Insights

Comprehensive Sustainability Larson & Darby Group's commitment to sustainable design and award-winning preservation projects position them as a leader in eco-friendly architecture, presenting opportunities to partner with clients seeking certified green building solutions.

Diverse Portfolio With expertise spanning corporate, healthcare, civic, multi-family housing, and transportation markets, the company can leverage cross-sector experience to attract clients from various industries requiring integrated design and planning services.

Award Recognition Recent recognition for adaptive reuse and preservation enhances the company's reputation, which can be used as a compelling differentiator when engaging potential clients interested in historic restoration and sustainable reuse projects.

Mid-Sized Advantage As a company with 51-200 employees generating revenues up to $25 million, Larson & Darby offers a personalized approach with flexibility that appeals to mid-market clients seeking dedicated and responsive design solutions.

Tech-Enabled Design Utilizing advanced tools like virtual design and a modern tech stack indicates a forward-thinking approach, opening avenues to collaborate with technology-driven organizations seeking innovative architectural and planning services.

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Larson & Darby Group Tech Stack

Larson & Darby Group uses 8 technology products and services including Open Graph, RSS, Shopify, and more. Explore Larson & Darby Group's tech stack below.

Open Graph
Content Management System
RSS
Content Management System
Shopify
E-commerce
JSON-LD
Javascript Frameworks
jQuery Mobile
Mobile Frameworks
PHP
Programming Languages
Yoast SEO
Search Engines
HSTS
Security

Media & News

Larson & Darby Group receives award Certificate of Merit for Adaptive Reuse/Preservation.
Larson & Darby won a Certificate of Merit for Adaptive Reuse/Preservation for its work on the UW Health Sports Factory.
Nov 07, 2017 | www.rrstar.com

Larson & Darby Group's Email Address Formats

Larson & Darby Group uses at least 1 format(s):

Larson & Darby Group Email Formats	Example	Percentage
FLast@larsondarby.com	JDoe@larsondarby.com	87%
FirstLast@larsondarby.com	JohnDoe@larsondarby.com	7%
First.Last@larsondarby.com	John.Doe@larsondarby.com	3%
FMLast@larsondarby.com	JMDoe@larsondarby.com	3%

Frequently Asked Questions

Where is Larson & Darby Group's headquarters located?

Larson & Darby Group's main headquarters is located at 4949 Harrison Avenue Suite 100 Rockford, Illinois 61108 United States. The company has employees across 2 continents, including North AmericaAsia.

What is Larson & Darby Group's phone number?

You can contact Larson & Darby Group's main corporate office by phone at

+1-815-484-****

. 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 Larson & Darby Group's official website and social media links?

Larson & Darby Group's official website is larsondarby.com and has social profiles on LinkedIn.

How much revenue does Larson & Darby Group generate?

As of February 2026, Larson & Darby Group's annual revenue is estimated to be $15M.

What is Larson & Darby Group's SIC code NAICS code?

Larson & Darby Group's SIC code is 8712 - Architectural Services NAICS code is 54131 - Architectural Services.

How many employees does Larson & Darby Group have currently?

As of February 2026, Larson & Darby Group has approximately 58 employees across 2 continents, including North AmericaAsia. Key team members include Chairman Of The Board/Architect: D. R.Director Of Design: G. T.Director Of Construction Administration And Sustainability: M. D.. Explore Larson & Darby Group's employee directory with LeadIQ.

What industry does Larson & Darby Group belong to?

Larson & Darby Group operates in the Architecture and Planning industry.

What technology does Larson & Darby Group use?

Larson & Darby Group's tech stack includes Open GraphRSSShopifyJSON-LDjQuery MobilePHPYoast SEOHSTS.

What is Larson & Darby Group's email format?

Larson & Darby Group's email format typically follows the pattern of FLast@larsondarby.com. Find more Larson & Darby Group email formats with LeadIQ.

When was Larson & Darby Group founded?

Larson & Darby Group was founded in 1963.

Larson & Darby Group

Q: What is Larson & Darby Group's official website and social media links?

Larson & Darby Group's official website is larsondarby.com. Larson & Darby Group has social profiles on LinkedIn.

Q: How many employees does Larson & Darby Group have currently?

Larson & Darby Group has approximately 58 employees.

Q: What technology does Larson & Darby Group use?

Larson & Darby Group's tech stack includes Yoast SEO, Priority Hints, X-Content-Type-Options, WordPress, oEmbed.

Architecture and PlanningIllinois, United States51-200 Employees

Architecture  |  Master Planning  |  Interior Design  |  Structural Engineering  |  
Facility Management  |  Sustainable Design  |  Virtual Design  |  Construction Administration

Larson & Darby Group is an award-winning, full-service architecture, engineering, and interiors design firm. Our interdisciplinary team of experts create thoughtful building and design solutions. We honor our legacy of design quality and relationships by engaging our clients as partners, not projects. Our diverse portfolio includes work in the following markets: corporate/industrial, academic, healthcare, civic/cultural, municipal, liturgical, recreation, multi-family housing, congregate care, senior living, retail/commercial, and transportation.

Company Overview

Headquarters: 4949 Harrison Avenue Suite 100 Rockford, Illinois 61108 United States
Phone number: +1-815-484-****
Website: larsondarby.com
SIC Code: 8712 - Architectural Services
NAICS Code: 54131 - Architectural Services
Founded: 1963
Employees: 51-200