WCD
& Associates

Providing structural engineering solutions you can trust. WCD & Associates (previously known as Cullumber Engineering and Design) was founded in 2021 with the goal of being a firm that attracts the best professionals, provides the most cost-effective results, and offers the best working relationship for both builders and architects

Why Choose Us?

Engineering experience you can stand on

ORGANIZATION

We leverage our ability to organize projects and processes to exceed our client’s expectations and get work done on time and on budget.

RELATIONSHIPS

We have worked with many County and City jurisdictions across California, including Placer, Sacramento, Los Angeles, Napa, and Alameda to name a few. We understand the process!

SATISFACTION

Our growth has been 100% organic and sourced purely through referrals and great work by our employees.

Transportation & Bridge Projects

Supporting your team as a Registered DBE and Small Business

About

Peabody Road Overhead Train Station

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Working with many jurisdictions has allowed us to gain a firm understanding of what is needed to see your project through to completion, wherever it may be located.

Being a registered minority owned DBE, WCD continues to provide transportation/bridge design services throughout California.

Experienced and licensed staff in the following:

  • Independent Bridge Design Checks
  • Quantities and Estimates (BDA)
  • Bridge Inspections (NBIS)
  • Retaining and Sound Wall Designs
  • Maintenance Facilities (Concrete, CMU, and Steel)

Commercial Projects

Engineering experience that shows breadth and depth

About

“WCD played a huge role in the smooth production and success of the Folsom Gymnasium project.” – Sam Barnes

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We have gained experience in nearly every type of commercial work imaginable. If you have something new or unique, let’s talk!

Since day one, WCD & Associates has been specializing in providing unique commercial designs. The variety of projects we do makes us unlike any other firm.

Our work in this market segment has been broad

  • TI and new construction for McDonald’s, Starbucks, Jack-in-the-Box, Raising Cane’s, & SuperStar Car Wash to name a few
  • 100,000+ sq.ft self-storage buildings & leasing offices
  • Metal stairs & guardrails
  • Grow facilities and TI’s
  • Tower conveyors, elevated pools, and water tanks
  • Tilt-up concrete office buildings

Residential Projects

Engineering experience gained by years of in-field hammer swinging

About

“We will use WCD for all future projects and highly recommend them to others as well.” – Sally Cunningham, local home owner

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With thousands of unique residential designs complete, we are ready to take on anything you have planned!

With many employees having real-world residential construction experience, WCD is uniquely equipped to provide constructable solutions for your amazing designs.

Our work in this market segment has been extensive

  • Custom homes
  • Remodels/rebuilds
  • Multifamily balcony and guardrail repairs
  • Spec homes
  • Multi-unit townhome developments

Meet Our Team

Engineering experience you want to join

Wesley Cullumber

Wesley Cullumber

PE, Founder, and CEO

Collin Dilworth

Collin Dilworth

PE, Principal

David Goretoy

David Goretoy

EIT, Lead Engineer I

Eduardo Villalpando

Eduardo Villalpando

EIT, Lead Engineer I

Sobia Arshad

Sobia Arshad

EIT, Staff Engineer II

Pattie Clawson

Patti Clawson

PE, Staff Engineer II

Tashly Hamel

Tashly Hamel

EIT, Staff Engineer II

Emily Courpet

Emily Courpet

CAD Manager

Morgan Lamont

Morgan Lamont

CAD Technician

Macey Goetzel

Macey Goetzel

Office Administrator

Come experience amazing!

JOIN US

News

Engineering experience you want to read about

News

Multi-Unit Residential Construction Over Podiums

Demand for multi-use buildings continues to grow. Utilizing elevated podium slabs allows for these different occupancies. Read More

News

Going to New Heights with Cross-Laminated Timber Shaft Design

Cross-Laminated Timber (CLT) is taking wood shaft design to new heights. Read more

Join our Team

Apply Now!

    Send a PDF of your resume along with your name, phone number, and a brief description as to why you want to work with us, to admin@wcdassociates.com

Balance

Living a meaningful life is what we all strive for as human beings. While work is a part of that life, we support and encourage our team to pursue fulfillment in other ways..

Diverse Experience

If you want to be a well-rounded engineer, this is the place for you! From elevated metal pool frames, to 10,000 sqft custom home, and even to huge commercial concrete tilt-up buildings, we are doing it every day.

Growth Potential

As a small firm with big ambitions, now is the time to join our team. Uniquely positioned as a DBE and minority owned business, we are prepped and ready to grow into a firm with limitless opportunity.

Contact US