June 1990 – Backcountry Bicycle Trails Club (BBTC) formed
September 1990 – BBTC holds first trailwork party at Tiger Mountain's Iverson/Fat Hand trail
December 1991 – BBTC joined Mountains to Sound Greenway planning process
January 1992 – BBTC published and distributed Mountain Bike Trail Design Guidelines to area land managers
April 1992 – BBTC holds first trailwork party at St. Edward State Park
Summer 1993 – BBTC organized multiple trailwork parties to assist in constructing Tiger Mountain's Northwest Timber Trail
December 1993 - Organized Save the Watershed Rally at Redmond City Hall
August 1996 - Granted county permit for first trailwork project at Big Finn Hill.
September 1996 - President and BBTC representatives accept IMBA Model Program Award at Interbike International Expo in California.
December 1996 - Contributed record total 4,200 trailwork hours in one year to St. Edward, Big Finn Hill, Tiger Mountain, Middle Fork, and Capitol Forest.
1997 IMBA / Honorary Recognition - For providing exceptional service to mountain biking advocacy in Washington State.
June 2000 - Hosted WTA representative for a question and answer session regarding trails.
July 2000 - Joined WEC to represent mountain biking at the legislative level for state land and trail management issues.
July 2000 - Received 501(c)(3) approval for ESTA.
April 2002 - Received US Forest Service accreditation for 9 Trail Crew Leaders.
February 2003 - First paid staff member hired, a part-time Executive Director.
February 2003 - Registered with National Mountain Bike Patrol (NMBP) as affiliate program.
May 2003 - Received Clif Bar/IMBA trail work grant.
May 2005 - Hired our second staff person, a part-time Volunteer Director
October 2005 - BBTC breaks ground on I-5 Colonnade Park.
June 2007 - Seattle Neighborhood Matching Fund awards the BBTC a $75,000 grant to continue construction of Colonnade mountain bike skills park
September 2007 - Opening party for Colonnade Phase 1 trails ("Limestone Loop")
October 2007 - Constructions starts on Phase 2 of Colonnade skills trails.
December 2007 - BBTC and King County announce Duthie Hill Park.
March 2008 - BBTC advocates meet face to face with Director of State Parks Rex Derr to advocate for Olallie project.
March 2008 - BBTC staffer Jon Kennedy represents Washington mountain bikers at national bike lobby week and meets with Sen. Murray
June 2010 – Phase 1 of Duthie Hill Park construction is completed and the park is opened to mountain biking with 75,000+ rider visits
January 2012 – Evergreen adds Central Chapter based in Wenatchee
May 2012 – Phase 2 (the final phase) of Duthie Hill Park construction is completed
July 2012 – Evergreen adds two new Regional Chapters: Eastern in Spokane and Methow in the Winthrop area
September 2012 – Evergreen finishes construction on the new East Tiger Summit trail – the first new trail open to mountain biking on Tiger in more than 20 years
October 2012 – Evergreen adds forth Regional Chapter – Cold Creek in SW Washington
November 2012 – Evergreen launches Washington Student League for middle school and high school age kids
April 2013 – Evergreen breaks ground on new trails in Swan Creek Park in Tacoma