SERVICE TIME NOTES with salary adjustments:

(Note: A service year is 172 days; a full season lasts 183 days. Players will make 1/183rd of their salary for each day they are in the major leagues.)

Phil Hughes can earn an additional $1 million in incentives each year. ($250K @180,195IP; $500K @210IP)

Mike Pelfrey can earn an additional $1 million in incentives. ($150K @170,180IP; $200K @190IP; $500K @200IP)
All Pelfrey contract info courtesy of the Pioneer Press.

Blaine Boyer can make an additional $100K in incentives. ($25k @ 35,40,45 and 50 appearances)
Both Ervin Santana and Torii Hunter have awards incentives (Pioneer Press).

Kurt Suzuki's team option: 2017 at $6 million (2017 option guaranteed with 485 plate appearances in 2016).
Glen Perkins's team option: 2018 at $6.5 million ($.7m buyout).
Ricky Nolasco's team option: 2018 at $13 million ($1m buyout). Becomes player option with 400 combined IP in 2016-2017.
Ervin Santana's team option: 2019 at $14 million ($1m buyout), vests with 400 combined IP in 2017-2018, including 200 IP in 2018.

Manager: Paul Molitor (2015: Twins manager; 2014: Twins coach; 2005-2013: Twins minor league coach; 2004: Seattle hitting coach; 2000-2001: Twins coach; Hall of Famer)
Hitting Coach: Tom Brunansky (2013-present: Twins hitting coach; 2012: Rochester hitting coach; 2011: New Britain hitting coach; 2010 GCL Twins hitting coach; former major leaguer) 
Pitching Coach: Neil Allen (2015: Twins pitching coach; 2007-2014: Tampa Bay minor league pitching coach; former major leaguer)
Bench Coach: Joe Vavra (2015: Twins bench coach; 2013-2014: Twins 3rd base coach; 2006-2012: Twins hitting coach; 2002-2005: Twins minor league field coordinator; 2001: UW Stout Manager; 1987-2000: Dodgers, various roles; former minor leaguer) 
3rd Base Coach/Infield Instructor: Gene Glynn (2015: Twins 3rd base coach; 2012-2014: Rochester Manager; 1994-2006: base coach, various teams; former minor leaguer)
1st Base Coach: Butch Davis
Asst. Hitting Coach: Rudy Hernandez (2015: Twins Asst. Hitting Coach; 2013-2014, 2011, 2009: GCL hitting coach; 2012, 2010: New Britain hitting coach; 2005-2008: Beloit hitting coach; 2004: Indy coach; 2002-2003: GCL Twins manager; 2001: Elizabethton manager; former minor leaguer)
Bullpen Coach: Eddie Guardado (2015: Twins Bullpen Coach; former major leaguer)
Bullpen Catcher:
Manager: Mike Quade
Hitting Coach: Tim Doherty
Pitching Coach: Marty Mason
Manager: Doug Mientkiewicz (2015: Chattanooga Manager; 2013-2014: Fort Myers Manager; 2012: Ogden Raptors Hitting Coach; former major leaguer)
Hitting Coach: Chad Allen
Pitching Coach: Stu Cliburn
Manager: Jeff Smith (2015, 2008-2009: Fort Myers Manager; 2010-2014: Chattanooga Manager; 2006-2007: Cedar Rapids Manager; 2005: GCL Twins Manager; former minor leaguer)
Hitting Coach: Jim Dwyer
Pitching Coach: Ivan Arteaga
Manager: Jake Mauer (2013-present: Cedar Rapids Manager; 2010-2012: Fort Myers Manager; 2008-2009: GCL Twins Manager; 2006-2007: GCL Twins Coach; former minor leaguer)
Hitting Coach: Tommy Watkins
Pitching Coach: Henry Bonilla
Manager: Ray Smith (19xx-present: Elizabethton Manager)
Hitting Coach: Jeff Reed (xxxx-present: Elizabethton Hitting Coach)
Pitching Coach: Luis Ramirez (2015: Elizabethton Pitching Coach; 2014: GCL coach; 2013: Venezuelan Academy)
Manager: Ramon Borrego
Hitting Coach: Riccardo Ingram
Hitting Coach: 
Pitching Coach: Virgil Vasquez (2015: GCL pitching coach; former minor leaguer)
Pitching Coach: 
Field Coordinator: Joel Lepel
Pitching Coordinator: Eric Rasmussen
Infield and Baserunning Coordinator: Sam Perlozzo
Special Assistant: Tom Kelly
Hitting Coach: Tony Oliva