Insights

Established Expertise QK's extensive experience in civil engineering and infrastructure projects across California positions it as a trusted partner for large-scale development, offering opportunities to provide advanced engineering technologies and project management solutions tailored to their complex needs.

Regional Presence With multiple offices throughout California, QK offers a regional touchpoint for engaging local government agencies, construction firms, and urban developers, opening avenues for localized tech deployment and consulting services that enhance project efficiency.

Sustainability Focus Although not explicitly detailed, QK's emphasis on environmental permitting and ecology suggests potential for offering environmentally sustainable construction solutions, green technology integration, and compliance software to support their environmental management services.

Growth and Talent QK invests in employee training and professional development, indicating an openness to innovative workforce solutions such as talent management platforms, training software, or collaboration tools to further boost their team capabilities in complex project delivery.

Technology Stack Their current use of cloud computing, website optimization, and security tools suggests a tech-savvy organization receptive to advanced digital solutions, presenting opportunities to introduce integrated project management platforms, data analytics, and cybersecurity enhancements to streamline operations.

QK, Inc. (formerly Quad Knopf) Tech Stack

QK, Inc. (formerly Quad Knopf) uses 8 technology products and services including MySQL, WooCommerce, JSON-LD, and more. Explore QK, Inc. (formerly Quad Knopf)'s tech stack below.

  • MySQL
    Database
  • WooCommerce
    E-commerce
  • JSON-LD
    Javascript Frameworks
  • OWL Carousel
    Javascript Libraries
  • Priority Hints
    Performance
  • PHP
    Programming Languages
  • Vimeo
    Video Players
  • Autoptimize
    Web Platform Extensions

Media & News

QK, Inc. (formerly Quad Knopf)'s Email Address Formats

QK, Inc. (formerly Quad Knopf) uses at least 2 format(s):
QK, Inc. (formerly Quad Knopf) Email FormatsExamplePercentage
FirstL@quadknopf.comJohnD@quadknopf.com
93%
Last@quadknopf.comDoe@quadknopf.com
5%
FLast@quadknopf.comJDoe@quadknopf.com
1%
First@quadknopf.comJohn@quadknopf.com
1%
First.Last@qkinc.comJohn.Doe@qkinc.com
74%
F.Last@qkinc.comJ.Doe@qkinc.com
12%
Last@qkinc.comDoe@qkinc.com
11%
First@qkinc.comJohn@qkinc.com
3%

Frequently Asked Questions

Where is QK, Inc. (formerly Quad Knopf)'s headquarters located?

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QK, Inc. (formerly Quad Knopf)'s main headquarters is located at 901 East Main Street Visalia, California 93292 United States. The company has employees across 5 continents, including North AmericaAsiaEurope.

What is QK, Inc. (formerly Quad Knopf)'s phone number?

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You can contact QK, Inc. (formerly Quad Knopf)'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is QK, Inc. (formerly Quad Knopf)'s stock symbol?

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QK, Inc. (formerly Quad Knopf) is a publicly traded company; the company's stock symbol is QK.

What is QK, Inc. (formerly Quad Knopf)'s official website and social media links?

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QK, Inc. (formerly Quad Knopf)'s official website is qkinc.com and has social profiles on LinkedIn.

What is QK, Inc. (formerly Quad Knopf)'s NAICS code?

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QK, Inc. (formerly Quad Knopf)'s NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does QK, Inc. (formerly Quad Knopf) have currently?

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As of April 2026, QK, Inc. (formerly Quad Knopf) has approximately 253 employees across 5 continents, including North AmericaAsiaEurope. Key team members include Cfo/ Coo: A. A.Vice President Of Business And Operations: A. A.Director Of Community Development & Infrastructure Financing: J. Q.. Explore QK, Inc. (formerly Quad Knopf)'s employee directory with LeadIQ.

What industry does QK, Inc. (formerly Quad Knopf) belong to?

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QK, Inc. (formerly Quad Knopf) operates in the Civil Engineering industry.

What technology does QK, Inc. (formerly Quad Knopf) use?

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QK, Inc. (formerly Quad Knopf)'s tech stack includes MySQLWooCommerceJSON-LDOWL CarouselPriority HintsPHPVimeoAutoptimize.

What is QK, Inc. (formerly Quad Knopf)'s email format?

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QK, Inc. (formerly Quad Knopf)'s email format typically follows the pattern of FirstL@quadknopf.com. Find more QK, Inc. (formerly Quad Knopf) email formats with LeadIQ.

When was QK, Inc. (formerly Quad Knopf) founded?

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QK, Inc. (formerly Quad Knopf) was founded in 1972.

QK, Inc. (formerly Quad Knopf)

Civil EngineeringCalifornia, United States201-500 Employees

Our Company

Since 1972, QK has been helping California grow into the communities we see today. Our company was built by strong values, talented people, and the widespread recognition of our work in the field. We continue to help clients across the state by managing their most challenging infrastructure projects.

QK is built on five distinct areas of expertise that work together to make the built environment possible. We have the industry’s most creative professionals in engineering design and construction management, survey and GIS, urban design and landscape architecture, biology and environmental permitting, and planning.

QK has a diverse staff of nearly 100 employees throughout California – our headquarters in Visalia, as well as locations in Bakersfield, Porterville, Clovis, Hanford, and Merced.

If you are preparing to complete a complex project in California you face a sea of regulations, funding questions, and planning requirements. But you don’t have to do it alone. We’ve been there and done that. We are your expert guides to getting your project done.

Our Team

No one is better at helping clients through the confusing regulations, funding problems, and planning requirements that are part of completing a project in California.

Our employees are the bedrock of the QK brand. Their talent, integrity, and commitment to quality has defined QK’s culture for over four decades and will carry our values into the future.

We are proud to provide our employees with hands-on training, workshops, networking events, tuition reimbursement, sponsored memberships for professional associations, and assistance with obtaining professional licenses.

Are you interested in joining the QK team? Email us at recruiter@qkinc.com to learn more about our career opportunities, benefits, and corporate culture.

Section iconCompany Overview

Headquarters
901 East Main Street Visalia, California 93292 United States
Phone number
Website
qkinc.com
Stock Symbol
QK
NAICS Code
237 - Heavy and Civil Engineering Construction
Founded
1972
Employees
201-500

Section iconFunding & Financials

  • $100M$250M

    QK, Inc. (formerly Quad Knopf)'s revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    QK, Inc. (formerly Quad Knopf)'s revenue is estimated to be in the range of $100M$250M

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