Question: Who has lead the American Skiing Company and MESys?

Context paragraphs:
Temerity: Temerity is a section of steep, gladed skiing terrain at Aspen Highlands, one of the four mountains owned and operated by the Aspen Skiing Company in Aspen, Colorado.  "Boldness, to the point of being foolish," Temerity is designated as double-diamond experts-only terrain.  Skiers and snowboarders should be practiced in tree skiing and aware of the dangers involved, and comfortable on experts-only mogul skiing runs such as Steeplechase before attempting.

The Balsams Grand Resort Hotel: The Balsams Grand Resort Hotel is a grand hotel and ski resort located in Dixville Notch in New Hampshire, United States.  The hotel covers 11,000 acre and features 95 kilometers of cross-country ski trails, an alpine ski area with 16 trails, five glade areas and a terrain park.  There is also a 9-hole golf course and an 18-hole championship course called "Panorama" which was designed by Donald Ross.  As of 2017 The Balsams is closed for renovations after being purchased by new owners for $2.3 million in December 2011.  In 2014, former American Skiing Company head Les Otten joined the Balsams redevelopment effort.  Included in Otten's current plan is a massive expansion of the ski area to around 1,000 acres and the addition of multiple lifts, including a year-round gondola to the summit and a lift connection across Route 26 to the hotel complex.  The expanded ski area would be quadruple its current size and be one of the largest ski areas in the Northeast.  Plans also call for the renovation of the main hotel buildings, the Dix and Hampshire houses, as well as a new hotel wing, and renovations to the golf course clubhouse.

Walter Paepcke: Walter Paepcke (June 29, 1896 – April 13, 1960) was a U.S. industrialist and philanthropist prominent in the mid-20th century.  A longtime executive of the Chicago-based Container Corporation of America, Paepcke is best noted for his founding of the Aspen Institute and the Aspen Skiing Company in the early 1950s, both of which helped transform the town of Aspen, Colorado into an international resort destination and popularize the sport of skiing in the United States.

Bob Beattie (skiing): Robert P. "Bob" Beattie (born January 24, 1933), is a retired American skiing coach, skiing promoter and commentator for ABC Sports and ESPN.  He was head coach of the U.S. Ski Team from 1961 to 1969 and co-founded the Alpine Skiing World Cup in 1966.  His work as a ski-racing commentator for ABC included four Winter Olympic Games, from 1976 through 1988.

Aspen/Snowmass: Aspen Snowmass is a winter resort complex located in Pitkin County in western Colorado in the United States.  Owned and operated by the Aspen Skiing Company it comprises four skiing/snowboarding areas on four adjacent mountains in the vicinity of the towns of Aspen and Snowmass Village.  The four areas collectively form one of the most famous winter resorts in the world and are annually the destination for visitors from all over the world.

Powdr Corporation: Powdr is one of the largest ski resort operators in North America, along with Boyne Resorts, Peak Resorts, Intrawest, Aspen Skiing Company and Vail Resorts.  Unlike its competitors, Powdr focuses on being an adventure lifestyle company rather than real estate development.  It is owned by the Cumming family and headquartered in Park City, Utah.  John Cumming, who co-founded the clothing company Mountain Hardwear, and, prior to that, a traveled the globe climbing big mountains as a guide for Rainier Mountaineering, is the current CEO of Powdr Corp.

James Crown: James Schine Crown (born June 25, 1953) is an American businessman and heir.  He is president of Henry Crown and Company, a family investment company.  He is a director of JPMorgan Chase & Co., General Dynamics and Sara Lee.  He is also the managing partner of the Aspen Skiing Company.

Maine Energy Systems: Maine Energy Systems Maine Energy Systems(MESys) was founded in the summer of 2008 by Les Otten and others to aid in the transition to alternative energy in the northeastern United States.  The company currently delivers wood pellets in bulk and sells fully automated wood pellet boilers for hydronic heating.  MESys has been involved in numerous academic studies, work with political groups concerned with the environmental and economic aspects of residential and light commercial heating, and works with American regulatory bodies concerned with the safety of heating appliances.

American Skiing Company: American Skiing Company was one of the largest operators of alpine ski, snowboard and golf resorts in the United States.  Its resorts included Sunday River and Sugarloaf, in Maine and The Canyons in Utah.

Les Otten: Leslie B. "Les" Otten (born 1949), is the former CEO of the American Skiing Company.  Since resigning as Chief Executive Officer in 2001, Otten has been involved in numerous other businesses and industries, including Major League Baseball's Boston Red Sox.

Supporting paragraphs: Maine Energy Systems Les Otten
Answer: Les Otten