Tech-active · Toronto, ON

Graphite Ventures

Canada's seed partner trusted by B2B founders.

← Investors in Ontario
Cheque
$500k to $1.5M
Role
Can lead a round
Pace
Actively deploying
Kind
Tech-active
Based in
Toronto, ON
Vehicle size
$110M
Founded
2008
Works in
EN
Last deal seen
November 2025
Stages
Seed
Sectors
AI and machine learning, Cybersecurity, Fintech and insurtech, SaaS, Health and biotech, Deeptech and hardware

Their thesis, in full

Spin-out from the MaRS Investment Accelerator Fund, launched in 2021 as Graphite Ventures, whose Graphite IAF IV fund reached a $110M CAD final close in 2023. A dedicated Canadian seed-stage investor focused exclusively on capital-efficient B2B tech (SaaS, fintech, proptech, digital health, capital-efficient hardware), leading or following at the seed stage, with 148 portfolio companies and 49 liquidity events across the MaRS IAF and Graphite lineage and presence in Toronto, Montreal, Ottawa, Waterloo, Calgary and Edmonton.

What they bring past the cheque

  • MaRS IAF lineage
  • Capital-efficient hardware
  • B2B SaaS scaling
  • Active deal cadence
  • Pan-Canadian portfolio reach

Questions they usually ask

Have an answer ready for each one before the first call.

  1. Show us the cohort retention and expansion behavior across your last 6 quarters of customers.
  2. What is your sales cycle from first call to contract, and where does it stall?
  3. How do you stay capital-efficient relative to peers raising 2x your round size?

Follow-on

Graphite IAF IV holds reserves to follow its portfolio with follow-on cheques of $1M to $3M after its initial seed investment.

Who to talk to

Portfolio

Names they back, most notable first.

  • KritikSeed · 2024
  • BrickeyeSeries A · 2023
  • MedMeSeed · 2022
  • e-ZincSeries A · 2022
  • BasetwoSeed · 2022
  • NicoyaSeries A · 2020
  • MycroftSeed · 2025
  • MaxaSeed · 2022
  • ACTOSeries A · 2021

Often in the same rounds

Investors seen alongside them in past rounds.

Similar investors

Overlapping sectors and stages. Useful to build a list of 10 to 20 names for one round.

See how they fit your round

Set your stage, sector and amount once. Fractal App tells you if Graphite Ventures can lead it, tracks every follow-up, and counts the days of silence. Free, no card.

Open in the app →

Checked October 2026 from public sources. source ↗ · Website ↗ · LinkedIn ↗