Hydrostor valuation, funding and investors
Hydrostor works in long-duration energy storage system development, based in Toronto, Canada. Founded in 2010, it has about 137 employees.
Renewable energy companies Growth Equity
VALUATION · TODAY
$2.61B +8% after Growth
Range $1.68B – $4.29B · Grade BTODAY
+12 MO
$1.00B
$2.00B
$3.00B
$4.00B
$5.00B
2011
2013
2015
2017
2019
2021
2023
2025
2027
Growth $37.0M
Growth $250M
Growth $230M
ValuationBefore first round12-month outlook: where it points, how wide it fansHover the past: the outlook shows what was predicted then
HEADCOUNT · TODAY137 employees
+1%6m growth
+5%1y growth
+47%2y growth
100
200
Data from Jan 2021
Predicted in 1 yr $2.82B +8% vs today
Predicted next raise $254M if a round comes
Winding-down probability 0%
- Last round
- Growth · $230M · Aug 2026
- Valuation at last round
- $2.56B · implied
- Headcount
- 137 · flat
- Grade
- B
- Founded
- 2010
Hydrostor valuation today
VCMC values Hydrostor at $2.6B today, with a range of $1.7B to $4.3B and a grade of B. The valuation starts from its last funding round, a growth round in Aug 2026.
Valuation by date (206 rows)
Each point is what the model would have shown on that date, using only what was known then; before its first round, a company is valued as a startup because it later raised.
| Date | Valuation | Range | Predicted in 1 yr | Phase | Headcount | Trend | Grade | Winding-down probability |
|---|---|---|---|---|---|---|---|---|
| 1 Jan 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Feb 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Mar 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Apr 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 May 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Jun 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Jul 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Aug 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Sep 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Oct 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Nov 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Dec 2010 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Jan 2011 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Feb 2011 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Mar 2011 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Apr 2011 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 May 2011 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Jun 2011 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Jul 2011 | $4.97M | $1.81M – $13.7M | $4.97M (0%) | before first round | – | unknown | D | 0% |
| 1 Aug 2011 | $4.97M | $1.81M – $13.7M | $4.99M (0%) | before first round | – | unknown | D | 0% |
| 1 Sep 2011 | $4.97M | $1.81M – $13.7M | $5.01M (+1%) | before first round | – | unknown | D | 0% |
| 1 Oct 2011 | $4.97M | $1.81M – $13.7M | $5.03M (+1%) | before first round | – | unknown | D | 0% |
| 1 Nov 2011 | $4.97M | $1.81M – $13.7M | $5.05M (+2%) | before first round | – | unknown | D | 0% |
| 1 Dec 2011 | $4.97M | $1.81M – $13.7M | $5.07M (+2%) | before first round | – | unknown | D | 0% |
| 1 Jan 2012 | $4.97M | $1.81M – $13.7M | $5.09M (+2%) | before first round | – | unknown | D | 0% |
| 1 Feb 2012 | $4.97M | $1.81M – $13.7M | $5.11M (+3%) | before first round | – | unknown | D | 0% |
| 1 Mar 2012 | $4.97M | $1.81M – $13.7M | $5.13M (+3%) | before first round | – | unknown | D | 0% |
| 1 Apr 2012 | $4.97M | $1.81M – $13.7M | $5.15M (+4%) | before first round | – | unknown | D | 0% |
| 1 May 2012 | $4.97M | $1.81M – $13.7M | $5.17M (+4%) | before first round | – | unknown | D | 0% |
| 1 Jun 2012 | $4.97M | $1.81M – $13.7M | $5.19M (+4%) | before first round | – | unknown | D | 0% |
| 1 Jul 2012 | $4.97M | $1.81M – $13.7M | $5.21M (+5%) | before first round | – | unknown | D | 0% |
| 1 Aug 2012 | $4.99M | $1.82M – $13.7M | $5.23M (+5%) | before first round | – | unknown | D | 0% |
| 1 Sep 2012 | $5.01M | $1.83M – $13.8M | $5.25M (+5%) | before first round | – | unknown | D | 0% |
| 1 Oct 2012 | $5.03M | $1.83M – $13.8M | $5.27M (+5%) | before first round | – | unknown | D | 0% |
| 1 Nov 2012 | $5.05M | $1.84M – $13.9M | $5.30M (+5%) | before first round | – | unknown | D | 0% |
| 1 Dec 2012 | $5.07M | $1.85M – $13.9M | $5.32M (+5%) | before first round | – | unknown | D | 0% |
| 1 Jan 2013 | $5.09M | $1.85M – $14.0M | $5.34M (+5%) | before first round | – | unknown | D | 0% |
| 1 Feb 2013 | $5.11M | $1.86M – $14.0M | $5.36M (+5%) | before first round | – | unknown | D | 0% |
| 1 Mar 2013 | $5.13M | $1.87M – $14.1M | $5.38M (+5%) | before first round | – | unknown | D | 0% |
| 1 Apr 2013 | $5.15M | $1.88M – $14.2M | $5.40M (+5%) | before first round | – | unknown | D | 0% |
| 1 May 2013 | $5.17M | $1.88M – $14.2M | $5.42M (+5%) | before first round | – | unknown | D | 0% |
| 1 Jun 2013 | $5.19M | $1.89M – $14.3M | $5.44M (+5%) | before first round | – | unknown | D | 0% |
| 1 Jul 2013 | $5.21M | $1.90M – $14.3M | $5.46M (+5%) | before first round | – | unknown | D | 0% |
| 1 Aug 2013 | $5.23M | $1.91M – $14.4M | $5.48M (+5%) | before first round | – | unknown | D | 0% |
| 1 Sep 2013 | $5.25M | $1.91M – $14.4M | $5.51M (+5%) | before first round | – | unknown | D | 0% |
| 1 Oct 2013 | $5.27M | $1.92M – $14.5M | $5.53M (+5%) | before first round | – | unknown | D | 0% |
| 1 Nov 2013 | $5.30M | $1.93M – $14.5M | $5.55M (+5%) | before first round | – | unknown | D | 0% |
| 1 Dec 2013 | $5.32M | $1.94M – $14.6M | $5.57M (+5%) | before first round | – | unknown | D | 0% |
| 1 Jan 2014 | $5.34M | $1.94M – $14.7M | $5.59M (+5%) | before first round | – | unknown | D | 0% |
| 1 Feb 2014 | $5.36M | $1.95M – $14.7M | $5.62M (+5%) | before first round | – | unknown | D | 0% |
| 1 Mar 2014 | $5.38M | $1.96M – $14.8M | $5.64M (+5%) | before first round | – | unknown | D | 0% |
| 1 Apr 2014 | $5.40M | $1.97M – $14.8M | $5.66M (+5%) | before first round | – | unknown | D | 0% |
| 1 May 2014 | $5.42M | $1.97M – $14.9M | $5.68M (+5%) | before first round | – | unknown | D | 0% |
| 1 Jun 2014 | $5.44M | $1.98M – $14.9M | $5.70M (+5%) | before first round | – | unknown | D | 0% |
| 1 Jul 2014 | $5.46M | $1.99M – $15.0M | $5.72M (+5%) | before first round | – | unknown | D | 0% |
| 1 Aug 2014 | $5.48M | $2.00M – $15.1M | $5.75M (+5%) | before first round | – | unknown | D | 0% |
| 1 Sep 2014 | $5.51M | $2.00M – $15.1M | $5.77M (+5%) | before first round | – | unknown | D | 0% |
| 1 Oct 2014 | $5.53M | $2.01M – $15.2M | $5.79M (+5%) | before first round | – | unknown | D | 0% |
| 1 Nov 2014 | $5.55M | $2.02M – $15.2M | $5.82M (+5%) | before first round | – | unknown | D | 0% |
| 1 Dec 2014 | $5.57M | $2.03M – $15.3M | $5.84M (+5%) | before first round | – | unknown | D | 0% |
| 1 Jan 2015 | $5.59M | $2.04M – $15.4M | $5.86M (+5%) | before first round | – | unknown | D | 0% |
| 1 Feb 2015 | $5.62M | $2.04M – $15.4M | $5.88M (+5%) | before first round | – | unknown | D | 0% |
| 1 Mar 2015 | $5.64M | $2.05M – $15.5M | $5.91M (+5%) | before first round | – | unknown | D | 0% |
| 1 Apr 2015 | $5.66M | $2.06M – $15.5M | $5.93M (+5%) | before first round | – | unknown | D | 0% |
| 1 May 2015 | $5.68M | $2.07M – $15.6M | $5.95M (+5%) | before first round | – | unknown | D | 0% |
| 1 Jun 2015 | $5.70M | $2.08M – $15.7M | $5.98M (+5%) | before first round | – | unknown | D | 0% |
| 1 Jul 2015 | $5.72M | $2.08M – $15.7M | $6.00M (+5%) | before first round | – | unknown | D | 0% |
| 1 Aug 2015 | $5.75M | $2.09M – $15.8M | $6.15M (+7%) | before first round | – | unknown | D | 0% |
| 1 Sep 2015 | $5.77M | $2.10M – $15.8M | $6.32M (+10%) | before first round | – | unknown | D | 0% |
| 1 Oct 2015 | $5.79M | $2.11M – $15.9M | $6.49M (+12%) | before first round | – | unknown | D | 0% |
| 1 Nov 2015 | $5.82M | $2.12M – $16.0M | $6.66M (+15%) | before first round | – | unknown | D | 0% |
| 1 Dec 2015 | $5.84M | $2.13M – $16.0M | $6.84M (+17%) | before first round | – | unknown | D | 0% |
| 1 Jan 2016 | $5.86M | $2.13M – $16.1M | $7.03M (+20%) | before first round | – | unknown | D | 0% |
| 1 Feb 2016 | $5.88M | $2.14M – $16.2M | $7.22M (+23%) | before first round | – | unknown | D | 0% |
| 1 Mar 2016 | $5.91M | $2.15M – $16.2M | $7.40M (+25%) | before first round | – | unknown | D | 0% |
| 1 Apr 2016 | $5.93M | $2.16M – $16.3M | $7.60M (+28%) | before first round | – | unknown | D | 0% |
| 1 May 2016 | $5.95M | $2.17M – $16.4M | $7.80M (+31%) | before first round | – | unknown | D | 0% |
| 1 Jun 2016 | $5.98M | $2.18M – $16.4M | $8.01M (+34%) | before first round | – | unknown | D | 0% |
| 1 Jul 2016 | $6.00M | $2.18M – $16.5M | $8.22M (+37%) | before first round | – | unknown | D | 0% |
| 1 Aug 2016 | $6.16M | $2.24M – $16.9M | $8.44M (+37%) | before first round | – | unknown | D | 0% |
| 1 Sep 2016 | $6.33M | $2.30M – $17.4M | $8.67M (+37%) | before first round | – | unknown | D | 0% |
| 1 Oct 2016 | $6.49M | $2.36M – $17.8M | $8.90M (+37%) | before first round | – | unknown | D | 0% |
| 1 Nov 2016 | $6.67M | $2.43M – $18.3M | $9.14M (+37%) | before first round | – | unknown | D | 0% |
| 1 Dec 2016 | $6.84M | $2.49M – $18.8M | $9.38M (+37%) | before first round | – | unknown | D | 0% |
| 1 Jan 2017 | $7.03M | $2.56M – $19.3M | $9.63M (+37%) | before first round | – | unknown | D | 0% |
| 1 Feb 2017 | $7.22M | $2.63M – $19.8M | $9.89M (+37%) | before first round | – | unknown | D | 0% |
| 1 Mar 2017 | $7.39M | $2.69M – $20.3M | $10.1M (+37%) | before first round | – | unknown | D | 0% |
| 1 Apr 2017 | $7.59M | $2.76M – $20.9M | $10.4M (+37%) | before first round | – | unknown | D | 0% |
| 1 May 2017 | $7.79M | $2.84M – $21.4M | $10.7M (+37%) | before first round | – | unknown | D | 0% |
| 1 Jun 2017 | $8.00M | $2.91M – $22.0M | $11.0M (+37%) | before first round | – | unknown | D | 0% |
| 1 Jul 2017 | $8.21M | $2.99M – $22.6M | $11.3M (+37%) | before first round | – | unknown | D | 0% |
| 1 Aug 2017 | $8.44M | $3.07M – $23.2M | $11.6M (+37%) | before first round | – | unknown | D | 0% |
| 1 Sep 2017 | $8.67M | $3.15M – $23.8M | $11.9M (+37%) | before first round | – | unknown | D | 0% |
| 1 Oct 2017 | $8.89M | $3.24M – $24.4M | $12.2M (+37%) | before first round | – | unknown | D | 0% |
| 1 Nov 2017 | $9.14M | $3.33M – $25.1M | $12.5M (+37%) | before first round | – | unknown | D | 0% |
| 1 Dec 2017 | $9.37M | $3.41M – $25.8M | $12.9M (+37%) | before first round | – | unknown | D | 0% |
| 1 Jan 2018 | $9.63M | $3.51M – $26.5M | $13.2M (+37%) | before first round | – | unknown | D | 0% |
| 1 Feb 2018 | $9.89M | $3.60M – $27.2M | $13.6M (+37%) | before first round | – | unknown | D | 0% |
| 1 Mar 2018 | $10.1M | $3.69M – $27.8M | $13.9M (+37%) | before first round | – | unknown | D | 0% |
| 1 Apr 2018 | $10.4M | $3.79M – $28.6M | $14.3M (+37%) | before first round | – | unknown | D | 0% |
| 1 May 2018 | $10.7M | $3.89M – $29.3M | $14.6M (+37%) | before first round | – | unknown | D | 0% |
| 1 Jun 2018 | $11.0M | $3.99M – $30.1M | $15.0M (+37%) | before first round | – | unknown | D | 0% |
| 1 Jul 2018 | $11.3M | $4.10M – $30.9M | $15.4M (+37%) | before first round | – | unknown | D | 0% |
| 1 Aug 2018 | $11.6M | $4.21M – $31.8M | $15.6M (+35%) | before first round | – | unknown | D | 0% |
| 1 Sep 2018 | $11.9M | $4.33M – $32.6M | $15.7M (+32%) | before first round | – | unknown | D | 0% |
| 1 Oct 2018 | $12.2M | $4.44M – $33.5M | $15.9M (+30%) | before first round | – | unknown | D | 0% |
| 1 Nov 2018 | $12.5M | $4.56M – $34.4M | $16.0M (+28%) | before first round | – | unknown | D | 0% |
| 1 Dec 2018 | $12.9M | $4.68M – $35.3M | $16.2M (+26%) | before first round | – | unknown | D | 0% |
| 1 Jan 2019 | $13.2M | $4.81M – $36.3M | $16.3M (+24%) | before first round | – | unknown | D | 0% |
| 1 Feb 2019 | $13.6M | $4.94M – $37.3M | $16.5M (+21%) | before first round | – | unknown | D | 0% |
| 1 Mar 2019 | $13.9M | $5.06M – $38.2M | $16.6M (+19%) | before first round | – | unknown | D | 0% |
| 1 Apr 2019 | $14.3M | $5.20M – $39.2M | $16.8M (+17%) | before first round | – | unknown | D | 0% |
| 1 May 2019 | $14.6M | $5.33M – $40.2M | $16.9M (+15%) | before first round | – | unknown | D | 0% |
| 1 Jun 2019 | $15.0M | $5.48M – $41.3M | $17.1M (+13%) | before first round | – | unknown | D | 0% |
| 1 Jul 2019 | $15.4M | $5.62M – $42.4M | $17.2M (+11%) | before first round | – | unknown | D | 0% |
| 1 Aug 2019 | $15.6M | $5.68M – $42.8M | $17.4M (+11%) | before first round | – | unknown | D | 0% |
| 1 Sep 2019 | $15.7M | $5.73M – $43.2M | $17.5M (+11%) | before first round | – | unknown | D | 0% |
| 20 Sep 2019 | $411M | $270M – $688M | $452M (+10%) | after a round | – | unknown | B | 0% |
| 1 Oct 2019 | $412M | $270M – $688M | $452M (+10%) | after a round | – | unknown | B | 0% |
| 1 Nov 2019 | $416M | $270M – $688M | $452M (+9%) | after a round | – | unknown | B | 0% |
| 1 Dec 2019 | $419M | $270M – $688M | $452M (+8%) | after a round | – | unknown | B | 0% |
| 1 Jan 2020 | $422M | $270M – $688M | $452M (+7%) | after a round | – | unknown | B | 0% |
| 1 Feb 2020 | $426M | $270M – $688M | $452M (+6%) | after a round | – | unknown | B | 0% |
| 1 Mar 2020 | $429M | $270M – $688M | $452M (+5%) | after a round | – | unknown | B | 0% |
| 1 Apr 2020 | $433M | $270M – $688M | $452M (+5%) | after a round | – | unknown | B | 0% |
| 1 May 2020 | $436M | $270M – $688M | $452M (+4%) | after a round | – | unknown | B | 0% |
| 1 Jun 2020 | $440M | $270M – $688M | $452M (+3%) | after a round | – | unknown | B | 0% |
| 1 Jul 2020 | $443M | $270M – $688M | $452M (+2%) | after a round | – | unknown | B | 0% |
| 1 Aug 2020 | $447M | $270M – $688M | $452M (+1%) | after a round | – | unknown | B | 0% |
| 1 Sep 2020 | $450M | $270M – $688M | $452M (0%) | after a round | – | unknown | B | 0% |
| 1 Oct 2020 | $452M | $265M – $688M | $452M (0%) | after a round | – | unknown | B | 0% |
| 1 Nov 2020 | $452M | $251M – $688M | $452M (0%) | after a round | – | unknown | B | 0% |
| 1 Dec 2020 | $452M | $239M – $688M | $452M (0%) | after a round | – | unknown | B | 0% |
| 1 Jan 2021 | $452M | $227M – $688M | $452M (0%) | after a round | 22 | unknown | B | 0% |
| 1 Feb 2021 | $452M | $216M – $688M | $452M (0%) | after a round | 22 | unknown | B | 0% |
| 1 Mar 2021 | $452M | $206M – $688M | $452M (0%) | after a round | 22 | unknown | C | 0% |
| 1 Apr 2021 | $452M | $196M – $688M | $452M (0%) | after a round | 22 | flat | C | 0% |
| 1 May 2021 | $452M | $187M – $688M | $452M (0%) | after a round | 22 | flat | C | 0% |
| 1 Jun 2021 | $452M | $177M – $688M | $452M (0%) | after a round | 22 | flat | C | 0% |
| 1 Jul 2021 | $452M | $169M – $688M | $452M (0%) | after a round | 22 | flat | C | 0% |
| 1 Aug 2021 | $452M | $161M – $688M | $452M (0%) | after a round | 22 | flat | C | 0% |
| 1 Sep 2021 | $452M | $153M – $688M | $452M (0%) | after a round | 22 | flat | C | 0% |
| 1 Oct 2021 | $452M | $145M – $688M | $451M (0%) | after a round | 22 | flat | C | 0% |
| 1 Nov 2021 | $452M | $138M – $688M | $447M (-1%) | after a round | 22 | flat | C | 0% |
| 1 Dec 2021 | $452M | $131M – $688M | $443M (-2%) | after a round | 22 | flat | C | 0% |
| 1 Jan 2022 | $452M | $125M – $688M | $439M (-3%) | after a round | 22 | flat | C | 0% |
| 11 Jan 2022 | $2.3B | $1.6B – $3.5B | $2.5B (+10%) | after a round | 22 | flat | B | 0% |
| 1 Feb 2022 | $2.3B | $1.6B – $3.5B | $2.5B (+9%) | after a round | 22 | flat | B | 0% |
| 1 Mar 2022 | $2.3B | $1.6B – $3.5B | $2.5B (+9%) | after a round | 30 | growing | B | 0% |
| 1 Apr 2022 | $2.3B | $1.6B – $3.5B | $2.5B (+8%) | after a round | 30 | growing | B | 0% |
| 1 May 2022 | $2.3B | $1.6B – $3.5B | $2.5B (+7%) | after a round | 30 | growing | B | 0% |
| 1 Jun 2022 | $2.3B | $1.6B – $3.5B | $2.5B (+6%) | after a round | 30 | growing | B | 0% |
| 1 Jul 2022 | $2.4B | $1.6B – $3.5B | $2.5B (+5%) | after a round | 30 | growing | B | 0% |
| 1 Aug 2022 | $2.4B | $1.6B – $3.5B | $2.5B (+4%) | after a round | 30 | growing | B | 0% |
| 1 Sep 2022 | $2.4B | $1.6B – $3.5B | $2.5B (+3%) | after a round | 30 | growing | B | 0% |
| 1 Oct 2022 | $2.4B | $1.6B – $3.5B | $2.5B (+3%) | after a round | 30 | growing | B | 0% |
| 1 Nov 2022 | $2.4B | $1.6B – $3.5B | $2.5B (+2%) | after a round | 30 | unknown | B | 0% |
| 1 Dec 2022 | $2.5B | $1.6B – $3.5B | $2.5B (+1%) | after a round | 30 | unknown | B | 0% |
| 1 Jan 2023 | $2.5B | $1.6B – $3.5B | $2.5B (0%) | after a round | 30 | unknown | B | 0% |
| 1 Feb 2023 | $2.5B | $1.5B – $3.5B | $2.5B (0%) | after a round | 30 | unknown | B | 0% |
| 1 Mar 2023 | $2.5B | $1.5B – $3.5B | $2.5B (0%) | after a round | 30 | unknown | B | 0% |
| 1 Apr 2023 | $2.8B | $1.8B – $4.0B | $2.8B (0%) | after a round | 52 | growing | B | 0% |
| 1 May 2023 | $2.8B | $1.7B – $4.0B | $2.8B (0%) | after a round | 52 | growing | B | 0% |
| 1 Jun 2023 | $2.8B | $1.7B – $4.0B | $2.8B (0%) | after a round | 52 | growing | B | 0% |
| 1 Jul 2023 | $2.8B | $1.7B – $4.0B | $2.8B (0%) | after a round | 52 | growing | B | 0% |
| 1 Aug 2023 | $2.8B | $1.7B – $4.0B | $2.8B (0%) | after a round | 52 | growing | B | 0% |
| 1 Sep 2023 | $2.8B | $1.7B – $4.0B | $2.8B (0%) | after a round | 52 | growing | B | 0% |
| 1 Oct 2023 | $2.9B | $1.5B – $4.1B | $2.9B (0%) | after a round | 61 | up | B | 0% |
| 1 Nov 2023 | $2.9B | $1.4B – $4.1B | $2.9B (0%) | after a round | 61 | up | B | 0% |
| 1 Dec 2023 | $2.9B | $1.4B – $4.1B | $2.9B (0%) | after a round | 61 | up | B | 0% |
| 1 Jan 2024 | $2.9B | $1.4B – $4.1B | $2.9B (0%) | after a round | 61 | up | B | 0% |
| 1 Feb 2024 | $2.9B | $1.2B – $4.1B | $2.9B (0%) | after a round | 61 | up | C | 0% |
| 1 Mar 2024 | $3.0B | $1.7B – $4.3B | $3.0B (0%) | after a round | 73 | growing | B | 0% |
| 1 Apr 2024 | $3.0B | $1.6B – $4.3B | $3.0B (0%) | after a round | 73 | growing | B | 0% |
| 1 May 2024 | $3.0B | $1.6B – $4.3B | $3.0B (0%) | after a round | 73 | growing | B | 0% |
| 1 Jun 2024 | $3.0B | $1.6B – $4.3B | $3.0B (0%) | after a round | 73 | growing | B | 0% |
| 1 Jul 2024 | $3.0B | $1.6B – $4.3B | $3.0B (0%) | after a round | 73 | growing | B | 0% |
| 1 Aug 2024 | $3.2B | $1.6B – $4.5B | $3.2B (0%) | after a round | 93 | growing | B | 0% |
| 1 Sep 2024 | $3.2B | $1.6B – $4.5B | $3.2B (0%) | after a round | 93 | growing | B | 0% |
| 1 Oct 2024 | $3.2B | $1.6B – $4.5B | $3.2B (0%) | after a round | 93 | growing | B | 0% |
| 1 Nov 2024 | $3.3B | $1.6B – $4.7B | $3.3B (0%) | after a round | 110 | growing | B | 0% |
| 1 Dec 2024 | $3.3B | $1.6B – $4.7B | $3.3B (0%) | after a round | 110 | growing | B | 0% |
| 1 Jan 2025 | $3.3B | $1.6B – $4.7B | $3.3B (0%) | after a round | 110 | growing | B | 0% |
| 1 Feb 2025 | $3.3B | $1.4B – $4.7B | $3.3B (0%) | after a round | 110 | growing | B | 0% |
| 1 Mar 2025 | $3.3B | $1.4B – $4.7B | $3.3B (0%) | after a round | 110 | growing | C | 0% |
| 1 Apr 2025 | $3.3B | $1.4B – $4.7B | $3.3B (0%) | after a round | 110 | growing | C | 0% |
| 1 May 2025 | $3.3B | $1.3B – $4.7B | $3.3B (0%) | after a round | 110 | growing | C | 0% |
| 1 Jun 2025 | $3.3B | $1.3B – $4.7B | $3.3B (0%) | after a round | 110 | growing | C | 0% |
| 1 Jul 2025 | $3.3B | $1.3B – $4.7B | $3.3B (0%) | after a round | 110 | growing | C | 0% |
| 1 Aug 2025 | $3.4B | $1.3B – $4.8B | $3.4B (0%) | after a round | 124 | growing | C | 0% |
| 1 Sep 2025 | $3.4B | $1.3B – $4.8B | $3.4B (0%) | after a round | 124 | growing | C | 0% |
| 1 Oct 2025 | $3.4B | $1.3B – $4.9B | $3.4B (0%) | after a round | 130 | growing | C | 0% |
| 1 Nov 2025 | $3.4B | $1.2B – $4.9B | $3.4B (0%) | after a round | 130 | growing | C | 0% |
| 1 Dec 2025 | $3.4B | $1.2B – $4.9B | $3.4B (0%) | after a round | 130 | growing | C | 0% |
| 1 Jan 2026 | $3.4B | $1.2B – $4.9B | $3.4B (0%) | after a round | 130 | growing | C | 0% |
| 1 Feb 2026 | $3.4B | $1.3B – $4.9B | $3.4B (0%) | after a round | 130 | growing | C | 0% |
| 1 Mar 2026 | $3.2B | $517M – $4.6B | $3.1B (-4%) | after a round | 130 | up | D | 0% |
| 1 Apr 2026 | $3.3B | $501M – $4.7B | $3.2B (-3%) | after a round | 135 | up | D | 0% |
| 1 May 2026 | $3.4B | $485M – $4.8B | $3.3B (-3%) | after a round | 138 | up | D | 0% |
| 1 Jun 2026 | $3.2B | $466M – $4.5B | $3.2B (0%) | after a round | 138 | up | D | 0% |
| 1 Jul 2026 | $3.2B | $448M – $4.5B | $3.2B (0%) | after a round | 138 | up | D | 0% |
| 1 Aug 2026 | $3.1B | $262M – $4.4B | $3.1B (0%) | after a round | 134 | flat | D | 0% |
| 13 Aug 2026 | $2.6B | $1.7B – $4.3B | $2.8B (+10%) | after a round | 134 | flat | B | 0% |
| 1 Sep 2026 | $2.6B | $1.7B – $4.3B | $2.8B (+9%) | after a round | 135 | flat | B | 0% |
| 1 Oct 2026 | $2.6B | $1.7B – $4.3B | $2.8B (+9%) | after a round | 137 | flat | B | 0% |
| 24 Oct 2026 | $2.6B | $1.7B – $4.3B | $2.8B (+8%) | after a round | 137 | flat | B | 0% |
Key facts about Hydrostor
- Founded
- 2010
- Headquarters
- Toronto, Canada
- Employees
- about 137 +5% in a year
- Total raised
- $717M
- Funding rounds
- 4
- Last round
- Growth Equity Aug 2026
Hydrostor was founded in 2010 by Cameron Lewis and Curtis VanWalleghem.
Hydrostor funding history
Hydrostor has 4 funding rounds on record, from Sep 2019 to Aug 2026, $717M in total. None disclosed a valuation.
Growth Equity 12 Aug 2026
With Canada Growth Fund, Goldman Sachs Alternatives, Canada Pension Plan Investment Board, Baker Hughes, Haatch, Realize Capital Partners.
Sources: castleplacement.com, hydrostor.ca, dwpv.com
$230M
Debt 13 Feb 2025no round page
Led by Canada Growth Fund, Goldman Sachs Alternatives, Canada Pension Plan Investment Board; with Goldman Sachs.
Sources: hydrostor.ca, esgtoday.com, esgnews.com and 1 more
$200M
Growth Equity 10 Jan 2022
Led by Goldman Sachs Asset Management.
Sources: hydrostor.ca, nortonrosefulbright.com, marsdd.com and 2 more
$250M
Growth Equity 19 Sep 2019
With Meridiam, Elemental Energy, Canoe Financial, ArcTern Ventures, MaRS Catalyst Fund, Lorem Partners.
Sources: hydrostor.ca, hydrostor.ca, bestmag.co.uk and 1 more
$37M
Hydrostor investors
14 investors have backed Hydrostor; Canada Growth Fund, Canada Pension Plan Investment Board and Goldman Sachs Alternatives and 1 more led at least one round.
- Canada Growth Fund lead, 2 rounds
- Canada Pension Plan Investment Board lead, 2 rounds
- Goldman Sachs Alternatives lead, 2 rounds
- Goldman Sachs Asset Management lead
- Baker Hughes
- Canoe Financial
- Elemental Energy
- Goldman Sachs
- Lorem Partners
- MaRS Catalyst Fund
- Meridiam
What Hydrostor does
Hydrostor works in renewable energy companies, with 14 recorded offerings and customers in energy and renewable energy.
Hydrostor Inc. is a Canadian energy storage company engaged in the development and operation of long-duration energy storage systems, with a focus on compressed air and water-based solutions. The company provides grid operators and large energy users with energy storage services to support grid stability and renewable energy integration. Hydrostor operates utility-scale facilities and is involved in projects in North America, Australia, and Europe, with a revenue model that includes capacity contracts, arbitrage, and ancillary services. The company is supported by a global team and is committed to sustainable business practices.
Description from Veridion's company data.
Products and services
- Long-Duration Energy Storage System Development
- Compressed Air Energy Storage System Operation
- Water-Based Energy Storage System Operation
- Utility-Scale Energy Storage Facility Management
- Renewable Energy Integration Services
- Grid Decarbonization Solutions
- Energy Arbitrage Services
- Ancillary Energy Services
- Capacity Contract Services
- Energy Storage Project Pipeline Development
- Energy Storage Technology Licensing
- Energy Storage Infrastructure Deployment
- Energy Storage System Scalability Solutions
- Energy Storage System Reliability Solutions
Markets
- Energy
- Renewable Energy
Technology
- Compressed Air Energy Storage
- Water-Based Energy Storage
Business model
- Business-to-Business
- Manufacturing
- Enterprise
Industry codes (NAICS)
- 221118 Other Electric Power Generation 100% match
Questions about Hydrostor
What is Hydrostor worth?
Valuation $2.6B (range $1.7B to $4.3B), as of 24 Oct 2026.
Has Hydrostor raised money?
Hydrostor has 4 funding rounds on record, from Sep 2019 to Aug 2026, $717M in total. None disclosed a valuation.
Who has invested in Hydrostor?
Canada Growth Fund, Canada Pension Plan Investment Board, Goldman Sachs Alternatives, Goldman Sachs Asset Management, ArcTern Ventures and Baker Hughes, and 8 more. Lead investors include Canada Growth Fund, Canada Pension Plan Investment Board, Goldman Sachs Alternatives and Goldman Sachs Asset Management.
How many people work at Hydrostor?
About 137, up 5% over the last year. Headcount grew from 22 in Jan 2021 to 137 in Sep 2026.
What does Hydrostor do?
Hydrostor works in renewable energy companies, with 14 recorded offerings and customers in energy and renewable energy. Its main offerings are long-duration energy storage system development, compressed air energy storage system operation and water-based energy storage system operation.
When was Hydrostor founded, and where is it based?
Hydrostor was founded in 2010 and is based in Toronto, Canada. It has about 137 employees, up 5% over the last year.