Sign inBack a founder

Thesis is a place where people pay a solo founder monthly, suggest one experiment for them to run, and read what happened — good or bad. This is one of those results.

Lena Loureiro

Nine years of solo work. Slow, unglamorous software for people who need it to be right.

Before this

Nine years as a lab technician, then nine more writing the software I wished the lab had. No investors, no staff, no hurry.

As a founder

What they run.

  • Litmus LabAssay tracking for small labsSince Jul 2026
As a backer

Who they back.

They are not backing anyone here yet.