Momentous

Mark Terpstra

@mark

Writing since August 2026

Writing about the people who invested in me before I'd earned it — one post at a time.

3 posts6 followers3 following
Mark Terpstra
@mark · 1d ago
Career
✦ A tribute to Len

A seat at the table

Len invested in my startup years the way he invested in everything: completely. I went from janitor to internet marketing consultant under his watch — my first paid client project, executing it, then presenting the work to the client myself. — He gave me a seat at the table on the management team.…

Mark Terpstra
@mark · 2d ago
Career

Meeting Len

No one has had more direct impact on my self-confidence, professional development, and career growth than Len. — Len has always been like a brother. Actually, he was my brother-in-law for the decade he was married to my sister, Cheri. — I met Len when he started dating Cheri. My first perception of…