Insights

Specialized Compliance Whitson CM is a specialized environmental services firm with a strong track record in NPDES Construction General Permit management, SWPPP and WPCP development, and stormwater compliance for a broad set of public and private sector clients. This positions them as a go-to partner for developers, municipalities, and utility providers facing strict permitting and compliance requirements.

Strong Compliance Reputation The firm claims a spotless compliance history with no violations on Whitson CM managed projects, which can be leveraged in sales discussions to mitigate risk concerns for clients undertaking regulated construction and infrastructure programs.

California Focus With California-centric expertise and a California-certified staff, Whitson CM is well-suited to win opportunities in state and local government projects, Caltrans-related work, and municipal contracts within Southern and Central California.

Strategic Partnerships Past collaboration with partners like California Filtration Specialists demonstrates capability in integrated solutions such as rainwater harvesting, suggesting cross-sell opportunities around environmental improvements, water efficiency, and sustainable site design for new developments.

Growth Readiness A revenue range of 1M to 10M and a small- to mid-sized team indicate agility and potential for rapid expansion through broader project scopes, including larger public works, retrofit programs, and multi-site environmental compliance rollouts. Ideal for channel or strategic account selling with higher annual contract values.

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Whitson CM Tech Stack

Whitson CM uses 8 technology products and services including iCIMS, WordPress, Shopify, and more. Explore Whitson CM's tech stack below.

Whitson CM's Email Address Formats

Whitson CM uses at least 4 email formats:
Whitson CM Email FormatsExamplePercentage
FLast@whitsoncm.comJDoe@whitsoncm.com
68%
Last@whitsoncm.comDoe@whitsoncm.com
16%
First@whitsoncm.comJohn@whitsoncm.com
11%
First.Last@whitsoncm.comJohn.Doe@whitsoncm.com
5%

Frequently Asked Questions

What is Whitson CM's phone number?

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You can contact Whitson CM'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 Whitson CM's official website and social media links?

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Whitson CM's official website is whitsoncm.com and has social profiles on LinkedIn.

How much revenue does Whitson CM generate?

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As of July 2026, Whitson CM's annual revenue is estimated to be $1M - $10M.

What is Whitson CM's SIC code and NAICS code?

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Whitson CM's SIC code is 7299 - Miscellaneous Personal Services, Not Elsewhere Classified and NAICS code is 54162 - Environmental Consulting Services.

How many employees does Whitson CM have currently?

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As of July 2026, Whitson CM has approximately 11 employees across 1 continents, including North America. Key team members include Office Manager: A. F., Storm Water Inspector Estimator: A. W. and Environmental & Stormwater Management: J. S. Explore Whitson CM's employee directory with LeadIQ.

What industry does Whitson CM belong to?

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Whitson CM operates in the Environmental Services industry.

What technology does Whitson CM use?

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Whitson CM's tech stack includes iCIMS, WordPress, Shopify, Mailchimp, Microsoft 365, Google Cloud, Swiper and Piwik PRO Core.

What is Whitson CM's email format?

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Whitson CM's email format typically follows the pattern of FLast@whitsoncm.com. Find more Whitson CM email formats with LeadIQ.
Whitson CM logo

Whitson CM

Environmental ServicesCalifornia, United States11-50 Employees

Whitson Contracting & Management, Inc. (Whitson CM) operates in the environmental services sector, focusing on storm water compliance and construction management. Its primary service is managing all aspects of the NPDES Construction General Permit for construction sites across Southern and Central California, supported by a California-certified staff with diverse backgrounds in construction management, engineering, environmental management, and regulatory work. The firm prepares and administers Storm Water Pollution Prevention Programs, Water Pollution Control Plans, and Storm Water Management Plans for municipalities and other clients, including state and local agencies, utilities, developers, and contractors, among others. Based in the San Diego region, Whitson CM emphasizes serving multiple customer types while maintaining a track record of mitigating violations on projects and acting as an owner’s agent to align interests among stakeholders involved in a project. The company was established in 2002 as a response to its early role in road and civil construction projects and has continued to operate with a focus on compliance and project management throughout California. A recent development noted is the company’s participation in the CASQA 2025 annual conference, reflecting ongoing engagement with industry peers.

Section iconCompany Overview

Phone number
SIC Code
7299 - Miscellaneous Personal Services, Not Elsewhere Classified
NAICS Code
54162 - Environmental Consulting Services
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    Whitson CM's revenue is estimated to be in the range of $1M - $10M

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