CheckSum: Detailed Company Information & Corporate Profile
Summary
CheckSum, founded in 1987 and headquartered in Arlington, Washington, operates as an independent electronics fabrication company with a team of 10–50 employees and annual revenues between $10 million and $50 million.
Specializing in ICT, flash programming, parallel functional test, PCBA level parallel testing, automated in‑line test systems, and test fixture design, CheckSum delivers precise solutions for the electronics manufacturing sector.
The leadership team includes President and CEO John VanNewkirk, with key roles such as Sales and Business Development Manager Imas Sakin, Director of Global Sales JAMES HOLAVA, Digital Marketing Specialist Larry Kalina, Design Engineer Dan Carson, Mechanical Designer Taylor Miller, and Field Service Manager Fernando Ortiz. Additional specialists cover fixture coordination, inventory management, R&D design engineering, ISP applications, mechanical design, regional technical solutions, APAC sales, and engineering support.
CheckSum serves the Seattle Metropolitan Area (DMA) with a focus on innovative testing and fabrication technologies.
| CheckSum Website | checksum.com |
| Social Links |   |
| Phone Number | +1 360 435 5510 |
| Industries | |
| CheckSum Headquarters Address | 6108 188th St NE, Arlington, Washington, 98223 US |
| Company Size | 10-50 employees |
| Specialities & Services | ICT, Flash Programming, Parallel Functional Test, PCBA Level Parallel Testing, Automated In-Line Test Systems, Test Fixtures |
| DMA Code | Seattle Metropolitan Area |
| Founded | 1987 |
| Estimated Annual Revenue | $10M - 50M |
| Operating Status | Independent Company |
| Updated: | 2026-09-23 |
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 1999 | Privately Held | 100 - 250 | |
| 2001 | Privately Held | 1 - 25 | |
| 1947 | Privately Held | 10-50 | |
| 1962 | - | 25 - 100 |
Estimated Website Traffic
The chart shows a growth in traffic to the checksum.com website. In August, traffic increased to 1792, compared to 1754 in the previous month. The highest traffic in 2026 was recorded in March, reaching 1899 visits.
Workforce Turnover
Length of Employment
CheckSum's workforce includes employees across a wide range of tenure levels.
14% have been with the company for 1 to 2 years7% have been with the company for 3 to 4 years7% have been with the company for 5 to 7 years14% have been with the company for 8 to 10 years57% have been with the company for more than 11 years
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CheckSum Corporate Information: FAQ
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