23 THINGS YOU NEED
TO BUILD A CAREER IN MUSIC
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The Holodigm Seminars
PREVIEW
Lesson 1: The Creative Process
Lesson 2: The Holodigm
Lesson 3: The Artist
Rock - Building Brands in the Digital Age
THE MAP OF SHOW BUSINESS
23 THINGS YOU NEED TO BUILD A CAREER IN MUSIC
HARTMANN'S LAW
12 RULES OF SHOW BUSINESS
Teaching The Business of Music
We teach the ancient infrastructure for the business of music. Its concept and principles describe the historical trajectory from the antiquarian roots to the music renaissance of the digital age.
Our Mission is to Ensure that the Next Generation of Music Belongs to the Musicians Who Create it
LEARN HOW TO
FAST TRACK YOUR MUSIC CAREER
MASTER THE FUNDAMENTALS OF THE MUSIC BUSINESS
OWN AND CONTROL YOUR MASTERS, PUBLISHING & MERCH
BECOME A CONCERT ATTRACTION
MANAGE AN ARTIST'S CAREER
LEGENDARY MANAGER

JOHN HARTMANN

Author, educator and music industry veteran John Hartmann began his professional career in the famous mailroom of the William Morris Agency. He later served as the Morris Office liaison to Colonel Tom Parker the legendary manager of Elvis Presley.

A veteran music agent, producer, personal manager and record executive, Hartmann has provided career direction for such luminaries as Chad & Jeremy, Sonny & Cher, Buffalo Springfield, Neil Young, Joni Mitchell, Eagles, Jackson Browne, Peter Paul & Mary, Crosby, Stills & Nash, America, Poco, Ringo Starr, and many others. He is a results-oriented, operational leader with more than sixty years’ experience in the entertainment industry.

John was honored to receive the Talent Managers Association’s 2015 Heller Award for Lifetime Achievement in artist management. His book “ROCK – Building Bands in the Digital Age” is a guide for songwriters, musicians and bands seeking to build careers in the music renaissance. It is the textbook for The Holodigm Seminars, a ten week course available at Holodigm Academy.


A pure poet walking naked in the woods
Sings his songs to the birds

When he chooses to make music
the Instrument of his survival

He must then steel himself
And the poet must become a WARRIOR!
Take The Career Management Course
COMING SOON
TESTIMONIALS
John Hartmann © 2008 – 2026