SIMPSON & SIMPSON LLP

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Auditor region Client organizations

Peer Benchmarking

Volume Ranking
#7,095
of 11,147 auditors
Finding Rate
0.0%
16.4% below peer average (16.4%)
Peer Group
4,053
auditors with similar volume

Activity Trends

Audits by Year

Organizations by Year

Top States

By number of organizations

  • CA 1

Federal Programs & Agencies

Top Programs (by audit count)

ALN Program Audits
66.001 AIR POLLUTION CONTROL PROGRAM SUPPORT 1
97.091 HOMELAND SECURITY BIOWATCH PROGRAM 1
66.046 CLIMATE POLLUTION REDUCTION GRANTS 1
66.034 SURVEYS, STUDIES, RESEARCH, INVESTIGATIONS, DEMONSTRATIONS, AND SPECIAL PURPOSE ACTIVITIES RELATING TO THE CLEAN AIR ACT 1
66.956 TARGETED AIRSHED GRANT PROGRAM 1
20.205 HIGHWAY PLANNING AND CONSTRUCTION 1

Top Agencies

  • Homeland Security 1
  • EPA 1
  • Transportation 1

Organization Types

Breakdown of auditee types

  • local 1

Recent Audits

ID Year Date Accepted Organization State Spend
396671 2025 2026-03-30 Bay Area Air Quality Management District CA $5.86M