ProStor Systems
ProStor Systems is a privately held, Boulder, Colorado-based vendor founded in 2004 that built solutions for the cost-effective, long-term archival storage of digital information for enterprise customers, having raised approximately $26.4M in venture funding between 2005 and 2010.
- Company typePrivate
- Founded2004
- HeadquartersBoulder, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What ProStor Systems does
ProStor Systems is a privately held, Boulder, Colorado-based company founded in 2004 that developed solutions for the cost-effective, long-term storage of digital information. The company positioned itself in the enterprise archival and data preservation market — a niche adjacent to backup, compliance retention, and digital preservation — where customers required durable, economical media for storing large volumes of data over extended time horizons. ProStor operated as a small commercial-stage vendor with a headcount in the 11-50 range and maintained an active web presence at prostorsystems.com.
The company built its early commercial base on the back of approximately $26.4 million of institutional venture funding across three rounds between 2005 and 2010. Investors included Boulder Ventures, New Enterprise Associates, Sutter Hill Ventures (lead on the 2006 Series B at $12.2M), and Western Technology Investment. The funding cadence — initial $8.7M in 2005, a $12.2M Series B in mid-2006, and a smaller $5.5M round in July 2010 — suggests aggressive early scaling followed by a marked deceleration in capital deployment by 2010.
No revenue figures, named customers, leadership disclosures, product specifications, or post-2010 corporate actions appear in the supplied source material, which limits the ability to characterize the current operating state, product surface, or commercial traction. The company remains registered as a private for-profit entity headquartered in Boulder, Colorado, with no public ticker or disclosed ownership structure.
ProStor Systems firmographics
Firmographics- Name
- ProStor Systems
- Website
- https://prostorsystems.com
- Company type
- Private
- Founded year
- 2004
- Headcount range
- 11–50 employees
- Short description
- ProStor Systems is a privately held, Boulder, Colorado-based vendor founded in 2004 that built solutions for the cost-effective, long-term archival storage of digital information for enterprise customers, having raised approximately $26.4M in venture funding between 2005 and 2010.
- Ownership category
- akta.pro rank
ProStor Systems industry classification
Industry- Product category
- Data Storage Solutions
- NAICS
- Computer Storage Device Manufacturing (334112), Manufacturing and Reproducing Magnetic and Optical Media (3346)
- SIC
- Computer Storage Devices (3572), Magnetic & Optical Recording Media (3695)
- akta.pro primary industry
- Data Protection & Backup Appliances (Backup Targets, Dedup Appliances) (HDACACAI)
- akta.pro secondary industry
- Cloud Media Archive & Cold Storage Services (MPAHAGAF)
Keywords
Where ProStor Systems is headquartered
LocationHeadquarters
- HQ city
- Boulder
- HQ country
- United States
- HQ region
- North America
Markets served
ProStor Systems business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Technology or R&D, Supply Chain, Marketing or Sales, Operations, Others
ProStor Systems product offering
Product offeringCore offering
ProStor Systems provides solutions for the cost-effective, long-term storage of digital information. The company's offerings are designed to help organizations archive and retain digital data over extended periods at lower cost compared to traditional primary storage. ProStor's solutions target the data protection and archival storage segment of the IT infrastructure market.
Differentiator
Problem solved
Functional benefit
Products and services
- Long-term digital information storage solutions Solutions designed for the cost-effective, long-term archival storage of digital information, targeting organizations that need to retain data over extended periods.
Companies that use ProStor Systems
Customer profileIdeal customer profiles1 record
ProStor Systems technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
ProStor Systems partnerships and signals
Strategic signalRecent moves4 records
Expansion highlights2 records
ProStor Systems competitors and assessment
Company assessmentBroad incumbents
- Dell EMC (Dell Technologies): Dell EMC is the dominant enterprise storage incumbent offering a full stack including backup targets, archiving appliances, and data protection software — competing with ProStor for enterprise archive deals.
- NetApp: NetApp provides enterprise storage and data management solutions including long-term archive tiers, overlapping with ProStor's enterprise long-term storage proposition at much greater scale.
- Iron Mountain: Iron Mountain is an established incumbent in long-term records storage, expanding aggressively into digital archiving. It competes with ProStor for the same regulated, retention-driven buyer use cases at greater scale.
- Imation: Imation is a broader removable storage and data protection incumbent that historically overlapped with ProStor's RDX-based product line, serving overlapping backup and archiving customers.
Emerging players
- Backblaze: Backblaze provides cloud-based backup and B2 archive storage, addressing the same long-term digital preservation need as ProStor but via a cloud-native delivery model that competes for the same customer budgets.
- Barracuda Networks: Barracuda offers backup appliances and cloud-integrated data protection that partially overlap with ProStor's SMB backup/archiving positioning, with a more software-led delivery model.
Direct peers
- Quantum Corporation: Quantum provides tape, disk, and archive storage solutions directly overlapping with ProStor's long-term digital storage proposition, particularly in media/entertainment and enterprise archive workflows.
- Spectra Logic: Spectra Logic builds enterprise tape and archive storage solutions for long-term digital preservation — directly comparable to ProStor's positioning in cost-effective, long-duration data retention.
- Overland Storage: Overland Storage (now part of Sphere 3D) delivers tape libraries, RDX, and disk-based backup/archive appliances, competing head-to-head with ProStor for the same SMB and mid-market backup buyers.
- Tandberg Data: Tandberg Data is a direct competitor to ProStor in the RDX removable disk and tape backup storage market, serving the same SMB and enterprise backup/archiving customers with similar cartridge-based technology.
Market position
Strengths3 records
Weaknesses3 records
Competitive moat2 records
Key risks4 records
Key highlights4 records
Customer concentration
ProStor Systems social profiles
Digital presenceProStor Systems financial estimates
Financial estimateRevenue estimate
Valuation estimate
ProStor Systems leadership team
Management profileNumber of profiles
ProStor Systems funding detail
Funding detailFunding overview
Funding rounds3 records
Investors4 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
ProStor Systems M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about ProStor Systems
What does ProStor Systems do?
ProStor Systems provides solutions for the cost-effective, long-term storage of digital information. The company's offerings are designed to help organizations archive and retain digital data over extended periods at lower cost compared to traditional primary storage. ProStor's solutions target the data protection and archival storage segment of the IT infrastructure market.
When was ProStor Systems founded?
ProStor Systems was founded in 2004. It employs 11 to 50 people.
Where is ProStor Systems based?
ProStor Systems is headquartered in Boulder, United States, in the North America region.
Who are ProStor Systems's main competitors?
Broad incumbents on record are Dell EMC (Dell Technologies), NetApp, Iron Mountain and Imation. Emerging players are Backblaze and Barracuda Networks. Direct peers are Quantum Corporation, Spectra Logic, Overland Storage and Tandberg Data.
Does ProStor Systems have an API?
No public API is recorded for ProStor Systems.
What industry is ProStor Systems in?
ProStor Systems's product category is Data Storage Solutions. Its primary akta.pro industry code is HDACACAI, Data Protection & Backup Appliances (Backup Targets, Dedup Appliances), with a secondary code of MPAHAGAF, Cloud Media Archive & Cold Storage Services. Its NAICS code is 334112 and its SIC code is 3572.