dondlinger.build · Construction · 251–500 employees
Last seen 30 Aug 2026
The most recent date Firmable detected Tenna at this company.
Decision makers · 33 on fileSenior people on file at this company. Firmable holds their names, emails and mobiles.
Vice President of Commercial BuildingMobileEmail
Safety DirectorMobileEmail
Unlock names, emails and mobiles in the trial.
Signals Recent events at this company, such as a leadership change, funding or a new office.
Dondlinger & Sons Construction highlights its nationwide facility services division across 50 states. · 17 Sep 2026
Dondlinger & Sons Construction celebrates National Thrift Store Day by highlighting its partnership and safety vest sourcing with Goodwill. · 17 Aug 2026
middlesexco.com · Construction · 251–500 employees
Last seen 26 Aug 2026
The most recent date Firmable detected Tenna at this company.
Decision makers · 152 on fileSenior people on file at this company. Firmable holds their names, emails and mobiles.
Vice President of Operations NEMobileEmail
Vice President of ConstructionMobileEmail
Unlock names, emails and mobiles in the trial.
Signals Recent events at this company, such as a leadership change, funding or a new office.
The Middlesex Corporation announces the expansion of its Paving Division in Orlando, FL, and is hiring for multiple open positions. · 17 Sep 2026
The Middlesex Corporation announces its participation in upcoming engineering and construction career fairs across Northeast and Southeast regions. · 29 Sep 2026
Share of companies with a recorded size, by employees.
No size recorded: 7
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Frequently asked questions
About the Tenna data on this page.
How many companies use Tenna?
Firmable holds confirmed Tenna detections for 90 distinct companies, 30 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Tenna?
Fessler & Bowman, Inc., GR Engineering Services Ltd and Dondlinger & Sons Construction Co. Inc. are among the most prominent in the current set.
What industries use Tenna?
Construction and building, industrial and manufacturing and government and public services lead the set, across 17 industries in total.
What size companies use Tenna?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are Tenna users based?
The United States, Canada, Australia and the Philippines account for most detections, across 13 countries.
How current is this data?
30 companies were confirmed in the last 90 days. Last detection 6 September 2026.
