Company lists · Data refreshed September 2026

Top 25 Enterprise integration consulting firms based in Seattle, United States

Name: Enterprise integration consulting firms based in Seattle, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 78 companies tracked

RevenueBase identified 78 enterprise integration consulting firms headquartered in Seattle, United States as of September 2026 and tracks 1,588 professional contacts across them, including 695 with verified work emails. New York is the largest hub.

This list covers enterprise integration consulting firms headquartered in Seattle, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 21, 2026 86% judged on-target in blind review

78Companies

1,588Contacts tracked

695Verified emails

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The 25 largest enterprise integration consulting firms based in Seattle, United States

Ranked by team size

Top 25 of 78 enterprise integration consulting firms based in Seattle, United States, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to enterprise integration consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Point B	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	501-1,000	656 contacts →
	Indirect evidence “At Point B, we help organizations adapt and thrive in a world that refuses to stand still.” Source: RevenueBase Database · checked Sep 21, 2026
2	Blackstone EIT	Partial evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	1,001-5,000	270 contacts →
	Partial evidence “Blackstone eIT is a leading System Integrator (SI) and Independent Software Vendor (ISV), globally dedicated to engineering transformative enterprise solutions and intelligent…” Source: RevenueBase Database · checked Sep 21, 2026
3	Nextec Group	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	51-200	155 contacts →
	Indirect evidence “NexTec Group is an award-winning business technology consultancy offering ERP and BI solutions to small and mid-sized businesses.” Source: RevenueBase Database · checked Sep 21, 2026
4	2nd Watch	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	201-500	67 contacts →
	Indirect evidence “2nd Watch is now Ollion.” Source: RevenueBase Database · checked Sep 21, 2026
5	Envorso	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	51-200	51 contacts →
	Indirect evidence “At Envorso, we specialize in guiding businesses through the complexities of modern engineering, software, and digital transformation.” Source: RevenueBase Database · checked Sep 21, 2026
6	Kuelap, INC	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	51-200	39 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026
7	Turnpoint	Partial evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	11-50	29 contacts →
	Partial evidence “Our company is a boutique IT consulting firm providing high-level IT consulting, outsourced IT management, and help desk services to small- and medium-sized businesses in the…” Source: RevenueBase Database · checked Sep 21, 2026
8	R-Cubed Consulting	Strong evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	11-50	18 contacts →
	Strong evidence “R-Cubed Consulting is a top Oracle ERP Cloud consulting firm focused on ERP implementations, cloud migrations, integrations, and process automation.” Source: RevenueBase Database · checked Sep 21, 2026
9	Tokusaku Consulting	Partial evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	11-50	17 contacts →
	Partial evidence “tō·kü·sȯ·kü/ A well thought plan TokuSaku Consulting is a management and technology consulting company dedicated to driving best-of-class solutions with innovative approaches.” Source: RevenueBase Database · checked Sep 21, 2026
10	Olive Goose	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	11-50	16 contacts →
	Indirect evidence “Olive + Goose is an agile, quality-focused company, trusted by small and large businesses alike.” Source: RevenueBase Database · checked Sep 21, 2026
11	OTB Solutions	Partial evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	11-50	14 contacts →
	Partial evidence “We Think Outside the Box to Deliver Exceptional Results If you’re thinking of hiring a consulting firm, consider this: Good consultants bring strategic advice to solve your…” Source: RevenueBase Database · checked Sep 21, 2026
12	Kocer Consulting Engineering, Pllc	Partial evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	11-50	10 contacts →
	Partial evidence “Kocer Consulting + Engineering helps companies become more profitable and sustainable by developing and implementing improvements to operations and systems, and planning for the…” Source: RevenueBase Database · checked Sep 21, 2026
13	Inuix LLC	Partial evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	51-200	9 contacts →
	Partial evidence “IT consulting company focused on CRM and ERP space, We provide consulting services as well as provide qualified CRM & ERP resources to our customer.” Source: RevenueBase Database · checked Sep 21, 2026
14	Devselect, LLC	Partial evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	11-50	8 contacts →
	Partial evidence “DevSelect is a Managerial and Technical consultancy with a long history of process-driven consulting and staffing.” Source: RevenueBase Database · checked Sep 21, 2026
15	Fostec	Partial evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	1-10	8 contacts →
	Partial evidence “Founded in 1998, Fostec is a client-focused Information Technology consulting firm that designs solutions and provides technical expertise to small and mid-sized businesses…” Source: RevenueBase Database · checked Sep 21, 2026
16	Looi Consulting LLC	Strong evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	11-50	7 contacts →
	Strong evidence “Looi Consulting LLC, a dynamic US-based technology consulting and solutions powerhouse, specializes in propelling businesses forward by seamlessly integrating people and…” Source: RevenueBase Database · checked Sep 21, 2026
17	Pythonwise INC	Partial evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	11-50	6 contacts →
	Partial evidence “Pythonwise Inc is leading provider of Information Technology consulting and business process services.” Source: RevenueBase Database · checked Sep 21, 2026
18	Spring SOA	Indirect evidence	Seattle, United StatesHQ checked Sep 21, 2026	1-10	5 contacts →
	Indirect evidence “Spring SOA people provide a range of professional services that help clients to meet challenges and respond to opportunities.” Source: RevenueBase Database · checked Sep 21, 2026
19	Enetics Networks	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	1-10	4 contacts →
	Indirect evidence “Enetics Networks was founded in 1998 to provide smart, cost-effective technology solutions for businesses throughout Washington state.” Source: RevenueBase Database · checked Sep 21, 2026
20	Aerware Technologies	Indirect evidence	Seattle, United StatesHQ checked Sep 21, 2026	1-10	4 contacts →
	Indirect evidence “Innovating for tomorrow” Source: RevenueBase Database · checked Sep 21, 2026
21	Cogenix	Strong evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	1-10	4 contacts →
	Strong evidence “Cogenix offers business consulting, application development and software integration services to our client base.” Source: RevenueBase Database · checked Sep 21, 2026
22	Fellow	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	1-10	3 contacts →
	Indirect evidence “Fellow Inc.” Source: RevenueBase Database · checked Sep 21, 2026
23	joen.io	Strong evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	1-10	3 contacts →
	Strong evidence “A boutique consulting firm based in Seattle, WA with offices in Orange County, CA specializing in Mobile App Development and Integration of Enterprise systems.” Source: RevenueBase Database · checked Sep 21, 2026
24	Haltiner And Company, LLC	Partial evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	51-200	2 contacts →
	Partial evidence “Haltiner and Company is a Seattle based technology consulting firm serving clients across the United States.” Source: RevenueBase Database · checked Sep 21, 2026
25	dev.co	Partial evidence	Seattle, WA, United StatesHQ checked Sep 21, 2026	11-50	2 contacts →
	Partial evidence “Established in 2008 as a advertising & financial software consulting firm, DEV.co brings brings over 12 years of successful leadership to custom software development projects…” Source: RevenueBase Database · checked Sep 21, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: enterprise integration consulting firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names enterprise integration consulting firms.
Partial evidence: Its own public description names part of enterprise integration consulting firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name enterprise integration consulting firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 78 enterprise integration consulting firms based in Seattle, United States

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Enterprise integration consulting firms based in Seattle, United States at a glance

As of Sep 21, 2026

43.8%Verified-email coverage

20.4Average contacts per company

1-10Median size (employees)

353.8%Largest-city concentration · New York

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Email recency for this list is measured across the whole United States list rather than for Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 78 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among enterprise integration consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Seattle, United States whose own description of what they do matches “enterprise integration consulting firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names enterprise integration consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among enterprise integration consulting firms, and records with no verified work email. Companies headquartered outside Seattle are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 695 across the full list. 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 September 21, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Enterprise integration consulting firms by metro in the United States

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names enterprise integration consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many enterprise integration consulting firms are there based in Seattle, United States?

RevenueBase identified 78 enterprise integration consulting firms headquartered in Seattle, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Point B, headquartered in Seattle, tops this list with the largest team on record.

Which city has the most enterprise integration consulting firms?

New York leads with 276 headquartered companies, followed by Houston (239) and Atlanta (186).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 695 verified decision-maker contacts tracked across these 78 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 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 Smart Search, 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.