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Largest Indianapolis-Area
Environmental Consulting Firms

(Ranked by 2018 local environmental consulting billings)

Rank 2018 rank	Firm Address Telephone / Website	Local Env. Cons. Billings: 2018 2017	Local FTE Employees % of Total Billings	Environmental: Scientists Engineers	Certified: Professional Geologists Hazmat Managers	Primary Services	Head(s) of Local Office, Title(s) Owner(s)	Estab. Locally
1 2	August Mack Environmental Inc. 1302 N. Meridian St., Suite 300, 46202 317-916-8000 / augustmack.com	$21.7 million $21.0 million	115 75	DND 4	13 11	health and safety compliance, due diligence and investigation, remediation and closure	John Spearin, corporate manager Geoffrey A. Glanders; Bryan K. Petriko	1988
2 1	Patriot Engineering and Environmental Inc. 6150 E. 75th St., 46250 317-576-8058 / patrioteng.com	$20.6 million $21.6 million	200 100	38 23	12 5	site assessments, training, permitting, UST, voluntary remediation program, risk integrated system of closures, IH, asbestos	Richard E. Kraft, principal engineer; James Sherer, principal Richard E. Kraft; James Sherer	1995
3 3	Commonwealth Engineers Inc. 7256 Company Drive, 46237 317-888-1177 / commonwealth-engineers.com	$18.7 million $14.1 million	85 100	DND DND	DND DND	civil and environmental engineering consulting	Albert Stong, president Albert Stong; Brian Desharnais(1); Ann Dryer; Brady Dryer; Roger Kottlowski; Benjamin Adams; David Hynes; Jeremy Hardy; Andrew Robarge; Robert Bellucci; Eric Parsley; Toby Church	1974