RJN Group
Civil Engineering • 
Downers Grove, Illinois, United States • 201-500 Employees
Company overview
| Headquarters | 2655 Warrenville Road, Suite 225, Downers Grove, Illinois 60515, US |
| Phone number | +16306824700 |
| Website | |
| NAICS | 237 |
| SIC | 722 |
| Keywords | Construction Management, Community Outreach, Cso/Sso Management, Flow Monitoring & Hydraulic Modeling, Gis Integration And Mapping, I/I & Sses Studies, Lift/Pump Station Evaluation And Design, Master Planning And Asset Management, Wastewater & Stormwater Collection Systems, Infrastructure Education, Pipeline Condition Assessments, Pressure Pipe Assessments |
| Founded | 1975 |
| Employees | 201-500 |
| Socials |
Key Contacts at RJN Group
Nicole Grabow
Marketing Director
Islam Khallaf
Regional Director
Steve Kilar
Director Of Finance
Dennis Gilbertson
Director Of Innovation Technology
Terrace Stewart
Director Of Infrastructure
Katrina Colbert
Director Of Human Resources
Leslie Fry
Director, Human Resources
RJN Group Email Formats
RJN Group uses 5 email formats. The most common is {first name}.{last name} (e.g., john.doe@rjnmail.com), used 50% of the time.
| Format | Example | Percentage |
|---|---|---|
{first name}.{last name} | john.doe@rjnmail.com | 50% |
{first name}{last name} | johndoe@rjnmail.com | 34.7% |
{first initial}.{last name} | j.doe@rjnmail.com | 9.2% |
{first initial}{last name} | jdoe@rjnmail.com | 5.1% |
{second initial}.{last name} | o.doe@rjnmail.com | 1% |
About RJN Group
RJN Group, named a Best Firm to Work For, is a nationwide, professional engineering and pipeline condition assessment firm, specializing in the delivery of practical solutions for water and wastewater collection and distribution systems. For over 40 years RJN Group has set the standard for providing efficient and innovative solutions to the complex issues associated with the operation and maintenance of underground infrastructure.
RJN Group revenue & valuation
| Annual revenue | $42,200,000 |
| Revenue per employee | $208,000 |
| Estimated valuation?This valuation is estimated based on industry average for the Civil Engineering industry and current estimated revenues | $134,900,000 |
| Total funding | No funding |
Employees by Management Level
Total employees: 201-500
Seniority
Employees
Employees by Department
RJN Group has 112 employees across 10 departments.
Departments
Number of employees
Funding Data
RJN Group has never raised funding before.
RJN Group Tech Stack
Discover the technologies and tools that power RJN Group's digital infrastructure, from frameworks to analytics platforms.
CDN
Security
Live chat
JavaScript libraries
Analytics
Hosting
CMS
Tag managers
Miscellaneous
Security
Miscellaneous
JavaScript libraries
Canada
France
Frequently asked questions
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