Mason said tariff uncertainty was causing customers to pause million-dollar orders and pushed the company to consider manufacturing shifts toward India and Taiwan.
SourceMason is the fastest way to take smart devices from idea to end user
Public company, workplace, funding, and market signals
Mason is a Seattle-based enterprise smart-device infrastructure company that sells purpose-built hardware plus a customizable Android-based platform (MasonOS) for fleet management, remote device control, and logistics-heavy deployments.
Primary product
The Mason platform: purpose-built smart devices + MasonOS + device fleet management console/API + integrated logistics/services.
Founded
2015
Headquarters
Seattle, Washington, United States (701 Pike St, Suite 1111)
Team size
20-30 employees
Work style
Flexible
Industry
Software Development
Sub-industry
Smart device infrastructure / IoT platform
Offices
0 jobs at Mason
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Business model
Stage
Series A
Total raised
$25.4M
Latest round
Series A · Aug 2019
Latest amount
$25M
Leadership
CEO / Founder & President
Chief Operating Officer / Chief Financial Officer
Director of APAC Operations
Sr. Human Resources Partner
Vice President of Operations
Investors
Public signals suggest a mission-driven, values-oriented hardware/software team with an emphasis on learning, collaboration, and flexibility; perks and culture signals include weekly lessons, team lunches, board-game Fridays, quarterly outings, summer barbecues, and dogs in the office.
Work style
Flexible
Visa sponsorship
Limited
Compensation
Public compensation signals include a backend role posted at $80K-$140K plus 0.05%-0.15% equity, along with performance bonuses and an equal-pay policy noted on Built In.
Benefits
Pricing
Quote-based enterprise pricing with flexible usage-based pricing for device fleets.
Differentiators
Technology
Customers
Competitors
Estimated revenue
About USD 8M (LinkedIn company page); third-party estimates vary higher.
Estimated monthly visits
10.5K
Traffic estimate as of Nov 2024
Mason said tariff uncertainty was causing customers to pause million-dollar orders and pushed the company to consider manufacturing shifts toward India and Taiwan.
SourceMason announced a major leadership reshuffle, appointing Webb Stevens as CEO and John Thimsen as CTO while Nancy Xiao moved to president; Webb later described a restructuring/turnaround that cut operating expense sharply and restored positive cash flow.
SourceGeekWire · Apr 2025
Covers Mason’s tariff exposure, customer caution, and supply-chain flexibility strategy; says the company remains profitable and is looking at manufacturing in India and Taiwan.
Mason · Oct 2024
Official product overview highlighting devices for wellness, remote care, and enterprise field use.
Mason Support · Jun 2024
Shows ongoing platform updates including MFA, permissions, X-Ray/logging improvements, and other controller/admin enhancements.
Business Wire · May 2024
Announced Webb Stevens as CEO and John Thimsen as CTO, with Nancy Xiao moving to president and board member.