Onyx Group
Architecture and PlanningVirginia, United States51-200 Employees
The Onyx Group was acquired by The Diallo Group in December 2024, marking a key milestone in our strategic growth.
Insights
Gathering insights about Onyx Group…
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Onyx Group Tech Stack
Onyx Group uses 8 technology products and services including MySQL, oEmbed, Microsoft 365, and more. Explore Onyx Group's tech stack below.
- MySQLDatabase
- oEmbedDev Tools
- Microsoft 365Email
- jQuery MigrateJavascript Libraries
- IsotopeJavascript Libraries
- Google MapsMaps
- ElementorPage Builders
- PHPProgramming Languages
Onyx Group's Email Address Formats
Onyx Group uses at least 2 format(s):
| Onyx Group Email Formats | Percentage |
| FLast@onyxgroup.com | 84% |
| First@onyxgroup.com | 12% |
| FMiddleLast@onyxgroup.com | 2% |
| Last@onyxgroup.com | 2% |
Frequently Asked Questions
What is Onyx Group's phone number?
You can contact Onyx Group's main corporate office by phone at +1-703-548-****
What is Onyx Group's official website and social media links?
Onyx Group's official website is diallogrp.com and has social profiles on LinkedIn.What is Onyx Group's SIC code NAICS code?
Onyx Group's SIC code is 8712 - Architectural Services NAICS code is 54131 - Architectural Services.How many employees does Onyx Group have currently?
As of December 2025, Onyx Group has approximately 58 employees across 3 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: O. D.President: A. M.Owner: T. G.. Explore Onyx Group's employee directory with LeadIQ.What industry does Onyx Group belong to?
Onyx Group operates in the Architecture and Planning industry. What technology does Onyx Group use?
Onyx Group's tech stack includes MySQLoEmbedMicrosoft 365jQuery MigrateIsotopeGoogle MapsElementorPHP. What is Onyx Group's email format?
Onyx Group's email format typically follows the pattern of FLast@onyxgroup.com. Find more Onyx Group email formats with LeadIQ. When was Onyx Group founded?
Onyx Group was founded in 1982.
Company Overview
- Phone number
- +1-703-548-****
- Website
- diallogrp.com
- SIC Code
- 8712 - Architectural Services
- NAICS Code
- 54131 - Architectural Services
- Founded
- 1982
- Employees
- 51-200
Funding & Financials
- $1M$10M
Onyx Group's revenue is estimated to be in the range of $1M$10M
Funding & Financials
- $1M$10M
Onyx Group's revenue is estimated to be in the range of $1M$10M
Company Leadership
O. D.Chief Executive Officer- A. M.President
T. G.Owner- G. M.Owner
H. M.National Sales And Marketing Director
Employee Directory
- J. T.Director Of Finance
- C. D.Project Manager/Senior Planner
- H. C.Project Manager
- K. R.Quarry Manager
- P. R.Principal
1-888-653-2347 
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