers market in 2019 and moved to the First Section in 2021, later transitioning to the Standard Market in 2023. It has formed strategic collaborations with AWS and business alliances with companies such as Internet Initiative Japan (IIJ) in 2025. The company operates offices in Tokyo, Osaka, Fukuoka, Sendai, and Niigata, and has group companies including G-gen, Persol & Serverworks, Fujifilm Cloud, Serverworks Capital, and Serverworks Smart Operations. Its vision is "Cloud de, sekai wo, motto, hatarakiyasuku" (Make the world easier to work in with the cloud).

Serverworks was established in February 2000 in Wako, Saitama, as Yugen Kaisha Web Senka by Ryo Oishi, a former Marubeni employee. In August 2000, it began offering an EC package based on LAPP (Linux, Apache, PHP, PostgreSQL). In February 2001, the head office was moved to Higashi-Ikebukuro, Toshima, Tokyo. In April 2002, the company changed its name and organizational structure to Serverworks Co., Ltd. and moved its head office to Otowa, Bunkyo, Tokyo. In August 2003, it launched "Ketai@", a mobile e-commerce site creation service. In 2008, Serverworks began utilizing AWS. In June 2009, it launched "Cloudworks", a hosting service using AWS, and in September 2009 moved its head office to Yamabukicho, Shinjuku. In March 2010, it began offering the AWS-based hosting service as a Japanese console service called "Cloudworks". In 2011, it was certified as an AWS Solution Provider by Amazon Web Services LLC. In July 2011, it signed a VAR (Value Added Reseller) agreement with Amazon Web Services LLC and began reselling AWS while providing billing proxy services. In 2014, Serverworks was selected as a Premier Consulting Partner in the AWS Partner Network and became the first in Japan to obtain the AWS Partner Network Managed Service Provider Competency. In 2015, it moved its head office to Agebacho, Shinjuku, and obtained the AWS Managed Service Provider (MSP) program. In 2019, it listed on the Tokyo Stock Exchange Mothers market. In 2021, it moved to the First Section of the Tokyo Stock Exchange. In 2023, it began a strategic collaboration with AWS to expand a common cloud infrastructure foundation over four years, and transitioned to the Tokyo Stock Exchange Standard Market. In 2025, it formed a business alliance with Internet Initiative Japan (IIJ) in the AWS-related business domain. The company has received various awards, including ranking second in the mid-sized company category (under 1,000 employees) of the "Best Motivation Company Award 2025" by Link and Motivation Inc. It also had employees selected for 2025 Japan AWS Ambassadors, 2025 Japan AWS Top Engineers, 2025 Japan AWS Jr. Champions, and 2025 Japan All AWS Certifications Engineers.

• 2025

  Formed business alliance with Internet Initiative Japan (IIJ) in AWS-related business

• 2023

  Started strategic collaboration with AWS; transitioned to Tokyo Stock Exchange Standard Market

• 2021

  Moved to Tokyo Stock Exchange First Section

• 2019

  Listed on Tokyo Stock Exchange Mothers market

• 2015

  Moved head office to Agebacho, Shinjuku; obtained AWS MSP program

• 2014

  Selected as AWS Premier Consulting Partner; first in Japan to obtain AWS MSP Competency

• 2011

  Certified as AWS Solution Provider; signed VAR agreement with Amazon Web Services LLC

• 2010

  Started offering AWS-based hosting service as Japanese console service 'Cloudworks'

• 2009

  Launched AWS-based hosting service 'Cloudworks'; moved head office to Yamabukicho, Shinjuku

• 2008

  Began utilizing AWS

• 2003

  Launched mobile e-commerce site creation service 'Ketai@'

• 2002

  Renamed to Serverworks Co., Ltd. and moved head office to Otowa, Bunkyo, Tokyo

• 2001

  Moved head office to Higashi-Ikebukuro, Toshima, Tokyo

• 2000

  Established as Yugen Kaisha Web Senka in Wako, Saitama

• 2000

  Launched LAPP-based EC package

AWS Premier Tier Services Partner and cloud integrator specializing in AWS, offering one-stop support from proposal and design to operation.

• AWS migration support

  Support for migrating on-premises systems to AWS

• AWS design and construction support

  Design and construction of AWS environments

• AWS operation and support

  Monitoring, operation, and maintenance of AWS environments

• AWS billing proxy service

  Billing proxy with four plans for cost optimization

• Cloud Sherpa

  Service to resolve cloud adoption and utilization challenges

• Generative AI solutions (Claude adoption support)

  End-to-end support for generative AI adoption and utilization

• AWS security measures

  One-stop security support from control to detection, defense, monitoring, and recovery

• AI-driven development support service

  Support for internalizing development processes centered on Claude Code and AI-DLC

1. 1株式会社サーバーワークス | AWS・生成AI・クラウドセキュリティの技術支援serverworks.co.jp
2. 2会社紹介 - AWS伴走支援ならサーバーワークスserverworks.co.jp
3. 3企業情報 - AWS伴走支援ならサーバーワークスserverworks.co.jp
4. 4ビジョン - AWS伴走支援ならサーバーワークスserverworks.co.jp
5. 5Serverworks Co., Ltd. - Wikidatawikidata.org
6. 6サーバーワークス - Wikipediaja.wikipedia.org