Astro Pak
Astro Pak is a specialty industrial services provider offering precision chemical cleaning, passivation, electropolishing, and ISO-class cleanroom contamination control to regulated industries including pharmaceutical, aerospace & defense, semiconductor, and data centers across 14 locations in the US, Canada, and Puerto Rico.
- Company typePrivate
- Founded1959
- HeadquartersCosta Mesa, United States
- Headcount501–1,000
- GTM typeB2B
- OfferingServices
What Astro Pak does
Astro Pak is a specialty industrial services provider founded in 1959 in Downey, California, originally serving the U.S. space program and now operating 14 locations across the United States, Canada, and Puerto Rico. The company delivers precision chemical cleaning, passivation (including its proprietary UltraPass process), electropolishing, derouging, oxygen cleaning, sanitization and biofilm removal, high-velocity oil flushing, and pipeline pigging services, organized into two divisions: Field & Shop Services (on-site and shop-based) and Cleanroom Services (ISO 14644-1 Class 5, 6, and 7 environments for cleanliness-critical components). The company reports operating the largest contract precision cleaning facility in the United States and meeting over 100 cleaning specifications with more than 100 certifications and process approvals (including ISO 9001, AS9100, and ITAR). Its stated primary verticals are pharmaceutical and biotechnology, semiconductor, military and defense, aerospace and space, and data centers, with secondary exposure to medical device, food and beverage, and power generation. Notable engagements include cleaning components for NASA's Perseverance Rover, supporting the LIGO project with Caltech and MIT (NVR levels of 50 ng/cm²), and serving NASA/JPL, Lawrence Livermore National Laboratory, Disneyland, E&J Gallo Winery, and Pratt & Whitney Rocketdyne.
Astro Pak's underlying technology stack combines proprietary chemical formulations (UltraPass), in-house R&D staffed by PhDs, chemists, and metallurgists, and a network of certified cleanrooms and field depots. The business model is professional services: project-based, quote-driven engagements with multi-year contracts common in regulated end markets, billed under enterprise field sales motions supported by technical sales engineers. Go-to-market combines direct enterprise sales, Lunch & Learn technical training, engineering consulting, and content marketing targeted at engineers and quality professionals. Pharmaceutical accounts for an estimated 65% of revenue per company history. The firm employs 501–1,000 people and runs a coordinated service delivery model across regional field offices and dedicated cleanroom facilities.
In February 2025, The Stephens Group, a private equity firm, acquired Astro Pak after 65 years of independent operation, and the company has since pursued an aggressive roll-up strategy. Astro Pak completed three acquisitions in 2026: Clean Sciences, LLC (March 2026, adding a Northern California cleanroom and semiconductor/defense capability), Purepass Services, Inc. (June 2026, establishing a Canadian presence in Hamilton, Ontario), and Frontline Global Services Inc. (July 2026, adding Texas-based field services including high-velocity oil flushing and fluid purification). Leadership has been substantially rebuilt under PE ownership with appointments including CFO Paul Kromwyk, Chief People Officer Patrick McKeown, and SVP Field Services Kyle Campbell. The company remains privately held under the Astro Pak, LLC legal entity.
Astro Pak firmographics
Firmographics- Name
- Astro Pak
- Legal name
- Astro Pak, LLC
- Website
- https://astropak.com
- Company type
- Private
- Founded year
- 1959
- Operating status
- Operating
- Headcount range
- 501–1,000 employees
- Short description
- Astro Pak is a specialty industrial services provider offering precision chemical cleaning, passivation, electropolishing, and ISO-class cleanroom contamination control to regulated industries including pharmaceutical, aerospace & defense, semiconductor, and data centers across 14 locations in the US, Canada, and Puerto Rico.
- Ownership category
- akta.pro rank
Astro Pak industry classification
Industry- Product category
- Precision Cleaning Services
- SIC
- Services-Testing Laboratories (8734)
- akta.pro primary industry
- Laboratory & Cleanroom Cleaning (IMAIADAD)
- akta.pro secondary industry
- Environmental Monitoring & Cleanroom Testing (GMP) (HLAGADAL)
Keywords
Where Astro Pak is headquartered
LocationHeadquarters
- HQ city
- Costa Mesa
- HQ country
- United States
- HQ region
- North America
Offices10 records
Markets served
Astro Pak business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Infrastructure, Marketing or Sales, Supply Chain
Revenue model
- Field Services: On-site chemical cleaning, passivation, surface reconditioning, and testing services performed by highly trained technicians at customer facilities.
- Shop Services: Out-of-place cleaning services for equipment, parts and sub-systems at nationwide shop locations.
- Cleanroom Services: Precision cleaning, cleanliness verification testing, clean assembly, packaging, and cryogenic testing in ISO certified cleanroom facilities.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Custom project-based pricing |
Go-to-market motion1 record
Distribution channels3 records
Marketing channels6 records
Astro Pak product offering
Product offeringCore offering
Astro Pak provides on-site, shop-based, and cleanroom precision cleaning, passivation (including its proprietary UltraPass process), electropolishing, derouging, sanitization and biofilm removal, oxygen cleaning, pipeline pigging, high velocity oil flushing, and cleanliness verification testing for high-purity industries. The company serves pharmaceutical, biotechnology, semiconductor, aerospace and defense, data center, food and beverage, power generation, oil and gas, and water and wastewater customers through 14 U.S., Canadian, and Puerto Rican locations.
Product overview
Astro Pak is a provider of high-purity and precision cleaning services with two core service divisions: Field & Shop Services and Cleanroom Services. The Field & Shop Services division provides on-site and shop-based chemical cleaning, passivation (including their proprietary Ultra Pass® process), electropolishing, mechanical polishing, derouging, descaling, sanitization and biofilm removal, oxygen cleaning, pipeline pigging, high velocity oil flushing, pressure testing, and pre-operational flush cleaning. The Cleanroom Services division operates ISO 14644-1 certified Class 5, 6, and 7 cleanrooms for precision cleaning of cleanliness-critical components, cleanliness verification testing, clean assembly, packaging, cryogenic and cold shock testing, and mobile laboratory services. The company serves diverse industries including pharmaceutical, biotechnology, semiconductor, aerospace and defense, data centers, food and beverage, power generation, oil and gas, and water treatment. Astro Pak has grown through acquisitions including Clean Sciences, Purepass Services, Frontline Global Services, and Chemko Technical Services, expanding their geographic footprint and service capabilities.
Differentiator
Problem solved
Functional benefit
Brands
- UltraPass: Proprietary passivation process that achieves chrome to iron ratios exceeding ASME BPE recommended minimums.
- SixLog Corp.
Products and services
- Field & Shop Services
Quantifiable outcome
- Chrome-to-iron ratios achieved by UltraPass passivation far exceeds ASME BPE recommended minimums
- +2 more outcomes
Companies that use Astro Pak
Customer profileNamed customers7 records
Segments8 records
Ideal customer profiles6 records
Astro Pak technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
Astro Pak partnerships and signals
Strategic signalScale indicators5 records
Recent moves7 records
Expansion highlights6 records
Astro Pak competitors and assessment
Company assessmentBroad incumbents
- Sotera Health: Operates Sterigenics sterilization and Nelson Labs testing businesses serving medical device, pharmaceutical, and food industries. Comparable to Astro Pak in providing regulated, validated cleaning and sterilization services to life sciences customers with high process and documentation requirements.
- Stericycle: Provides regulated waste management and specialized services to healthcare, pharmaceutical, and industrial customers. Comparable to Astro Pak in serving regulated industries with compliance-driven, on-site and facility-based service delivery.
- Clean Harbors: Largest North American provider of environmental and industrial services, including specialty cleaning, decontamination, and field services. Comparable to Astro Pak in offering on-site industrial cleaning and field technical services to regulated energy, chemical, and manufacturing customers.
- Ecolab: Global leader in water, hygiene, and infection prevention solutions serving food and beverage, healthcare, and industrial customers. Comparable to Astro Pak in providing chemistry-driven cleaning and sanitization services to regulated industries with high purity and compliance requirements.
- Eurofins Scientific: Global testing laboratory services provider serving pharmaceutical, food, environmental, and industrial customers. Comparable to Astro Pak's cleanliness verification testing (ICP-MS, SEM/EDS, FTIR) and analytical services for high-purity manufacturing environments.
- Avantor: Supplier of high-purity materials, chemicals, and lab services to biopharma, healthcare, and advanced technology customers. Comparable to Astro Pak in serving biopharma and high-purity manufacturing customers and providing complementary cleanroom and contamination control expertise.
Direct peers
- ZESTRON: Specializes in precision cleaning chemistry and services for electronics and semiconductor manufacturing. Directly comparable to Astro Pak's precision cleaning and passivation work for semiconductor customers requiring tight contamination control and validated processes.
- Kyzen: Provider of precision cleaning chemistries and on-site cleaning services for electronics, aerospace, and industrial customers. Comparable to Astro Pak in delivering chemistry-led, precision cleaning services with technical consulting for high-purity manufacturing environments.
- MicroCare: Specialty cleaning chemistry and services company serving medical device, electronics, and industrial customers. Comparable to Astro Pak in providing critical cleaning solutions with validated, certified processes and technical support for regulated industries.
- Pace Analytical: Network of testing laboratories offering environmental, life sciences, and industrial testing services. Comparable to Astro Pak's cleanliness verification and contamination analysis capabilities for regulated and high-purity industries.
Market position
Strengths5 records
Weaknesses4 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Astro Pak social profiles
Digital presenceAstro Pak compliance and trust
Trust signalCompliance5 records
Astro Pak financial estimates
Financial estimateRevenue estimate
Valuation estimate
Astro Pak leadership team
Management profileNumber of profiles
Profiles25 records
Astro Pak subsidiaries and ownership
Company hierarchySubsidiaries3 records
Astro Pak funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Astro Pak M&A and investment
M&A and investmentM&A2 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Astro Pak
What does Astro Pak do?
Astro Pak provides on-site, shop-based, and cleanroom precision cleaning, passivation (including its proprietary UltraPass process), electropolishing, derouging, sanitization and biofilm removal, oxygen cleaning, pipeline pigging, high velocity oil flushing, and cleanliness verification testing for high-purity industries. The company serves pharmaceutical, biotechnology, semiconductor, aerospace and defense, data center, food and beverage, power generation, oil and gas, and water and wastewater customers through 14 U.S., Canadian, and Puerto Rican locations.
Is Astro Pak a public or private company?
Astro Pak is a private company. It is classified as private equity controlled and is currently operating.
When was Astro Pak founded?
Astro Pak was founded in 1959. It employs 501 to 1,000 people.
Where is Astro Pak based?
Astro Pak is headquartered in Costa Mesa, United States, in the North America region.
How does Astro Pak make money?
Three revenue lines are on record. Field Services are the primary driver. The others are shop Services and cleanroom Services.
Who are Astro Pak's main competitors?
Broad incumbents on record are Sotera Health, Stericycle, Clean Harbors, Ecolab, Eurofins Scientific and Avantor. Direct peers are ZESTRON, Kyzen, MicroCare and Pace Analytical.
Does Astro Pak have an API?
No public API is recorded for Astro Pak.
What industry is Astro Pak in?
Astro Pak's product category is Precision Cleaning Services. Its primary akta.pro industry code is IMAIADAD, Laboratory & Cleanroom Cleaning, with a secondary code of HLAGADAL, Environmental Monitoring & Cleanroom Testing (GMP). Its SIC code is 8734.