---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-21-008954"
form_type: "8-K"
ticker: "CERT"
cik: "0001827090"
company_name: "Certara, Inc."
filed_at: "2021-07-15T23:59:59+00:00"
generated_at: "2026-06-30T05:12:30.438771+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Certara expands board to 11; elects Collins and Killefer as directors effective Aug 1, 2021

## Summary
- Board increased from 9 to 11 members effective August 1, 2021, creating Class I and Class II vacancies.
- Cynthia Collins elected as Class II director, Nancy Killefer as Class III director, both effective Aug 1.
- Both new directors appointed to the Audit Committee.
- Compensation follows non-employee director policy; indemnification agreements to be executed.
- The additions are part of routine board expansion, not replacing any departing director.

## SEC filing metadata
- accession: 0001558370-21-008954
- form_type: 8-K
- ticker: CERT
- cik: 0001827090
- company_name: Certara, Inc.
- filed_at: 2021-07-15T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1827090/000155837021008954/0001558370-21-008954-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1827090/000155837021008954/cert-20210715x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-21-008954
- JSON: https://secwatch.observer/filing/0001558370-21-008954.json
- Plain text: https://secwatch.observer/filing/0001558370-21-008954.txt

## Key facts
- Executive change
  Nancy Killefer was elected as Class III director at Certara, Inc..
  - Action: elected
  - Role: Class III director
  source text: Nancy Killefer as a Class III director
  evidence_url: https://www.sec.gov/Archives/edgar/data/1827090/000155837021008954/0001558370-21-008954-index.htm
- Executive change
  Cynthia Collins was elected as Class II director at Certara, Inc..
  - Action: elected
  - Role: Class II director
  source text: the Board elected Cynthia Collins as a Class II director
  evidence_url: https://www.sec.gov/Archives/edgar/data/1827090/000155837021008954/0001558370-21-008954-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.