Company lists · Data refreshed November 2026

Top 24 Architectural and engineering services based in Columbia, United States

Name: Architectural and engineering services based in Columbia, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 63 companies tracked

RevenueBase identified 63 company matches for architectural and engineering services associated with Columbia, United States as of November 2026 and tracks 938 professional contacts across them, including 467 with verified work emails. Across the United States, New York is the largest hub for this category (733 companies); Columbia has 63.

This list covers company matches for architectural and engineering services associated with Columbia, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

63Companies

938Contacts tracked

467Verified emails

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The 24 largest architectural and engineering services based in Columbia, United States

Ranked by team size

Top 24 of 63 company matches for architectural and engineering services based in Columbia, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	GMK Associates, INC	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	51-200	103 contacts →
	Exact match “GMK Associates, Inc, is a multi-disciplinary planning, design, and construction services firm focused on the healthcare, education, government, utility, senior living, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Holt Consulting Company, LLC	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	11-50	54 contacts →
	Exact match “Holt Consulting Company is a multi-discipline engineering firm that provides planning, design, and management services for transportation infrastructure.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Allstate Consultants	Exact match	Columbia, MO, United StatesHQ recorded Nov 6, 2026	11-50	38 contacts →
	Exact match “Allstate Consultants LLC (Allstate) is a comprehensive civil engineering and surveying firm delivering innovative design solutions for public and private sector clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Wallace Architects, LLC	Exact match	Columbia, MO, United StatesHQ recorded Nov 6, 2026	11-50	32 contacts →
	Exact match “Wallace Architects has a broad experience in new construction and the renovation/rehabilitation of existing and historic properties throughout the United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Boudreaux	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	11-50	31 contacts →
	Exact match “Cultivating relationships.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Chao & Associates	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	11-50	28 contacts →
	Exact match “Chao & Associates is a leading boutique civil and structural engineering firm in Columbia, SC.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Garvin Design Group Architecture, Interior Design, And Planning	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	11-50	27 contacts →
	Exact match “Garvin Design Group is a Columbia, South Carolina-based architecture, interior design, and planning firm dedicated to a client-first delivery model.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Coil Construction	Exact match	Columbia, MO, United StatesHQ recorded Nov 6, 2026	11-50	26 contacts →
	Exact match “Coil offers planning, design/build and construction management services for professional, retail, healthcare, industrial and institutional construction.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	KK Engineering LLC	Exact match	Columbia, MD, United StatesHQ recorded Nov 6, 2026	1-10	25 contacts →
	Exact match “We have in-depth experience in HVAC, Electrical, and Plumbing; smoke management, and fire-protection systems design for institutional, commercial, and residential facilities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Daniel Consultants, INC	Exact match	Columbia, MD, United StatesHQ recorded Nov 6, 2026	11-50	24 contacts →
	Exact match “DCI is a full-service transportation engineering firm with the expertise to complete a multifaceted project from start to finish.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Columbia Engineering, INC	Exact match	Columbia, MD, United StatesHQ recorded Nov 6, 2026	11-50	20 contacts →
	Exact match “Columbia Engineering, Inc, a structural consulting firm located in Columbia, Maryland, provides design and consulting services for new and existing structures, condition surveys…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	SOA Architecture	Exact match	Columbia, MO, United StatesHQ recorded Nov 6, 2026	11-50	20 contacts →
	Exact match “SOA Architecture creates inspiring places for people to work, play, learn, and live.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Buford Goff & Associates, NOW Imeg	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	11-50	19 contacts →
	Exact match “We are now part of IMEG.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Pwarchitects, INC	Exact match	Columbia, MO, United StatesHQ recorded Nov 6, 2026	11-50	19 contacts →
	Exact match “Founded in 1978, PWA offers planning, architectural, interior and sustainable design services to a wide variety of education, corporate, healthcare, government and private clients…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Quackenbush Architects Planners	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	11-50	12 contacts →
	Exact match “We are a full-service architecture and planning firm located in Columbia, South Carolina specializing in institutional, civic, educational, and commercial projects.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Phase ONE Design	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	1-10	11 contacts →
	Exact match “Architectural Design, Construction Consulting, and Planning Firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Carlisle Associates INC	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	11-50	10 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	JHS Architecture Integrated Design, INC	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	11-50	9 contacts →
	Exact match “JHS Architecture: Integrated Design, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Enviro Agscience, INC	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	51-200	9 contacts →
	Exact match “We provide construction and construction management services for customers in highly demanding sectors, including government, military, hospitality, automotive, education and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Carlson Structural Engineering	Exact match	Columbia, MD, United StatesHQ recorded Nov 6, 2026	1-10	8 contacts →
	Exact match “We are a structural engineering consulting firm that was founded to provide exceptional, professional service to owners and managers of large scale residential and commercial…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Anthony Management Group	Exact match	Columbia, MD, United StatesHQ recorded Nov 6, 2026	11-50	7 contacts →
	Exact match “The Anthony Management Group LLC is SBA 8(a) Certified and a Service Disabled Veteran Owned Small Business that provides management consulting and related services in support of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Gardner Engineering, INC	Exact match	Columbia, MD, United StatesHQ recorded Nov 6, 2026	1-10	7 contacts →
	Exact match “Gardner Engineering is a consulting firm specializing in building and site repair and restoration.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Timberlake Engineering, A Custom Engineering Company	Exact match	Columbia, MO, United StatesHQ recorded Nov 6, 2026	11-50	7 contacts →
	Exact match “Welcome to Timberlake Engineering, a Custom Engineering Company Our business philosophy has always been to provide practical designs to our clients and high quality, personal…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Seed Architecture	Exact match	Columbia, SC, United StatesHQ recorded Nov 6, 2026	1-10	7 contacts →
	Exact match “Seed Architecture is dedicated to the development of relationship based design and the service of growth oriented clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “architectural and engineering services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 24 of 63 architectural and engineering services based in Columbia, United States

See the full list, filter by size, metro and specialty, and access 467 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Architectural and engineering services based in Columbia, United States at a glance

As of Nov 6, 2026

49.8%Verified-email coverage

14.9Average contacts per company

1-10Median size (employees)

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole United States list rather than for Columbia, so it is reported there. Company counts and contact totals on this page are exact for Columbia, over 63 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Columbia, United States whose business descriptions match “architectural and engineering services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 467 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Architectural and engineering services by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “architectural and engineering services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many architectural and engineering services are there based in Columbia, United States?

RevenueBase identified 63 company matches for architectural and engineering services associated with Columbia, United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

GMK Associates, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most architectural and engineering services?

New York leads the United States with 733 company records, followed by Houston (349) and Los Angeles (272). Columbia has 63.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 467 professional contacts with verified work emails tracked across these 63 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.