CoreStack: Detailed Company Information & Corporate Profile
Summary
CoreStack, founded in 2016 and headquartered in Bellevue, WA, operates as an independent company within the software development sector. With a team of 200–500 professionals, it generates annual revenues between $50 million and $100 million, positioning itself among mid‑sized technology firms in the Seattle Metropolitan Area.
The firm specializes in private, public, and hybrid cloud services, system integration, and cloud tooling. Its portfolio includes end‑to‑end solutions such as cloud‑enabling data centers, prototype/POC development, OpenStack deployments, and a template‑based orchestration engine that supports OpenStack HEAT, TOSCA, and MISTRAL. CoreStack also delivers cloud governance frameworks and multi‑cloud strategies to help customers navigate complex cloud environments.
Leadership at CoreStack features Vice President Shiva Thirumazhusai overseeing innovation, engineering, CISO and DPO responsibilities; Co‑Founder Krishnakumar Narayanan as COO; VP of Engineering Rajesh Mishra; Chief Product Officer Parthu Kishen guiding FinOps and agentic products; and Senior Director AI Scott Tucker. This diverse executive team drives the company’s product development, customer success, and growth initiatives.
| CoreStack Website | corestack.io |
| Social Links |    |
| Phone Number | 1-425-310-5375 |
| Industries | |
| CoreStack Headquarters Address | 3600, 136th PL SE, Bellevue, WA, 98006 US |
| Company Size | 200-500 employees |
| Specialities & Services | Private, Public and Hybrid Cloud Services and System Integration, Cloud Tools, Cloud Enabling Data center, Cloud Prototype/POC, Openstack, CoreStack - Template based Orchestration engine, Openstack HEAT, TOSCA, Openstack MISTRAL, cloud governance, multi-cloud |
| SIC Code | 7371, 7373 |
| NAICS Code | 541511 Custom Computer Programming Services, 541512 Computer Systems Design Services |
| DMA Code | Seattle Metropolitan Area |
| Founded | 2016 |
| Estimated Annual Revenue | $50M - 100M |
| Operating Status | Independent Company |
| Updated: | 2026-09-13 |
CoreStack Org Chart
Chief Executive Officer
C-Level
Chief Revenue Officer
Chief Financial Officer
Chief Technology Officer
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 2009 | Privately Held | 25 - 100 | |
| 2012 | Privately Held | 100 - 250 | |
| 2014 | Privately Held | 25 - 100 | |
| 2012 | - | 100-200 |
Estimated Website Traffic
The chart shows a growth in traffic to the corestack.io website. In August, traffic increased to 1625, compared to 1503 in the previous month. The highest traffic in 2026 was recorded in January, reaching 2653 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
CoreStack's workforce includes employees across a wide range of tenure levels.
9% have been with the company for 1 to 2 years22% have been with the company for 3 to 4 years26% have been with the company for 5 to 7 years22% have been with the company for 8 to 10 years22% have been with the company for more than 11 years
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CoreStack Corporate Information: FAQ
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