On the record · Company
CSArch
Research depth
Transactions sourced
At least one recorded transaction has a public source.
Record updated Sept. 11, 2026
Current ownership
Current owner not established
This record does not identify a current owner. That absence is a gap in the record, not a conclusion about ownership.
Ownership and transaction history
Chronology from recorded ownership periods, transactions and reviewed outcome events. Event order does not imply causation.
Oct. 31, 2024
Acquisition announcedR1
Acquirer: Signal Hill Equity Partners · Sponsor: Signal Hill Equity Partners
Recorded history
Sources and evidence
Recorded transaction sources
These support a recorded transaction row. They have not passed the separate evidence-review process.
- R1Signal Hill Invests in CSArch a Leading Architecture, Engineering, and Design Firm Primarily Serving the Education Sector – Signal Hill
Signal Hill Equity Partners · Company announcement · Retrieved Sept. 6, 2026
Supports: Recorded transaction
What we do not know
These are gaps in the public record, not findings about the organization.
- The organization's operating status has not been researched.
- No current public ownership assessment has been published.
Help improve this record
Firsthand experience, public sources and corrections can help close the gaps above.