What is Kleinfelder's focus?

Kleinfelder's focus is on improving infrastructure and protecting the environment, providing services across various markets including energy, government, transportation, and water.

What is Kleinfelder's company culture like?

Kleinfelder emphasizes a health and safety culture, corporate social responsibility, and innovation. They also value work-life balance and offer career development opportunities for their employees.

How can I work with Kleinfelder?

Kleinfelder offers career opportunities and encourages interested individuals to explore their job openings, the SkillBridge program, and opportunities to work with their third-party recruiters.

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Kleinfelder

Q: What services does Kleinfelder offer?

Kleinfelder offers a wide range of services, including environmental, geotechnical, design, construction materials engineering and testing, and construction management.

$100.0M revenue • 500 employees • Building C, 2601 Barrington Ct, Hayward, CA, 94545, United States

Last Updated Jun 18, 2026

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Company Overview

Company Name

Kleinfelder

Address

Building C, 2601 Barrington Ct, Hayward, CA, 94545, United States

Website

kleinfelder.com

Phone

(925) 484-1700

Approx. Annual Revenue

$100.0M

Employees

500

Established

1996

Locations

About Kleinfelder

Kleinfelder is a global engineering and consulting firm that has been providing solutions to improve infrastructure and protect the environment since 1961. The company operates in the United States, Canada, and Australia, offering a range of services including environmental, geotechnical, design, construction materials engineering and testing, and construction management. Kleinfelder is committed to delivering bright people and right solutions to its clients across various markets, such as energy, facilities, government, water, and transportation.

Business Profile

Read from the Kleinfelder website on Nov 4, 2026. Hover an item to see the exact wording it came from.

About the website

Website quality (AI-assessed): 8/10 · Current copyright 2026; Complete service and project pages

Recent changes

What changed on the Kleinfelder website and Google listing, as detected by Coldlytics on each visit.

Nov 4, 2026
Estimated revenue band moved from $10M-25M to $25M-100M
Nov 4, 2026
Estimated headcount moved from 101-250 to 251-1000 employees
Nov 4, 2026
LinkedIn Insight tag installed
Nov 4, 2026
Google Ads pixel installed

Coldlytics tracks changes like these across millions of businesses, so you can reach companies the moment they add a pixel, start hiring, or switch software.

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Kleinfelder locations

37 Google Business Profile listings, showing 30.

Location	Google category	Reviews	Status
Building C, 2601 Barrington Ct, Hayward, CAprimary	—	—	Claimed
100 Quin West Stuart Blvd NW Ste 200, Christiansburg, VA	—	—	Claimed
300 Westage Business Center Dr #210, Fishkill, NY	—	—	Claimed
1279 NY-300, Newburgh, NY	—	—	Claimed
400 Capital Blvd Ste 104, Rocky Hill, CT	—	—	Claimed
11221 Dolfield Blvd Ste 107, Owings Mills, MD	—	—	Claimed
3663 Lake Center Dr, Mt Dora, FL	—	—	Claimed
1088 PA-315, Wilkes-Barre, PA	—	—	Claimed
2240 Northpoint Pkwy, Santa Rosa, CA	—	—	Claimed
1200 Veterans Memorial Hwy #300, Hauppauge, NY	—	—	Claimed
981 D, 981 Garcia Ave Ste A, Pittsburg, CA	—	—	Claimed
180 W Michigan Ave Ste 603, Jackson, MI	—	—	Claimed
101 Clinton St #1300, Defiance, OH	Engineering consultant	—	Claimed
454 Anderson Rd S #518, Rock Hill, SC	—	—	Claimed
1701 Brahma Blvd Ste G, Kingsville, TX	—	—	Claimed
10710 Gilroy Rd, Hunt Valley, MD	—	4.2 (16)	Claimed
770 First Ave. Ste 400, San Diego, CA	—	4.7 (16)	Claimed
849 W Levoy Dr #200, Taylorsville, UT	—	4.9 (8)	Claimed
25 Sundial Ave #407w, Manchester, NH	—	4.1 (7)	Claimed
11100 Metric Blvd Ste 100, Austin, TX	—	5.0 (6)	Claimed
9009 Perimeter Woods Dr, Charlotte, NC	Engineering consultant	3.4 (5)	Claimed
Beacon St Ste 8100, Boston, MA	—	5.0 (5)	Claimed
2001 Arch Airport Rd #100, Stockton, CA	—	5.0 (4)	Claimed
12727 E 61st St Ste A, Tulsa, OK	—	3.8 (4)	Claimed
6280 S Valley View Blvd #500, Las Vegas, NV	—	5.0 (3)	Claimed
3913, 200 Corporate Pl Ste 310, Rocky Hill, CT	—	3.7 (3)	Claimed
51 Dutilh Rd #240, Cranberry Township, PA	—	4.3 (3)	Claimed
1745 Dorsey Rd Ste J, Hanover, MD	—	5.0 (3)	Claimed
12000 Aerospace Ave, Houston, TX	—	3.5 (2)	Claimed
1200 E Stan Schlueter Loop Ste 106, Killeen, TX	—	3.5 (2)	Claimed

Engineering Companies near Hayward, CA

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Frequently Asked Questions about Kleinfelder

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Key Decision Makers

Ali Mahan Vice President, East Division Water Market Manager

Felipe Contreras Vice President - Water Operations Manager

Rebecca Katzke Senior Vice President, National Water Market Manager