Altira Group is a Denver-based venture capital firm investing in breakthrough energy and industrial technology solutions across the energy value-chain. Founded in 1997, the firm partners with entrepreneurs to accelerate the energy transition through digital solutions, industrial automation, and emissions reduction technologies.
31% of their portfolio is in Enterprise Software. Average disclosed round size is $28.4M (across 12 rounds with reported amounts).
Portfolio
8
Fund Size
—
Top Stage
Unknown
Last 12 Mo
0
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
13 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 IOTA Software Inc. | Series A | $10.4M | Sep 2026 |
 Arkestro | Growth | $36M | May 2025 |
| IOTA Software Inc. | Series A | $10.4M | Oct 2024 |
| IOTA Software Inc. | Unknown | $10.4M | Oct 2024 |
 Seeq | Series D | $50M | Aug 2024 |
| Seeq | Series C | $50M | Apr 2021 |
 ThoughtTrace | Unknown | $10M | May 2020 |
| Seeq | Series B | $30M | Jan 2020 |
| LLilliputian Systems | Series C | $40M | Jan 2012 |
 MicroSeismic | Unknown | $7M | Jan 2006 |
| SSeeq Corp | Unknown | $50M | — |
 OPX Biotechnologies | Series B | $36.5M | — |
| OPX Biotechnologies | Seed | — | — |
Top Co-Investors
Second Avenue Partners6 shared
Chevron Technology Ventures5 shared
Insight Partners3 shared
Cisco Investments3 shared
Hanaco Ventures2 shared
Mohr Davidow Ventures2 shared
Braemar Energy Ventures2 shared
Saudi Aramco2 shared
Saudi Aramco Energy Ventures2 shared
Sixth Street Growth1 shared
Prosperity7 Ventures1 shared
New Enterprise Associates1 shared
Activant Capital1 shared
Koch Disruptive Technologies1 shared
Oxy Capital1 shared
McRock Capital1 shared
DBL Partners1 shared
TA Associates1 shared
Hercules Capital, Inc.1 shared
Atlas Venture1 shared
Last updated: 7 October 2026