Bolster
YC S21Calgary, CA · Founded 2015 · 25 employees · Hiring · 22 known investors
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Bolster provides construction management software for residential construction, focusing on estimation and digital workflows to modernize how projects are bought, sold, and managed.
Also known as Cost Certified Inc. · CostCertified
Founders & leadership· Y Combinator alumni (S21)
Bolster was founded in 2015 by Mike Bignold.

Investors · 22
How we know: Cathexis Ventures's portfolio page · the VCSheet dataset · Y Combinator's founder network · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: techcrunch.com · the VCSheet dataset · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us
How we know: techcrunch.com · somacap.com · Y Combinator's founder network · Not right? Tell us
How we know: the Y Combinator directory · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: fintech.global · Not right? Tell us
How we know: funding news · fintech.global · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: a partner's Signal profile · Not right? Tell us
How we know: a partner's Signal profile · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: techcrunch.com · Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: open dataset · 5k.vc investor directory · Not right? Tell us
How we know: the VCSheet dataset · Not right? Tell us
How we know: funding news · fintech.global · Not right? Tell us
Also in the syndicate · 2
Funding
SEC filings, press & company announcements$14M disclosed across 1 of 2 rounds · 2021–2024
- $14MSeries BMay 2024 · 2 sources
M12 (lead), Cervin Ventures, Cheyenne Ventures, Crosslink Capital, Liberty Global Ventures, Thomvest Ventures, Transform Capital
Source ↗ - Undisclosed amountseed roundOct 2021
FUSE (lead), I2BF Global Ventures, Soma Capital
Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
Related companies · 10
Companies working in the same space as Bolster.
Legal entities · 1
corporate structureFrequently asked questions
- What does Bolster do?
- Bolster provides construction management software for residential construction, focusing on estimation and digital workflows to modernize how projects are bought, sold, and managed.
- Who founded Bolster?
- Bolster was founded by Mike Bignold in 2015.
- Who are Bolster's investors?
- Bolster's investors include Cathexis Ventures, FUSE, Soma Capital, Takeoff Capital, Y Combinator, CERVIN VENTURES, Cheyenne Ventures, Crosslink Capital and 12 more.
- How much funding has Bolster raised?
- Bolster has disclosed $14M raised across 1 of its 2 known rounds.
- Where is Bolster headquartered?
- Bolster is headquartered in Calgary, CA.

















