
Jason Jacobs
Runkeeper founder; MCJ podcast host; building athlete development company
jjacobs22
Boston, Massachusetts
Joined December 2024
Network
5.5K connectionsNBRTRC
MHDSHT
BABEHT
TNCDME
COCS
HBNK
DACSYL
Summary
Founder and product builder: Jason founded Runkeeper in 2008 and led it as CEO through product growth, fundraising, and an acquisition by ASICS in 2016; that experience established him as a founder who builds consumer fitness products and navigates exits and post‑acquisition integrations. techcrunch+2
Climate community builder and investor: Jason created the My Climate Journey podcast (MCJ) to learn publicly about climate and turned it into MCJ Collective and MCJ Capital, a community + media + investing platform that sources climate deals and supports founders (MCJ's site and portfolio show active investing and programming). mcj+2
Builder in public on athlete development: After MCJ, Jason launched 'The Next Next' and Puck Academy to document and accelerate his next company — a tech‑enabled athlete development platform starting with hockey that combines video, coaching, community, and AI to make high‑quality development more accessible. substack+2
Public host and writer: Jason hosts multiple podcasts and writes frequently (Medium, Substack, LinkedIn), using interviews and newsletters as both community building and research channels for product and investing initiatives; his public content is a central channel for sourcing ideas, partners, and talent. mcj+2
Background and location: A Wesleyan undergraduate (BA) and Babson MBA (Olin Fellow), Jason is Boston‑based and combines liberal‑arts curiosity with formal business training — a profile that shaped his path from startup operator to founder, podcaster, and climate investor. wesleyan+1
Work
Education
Projects
Writing
My climate journey: it's a thing
May 1, 2019Early Medium post describing the origins of the My Climate Journey podcast and Jason's motivation for focusing his next chapter on climate.
Runkeeper and ASICS are Joining Forces
February 1, 2016Medium post announcing Runkeeper's acquisition by ASICS and describing the rationale and next steps for Runkeeper under ASICS.
Hobbies
Running, biking, and youth hockey (spends free minutes running or at the youth hockey rink). runkeeper+1
Notes
ATAlex Teichmansaid
JJJason Jacobs
has built or led a community in tech or entrepreneurship that they find especially valuable.Mar 26, 2026
Similar profiles
JJ
Jason Jacobs
6.6K connections
GSGiuseppe Stuto
Building something new in VC at Stealth Mode
24K connections
JBJeff Bussgang
Board Member at Limy AI
35.8K connections
JMJesse Middleton
Board Member at Tech:NYC
45.4K connections
SPSophie Purdom
Managing Partner at Planeteer Capital
34.4K connections
ABAnshuman Bapna
23.1K connections