What departments does Keystone Consultants, LLC have?

Keystone Consultants, LLC has employees across 1 departments including Research.

What is the largest department at Keystone Consultants, LLC?

The largest department at Keystone Consultants, LLC is Research with 1 employees.

Where are Keystone Consultants, LLC employees located globally?

Keystone Consultants, LLC has employees across 3 continents and 3 countries including India, United Kingdom Of Great Britain And Northern Ireland, United States Of America.

How has Keystone Consultants, LLC's team size changed over time?

Keystone Consultants, LLC's team has decreased from approximately 98 to 83 employees based on available data.

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Keystone Consultants, LLC Employee Directory

UtilitiesPennsylvania, United States51-200 Employees

Keystone Consultants, LLC, is a civil engineering, surveying, and environmental consulting firm that operates as part of CLS Company. With more than 30 years of experience, it serves clients in the energy, utility, and telecommunications markets. The firm emphasizes technical quality, responsiveness, and cost effectiveness, aiming to align closely with client needs and be an integrated part of their service teams. Its capabilities cover engineering, surveying, and environmental services to support project delivery.

Based in Pittsburgh, Pennsylvania, the company is a mid-sized practitioner within the utilities sector. A focus on client satisfaction is reflected in a long-standing record of client retention and repeat business.

Keystone Consultants, LLC Global Highlights

North America
101

United States Of America
101

Europe
2

United Kingdom Of Great Britain And Northern Ireland
2

Asia
1

India
1

Keystone Consultants, LLC's Leadership

D. C.
Partner
Mobile Phone
Email
J. H.
Survey Party Chief
Mobile Phone
Email
M. P.
Survey Oprations Manager
Mobile Phone
Email
C. L.
Senior Scientist
Mobile Phone
Email
G. M.
Gis Technician
Mobile Phone
Email

Keystone Consultants, LLC Employee Metrics

100%

50%

2026

2025

Administrative
Program & Project Management
Arts & Design
Business
Accounting
Other
Engineering

Contact profiles from Keystone Consultants, LLC

Name

Title

Contact Info

Location

Last Update

D. C.
Partner
Mobile Phone
Email
United KingdomEngland
May 08, 2024
J. H.
Survey Party Chief
Mobile Phone
Email
Jun 27, 2026
M. P.
Survey Oprations Manager
Mobile Phone
Email
Jun 28, 2026
C. L.
Senior Scientist
Mobile Phone
Email
Oct 16, 2024
G. M.
Gis Technician
Mobile Phone
Email
May 31, 2026

Frequently Asked Questions

What is Keystone Consultants, LLC known for?

Keystone Consultants, LLC was founded in 1991 operates in the Utilities industry; you can contact the main corporate office by phone at

+1-412-278-****

. Explore Keystone Consultants, LLC's company overview page for more information.

What is Keystone Consultants, LLC's most common email format?

Keystone Consultants, LLC employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Keystone Consultants, LLC email formats with LeadIQ.

How many employees does Keystone Consultants, LLC have currently?

Keystone Consultants, LLC has approximately 109 employees as of July 2026. These team members are located across 3 continents, including North AmericaEuropeAsia.

Who are Keystone Consultants, LLC's key employees and leadership?

As of July 2026, Keystone Consultants, LLC's key employees include:

Partner: D. C.
Survey Party Chief: J. H.
Survey Oprations Manager: M. P.
Senior Scientist: C. L.
Gis Technician: G. M.

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Keystone Consultants, LLC Employee Directory

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