with whom Mack has performed or opened for (often with The Hard Travelers): 

John Denver

Brooks & Dunn 

Randy Travis 


Barbara Mandrell 

Mac McAnally

Lee Greenwood 

Chet Atkins 

Brad Paisley

Leann Rimes

Emmylou Harris

The Kingston Trio

The Chad Mitchell Trio

The Shaw Brothers

Carolyn Hester

Steve Gillete

Christine Lavin

Schooner Fare

The Brothers Four 

The Highwaymen

Ricky Scaggs

Charlie Byrd 

Tom Rush 

Tom Paxton 

Mary Chapin Carpenter 

Jonathan Edwards

Kenny Rogers

The Oak Ridge Boys 

Bill Danoff 

Billy Dean 

Chris Nole

Mollie Weaver

Pete Huttlinger

Nitty Gritty Dirt Band

The Smothers Brothers 

Vince Gill and Amy Grant 

Alan Jackson 

Kathy Mattea 

Martina McBride 

Reba McEntire 

Noel Paul Stookey

Peter Yarrow 

Glenn Yarbrough

Festivals & Concert Series  

Venues, Theaters and Festivals - Mack has performed, solo and with  The Hard Travelers & Limeliters.

Altadena Coffee Gallery, Altadena, CA

Avalon Folk Festival, Paw Paw, WV

Bethlehem Musikfest, Bethlehem, PA

Broadmoor, Colorado Springs, CO

Country Roads Folk Festival, Kearneysville, WV

Kerrville Folk Festival, Kerrville, TX

Orioles Park, Camden Yards, Baltimore, MD

Philadelphia Folk Festival, Philadelphia, PA

Prescott Center for the Arts, Prescott, AZ

Red Rocks Amphitheater, Morrison, CO

Rocky Gap Folk Festival, NC

Shenandoah Folk Series

Susquehanna Music and Arts Festival, Darlington, MD

Takoma Park Folk Festival, Takoma Park, MD

Third Thursday Coffeehouse Series, Mofolk, BlackRock Center, Germantown, MD

Tribute to John Denver Shows, Nationwide & Wheeler Opera House, Aspen, CO

Uptown Concerts, Baltimore & Sykesville, MD

Washington Folklore Society's Folk Festival & Coffeehouses 

Winter Folk Festival, Florence, OR

World's Fair, Knoxville, TN