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Gathering insights about dHA+Calpec

dHA+Calpec Tech Stack

dHA+Calpec uses 8 technology products and services including Amazon Web Services, Google Hosted Libraries, WordPress, and more. Explore dHA+Calpec's tech stack below.

  • Amazon Web Services
    Cloud Hosting
  • Google Hosted Libraries
    Content Delivery Network
  • WordPress
    Content Management System
  • RSS
    Content Management System
  • YUI
    Javascript Libraries
  • jQuery Migrate
    Javascript Libraries
  • HTTP/3
    Web & Portal Technology
  • Google Analytics
    Web Analytics

Media & News

dHA+Calpec's Email Address Formats

dHA+Calpec uses at least 1 format(s):
dHA+Calpec Email FormatsExamplePercentage
FLast@dhacalpec.comJDoe@dhacalpec.com
50%
FLast@dhacalpec.comJDoe@dhacalpec.com
50%

Frequently Asked Questions

Where is dHA+Calpec's headquarters located?

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dHA+Calpec's main headquarters is located at 150 South Arroyo Parkway, Suite 100. The company has employees across 2 continents, including North AmericaSouth America.

What is dHA+Calpec's phone number?

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You can contact dHA+Calpec'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 dHA+Calpec's official website and social media links?

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dHA+Calpec's official website is dhacalpec.com and has social profiles on LinkedIn.

What is dHA+Calpec's SIC code NAICS code?

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dHA+Calpec's SIC code is 8711 - Engineering Services NAICS code is 5414 - Specialized Design Services.

How many employees does dHA+Calpec have currently?

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As of December 2025, dHA+Calpec has approximately 11 employees across 2 continents, including North AmericaSouth America. Key team members include Vice-President: A. I.Project Manager: C. C.Project Manager: G. A.. Explore dHA+Calpec's employee directory with LeadIQ.

What industry does dHA+Calpec belong to?

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dHA+Calpec operates in the Design Services industry.

What technology does dHA+Calpec use?

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dHA+Calpec's tech stack includes Amazon Web ServicesGoogle Hosted LibrariesWordPressRSSYUIjQuery MigrateHTTP/3Google Analytics.

What is dHA+Calpec's email format?

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dHA+Calpec's email format typically follows the pattern of FLast@dhacalpec.com. Find more dHA+Calpec email formats with LeadIQ.

When was dHA+Calpec founded?

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dHA+Calpec was founded in 1949.

dHA+Calpec

Design ServicesCalifornia, United States11-50 Employees

d’Autremont-Helms & Associates, Inc. (dHA) was founded in 1949 as an engineering firm offering expertise in the area of Mechanical and Plumbing consulting engineering services.  CALPEC Engineering, Inc. (CALPEC) was incorporated in 1984 as an engineering firm offering expertise in the area of Electrical consulting engineering service.  In 2013, d’Autremont-Helms and CALPEC combined their engineering expertise to become dHA+Calpec.  Together, we will be able to provide full Mechanical, Electrical and Plumbing (MEP) consulting engineering services.

We are constantly striving to be the firm of choice for our clients by producing technical products in a timely manner with exceptional quality and upholding an excellent reputation for achieving these goals on a consistent basis. dHA + CALPEC also takes great pride in the government agencies and private sector relationships we have established over the years, allowing us to better represent our clients and successfully see projects through from beginning to end.
dHA + CALPEC is committed to quality engineering service.  We believe that our firm’s value to our clients is from providing a motivating and empowering environment within our staff. dHA + CALPEC embodies these basic principles:  financial strength, satisfied clients, and a motivated team of engineers and administrative staff members.
With our combined experience of more than 90 years as consulting engineering firms, we have acquired vast experience from a wide array of projects.  Over the span of this time, it is this experience, the quality of service offered, together with an uncompromising dedication to serving our clients that sets us apart.

Section iconCompany Overview

Headquarters
150 South Arroyo Parkway, Suite 100
Phone number
SIC Code
8711 - Engineering Services
NAICS Code
5414 - Specialized Design Services
Founded
1949
Employees
11-50

Section iconMedia & News

Section iconFunding & Financials

  • $1M$10M

    dHA+Calpec's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    dHA+Calpec's revenue is estimated to be in the range of $1M$10M

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