01people2003–2014
After record losses, owner Kjeld Kirk Kristiansen made Jørgen Vig Knudstorp Lego's first non-family CEO; the company recovered to become the top toymaker.
Read the case ↗02product1999–2008
Bill Wrigley Jr. took over after his father died, launched new gums and bought Altoids; Mars then paid $23 billion for the family firm in 2008.
Read the case ↗03sales2018–2023
After unreliable riders caused cancellations, Blessing Okon moved her business to verified, trackable last-mile apps; sales improved by March 2023.
Read the case ↗04strategy1994–2024
Founded 1994, Oslo-listed 2007, bought by China Fishery (NOK 68.17), seized by creditors (2016), rebuilt under Cooke (2024) — Peru's largest fishing company.
Read the case ↗05tech2015–2020
Ninebot - which Segway had accused of patent theft - bought the brand for over $75M and rode the kick-scooter boom past one million units a year by 2018.
Read the case ↗06engineering2000
In 2000 Hong Kong sold a quarter of the metro operator, keeping the rail-plus-property model that makes it profitable
Read the case ↗07finance1991
Priced at $1.6bn in May 1991, Usiminas became Brazil's first major state company sold, in an October 1991 auction.
Read the case ↗08legal2017–2024
After Prometea raised output nearly 300%, Buenos Aires moved routine legal drafting to ChatGPT and cut a sentence from an hour to about 10 minutes.
Read the case ↗09marketing2011–2019
Sold off by Yum! with about 300 US stores left, A&W returned under franchisee ownership - in-house root beer lifted same-store sales 30%+.
Read the case ↗10people2020–2022
A ₩26tn estate and a 50% tax rate put three-generation control of Samsung at risk. The family paid in the open and kept the company.
Read the case ↗11product2018–2022
Blumhouse revived the 40-year-old Halloween franchise by ignoring every sequel; the 2018 film grossed $255.4M worldwide on a $10M budget.
Read the case ↗12sales2018–2022
Ankit Infotek kept its expert SP Road retail base but added e-commerce; four years later, its website generated 50% of orders.
Read the case ↗13strategy1977–2026
A 1977 prince-led dairy bet on desert vertical integration — own feed, cows, plants, cold chain — to become the Gulf's largest food maker (2005 IPO, PIF 2017).
Read the case ↗14tech2017–2026
The NAND flash inventor survived Toshiba's collapse and a withdrawn IPO to become Japan's second-biggest listing of 2024 and an AI-era centerpiece.
Read the case ↗15engineering1975–2023
Joseph Bamford retired in 1975; son Anthony's vertical-integration and India bets took JCB from £43m turnover to £6.5bn, 22 plants and 19,000 staff.
Read the case ↗16finance2021–2022
China's Tsinghua Unigroup was restructured as seven consolidated companies; a Wise Road–Jianguang consortium put in ¥60bn and took 100% by July 2022.
Read the case ↗17legal2024
Facing record e-commerce fraud, Carousell embedded staff with police and paused Taylor Swift ticket sales when early signals showed the scam risk was rising.
Read the case ↗18marketing1974–2025
Hyundai restored its 1974 Pony Coupe with its original designer, revealed in 2023, anchoring a heritage program.
Read the case ↗19people2017
Mantle Ridge's 4.9% stake and proxy threat brought Hunter Harrison in as CEO; CSX shares rose about 51% in the first ten months of 2017.
Read the case ↗20product2014–2021
Wizards' play-first 5th edition and its embrace of streamed play turned a niche game into a mass franchise.
Read the case ↗