AeroLeads people directory · profile
Justin Costa Email & Phone Number
Estimator and Project Manager
at
Three Sons Construction LLC
1 work email found
@army.mil
2 phones found area 209
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 100%
Current company
Role
Estimator and Project Manager
Location
Castle Rock, Colorado, United States
Company size
Who is Justin Costa? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Justin Costa is listed as Estimator and Project Manager at Three Sons Construction LLC, a with 21 employees, based in Castle Rock, Colorado, United States. AeroLeads shows a work email signal at army.mil, phone signal with area code 209, and a matched LinkedIn profile for Justin Costa.
Justin Costa previously worked as Estimator at Hei Civil and Estimator & Project Manager at Concrete Curb & Paving. Justin Costa holds Masters Of Public Administration, Public Management from Troy University.
Company email context
Email format at Three Sons Construction LLC
This section adds company-level context without repeating Justin Costa's masked contact details.
{first}.{last}@army.mil
86% confidence
AeroLeads found 1 current-domain work email signal for Justin Costa. Compare company email patterns before reaching out.
Profile bio
About Justin Costa
Civil Estimator at HEI Civil
Listed skills include Customer Service, Microsoft Office, Microsoft Excel, Team Leadership, and 41 others.
Current workplace
Justin Costa's current company
Company context helps verify the profile and gives searchers a useful next step.
Three Sons Construction Llc
14 roles
Justin Costa work experience
A career timeline built from the work history available for this profile.
Estimator
Mar 2024 - Nov 2024
Estimator & Project Manager
Sep 2023 - Mar 2024
Estimator
Jul 2022 - Oct 2023
Estimator
Apr 2021 - Jul 2022
Feb 2018 - Apr 2021
Intern
Aug 2020 - Nov 2020
Web Designer
Don'S Mobile Glass
Sep 2017 - Feb 2018
Project Manager
Jan 2017 - Jul 2017
President
California State University Veterans Club
May 2016 - May 2017
Owner, Web Designer
Rogue Designs And Computers
Jul 2012 - May 2017
It Project Manager
Jun 2014 - Jan 2017
Team Leader, Driver
Oct 2009 - Oct 2015
Shift Supervisor
Oct 2011 - May 2014
Team & coworkers
Colleagues at Three Sons Construction LLC
Other employees you can reach at threesonscon.com. View company contacts for 21 employees →
ZS
Zach Scott
Colleague at Three Sons Construction LlcDenver Metropolitan Area, United States
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JP
Jaime Perez
Colleague at Three Sons Construction LlcParker, Colorado, United States
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JK
Joe Kochevar
Colleague at Three Sons Construction LlcUnited States
View →
DS
David Schoengarth
Colleague at Three Sons Construction LlcEnglewood, Colorado, United States
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JC
Jorge Chaparro
Colleague at Three Sons Construction LlcCommerce City, Colorado, United States
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JE
Janet Elwell
Colleague at Three Sons Construction LlcParker, Colorado, United States
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Zach Scott
Colleague at Three Sons Construction LlcDenver Metropolitan Area, United States
View →
JP
Jaime Perez
Colleague at Three Sons Construction LlcParker, Colorado, United States
View →
JK
Joe Kochevar
Colleague at Three Sons Construction LlcUnited States
View →
DS
David Schoengarth
Colleague at Three Sons Construction LlcEnglewood, Colorado, United States
View →
JC
Jorge Chaparro
Colleague at Three Sons Construction LlcCommerce City, Colorado, United States
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JE
Janet Elwell
Colleague at Three Sons Construction LlcParker, Colorado, United States
View →
5 education records
Justin Costa education
Masters Of Public Administration, Public Management
Onward To Opportunity (O2O) - Project Management Professional (2020)
Bachelor’S Degree, Business Administration And Management, Strategy And Entrepreneurship
Associate’S Degree, Business Administration
California Commercial Drivers License, California Cdl
Western Pacific Truck School
FAQ
Frequently asked questions about Justin Costa
Quick answers generated from the profile data available on this page.
What company does Justin Costa work for?
Justin Costa works for Three Sons Construction LLC.
What is Justin Costa's role at Three Sons Construction LLC?
Justin Costa is listed as Estimator and Project Manager at Three Sons Construction LLC.
What is Justin Costa's email address?
AeroLeads has found 1 work email signal at @army.mil for Justin Costa at Three Sons Construction LLC.
What is Justin Costa's phone number?
AeroLeads has found 2 phone signal(s) with area code 209 for Justin Costa at Three Sons Construction LLC.
Where is Justin Costa based?
Justin Costa is based in Castle Rock, Colorado, United States while working with Three Sons Construction LLC.
What companies has Justin Costa worked for?
Justin Costa has worked for Three Sons Construction Llc, Hei Civil, Concrete Curb & Paving, Elite Surface Infrastructure, and Us Army.
Who are Justin Costa's colleagues at Three Sons Construction LLC?
Justin Costa's colleagues at Three Sons Construction LLC include Zach Scott, Jaime Perez, Joe Kochevar, David Schoengarth, and Jorge Chaparro.
How can I contact Justin Costa?
You can use AeroLeads to view verified contact signals for Justin Costa at Three Sons Construction LLC, including work email, phone, and LinkedIn data when available.
What schools did Justin Costa attend?
Justin Costa holds Masters Of Public Administration, Public Management from Troy University.
What skills is Justin Costa known for?
Justin Costa is listed with skills including Customer Service, Microsoft Office, Microsoft Excel, Team Leadership, Leadership, Inventory Management, Time Management, and Customer Satisfaction.
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