Name: Grinn
Address: Strzegomska 140A, Wrocław, Poland, 54-429, PL
Telephone: +48 530 919 119
Price range: $50 - $99
Rating: 4.8

Electronic design for a smarter world

Electronic solutions for IoT

At Grinn we build IoT solutions by designing and manufacturing electronic devices. We transform our clients ideas into real products by carrying them through a comprehensive process: from needs analysis to mass production of the devices. We are distinguished by software and hardware competences and a flexible approach that will transform your concept into a tangible solution.

We serve a range of industries

Min project size
$10,000+
Hourly rate
$50 - $99 / hr
Employees
50 - 249
Locations
Wrocław, Poland
Year founded
Founded 2008

Overview by:

Łukasz Gajda

Chief Technology Officer About the Team

Service Lines

IoT Development: 40%
Product Design: 40%
Custom Software Development: 20%

Select Focus Area

Application Platforms

Linux server: 70%
Other app platform: 30%

Product Design Focus

Hardware Design & Development: 35%
Prototype Design: 35%
3D Modeling & Printing: 15%
Computer Aided Design (CAD): 15%

Programming & Scripting

C: 30%
C++: 30%
Python: 30%
Go: 10%

Industries

Automotive: 10%
Consumer products & services: 10%
GPS, Navigation & GIS: 10%
Hospitality & leisure: 10%
Information technology: 10%
Manufacturing: 10%
Medical: 10%
Other industries: 10%
Supply Chain, Logistics, and Transport: 10%
Telecommunications: 10%

Clients

Midmarket ($10M - $1B): 40%
Small Business (<$10M): 40%
Enterprise (>$1B): 20%

Pricing Snapshot

Min. project size $10,000+

Avg. hourly rate $50 - $99 /hr

Rating for cost 4.7 /5

What Clients Have Said

Grinn is praised for providing good value for cost, with project investments ranging from $175,000 to $410,000. Clients appreciate their effective communication and problem-solving abilities, though some noted occasional project management issues. Overall, they deliver quality work that meets expectations.

This summary is based on verified Clutch reviews.

Most Common Project Size

$200,000 - $999,999 based on 8 reviews

< $49,999 $50,000 - $199,999 $200,000 - $999,999 > $1,000,000

Learn more about SEO pricing

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Grinn Review Insights

Overall Review Rating

4.8

Quality 4.7
Schedule 4.4
Cost 4.7
Willing to Refer 4.8

Top Mentions

Review Highlights

Outstanding Problem-Solving Skills

Grinn is recognized for its ability to solve complex problems and find creative solutions. Their proactive approach and willingness to explore new technologies are highly appreciated by clients.
Excellent Customer Service

Grinn is commended for its high level of customer service, characterized by responsiveness and attentiveness to client needs. Their customer-focused approach contributes to strong client relationships.
Impressive Project Management

Grinn is noted for its effective project management and the ability to deliver on time and within budget. They maintain clear communication and adapt to client needs, ensuring smooth project execution.
Room for Improvement in Planning

Some clients noted that Grinn could improve their planning processes to avoid project delays. Better planning might enhance their already strong project management capabilities.
High-Quality Deliverables

Clients are satisfied with the quality of Grinn's deliverables, which often exceed expectations. The company is praised for its rigorous approach to testing and development, ensuring reliable and effective products.
Innovative and Collaborative Approach

Grinn's collaborative spirit and innovative approach make them a valuable partner for clients. Their ability to work closely with clients and maintain open communication is a noted strength.

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Grinn Reviews

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Product Design
Hardware Design & Development
+1
$10,000 to $49,999
Jan. 2023 - Ongoing

4.5

Quality: 5.0

Schedule: 2.5

Cost: 4.5

Willing to Refer: 4.5

"Their knowledge and personal relations are super good."

Oct 7, 2024

CSO, Electrical Installation Company

Peter Tune

Construction
Copenhagen, Denmark
1-10 Employees
Online Review
Verified

An electrical installation company hired Grinn to upgrade their inductive coupling solution. The team developed and completed a system that could add digital markings to electrical wires.

Grinn delivered a physical solution according to the project's specifications. Although there were some delays, Grinn's deliveries were excellent. The team communicated via in-person and virtual meetings, email, and messaging apps. The team's knowledge and personal relations were excellent.

The client submitted this review online.

BACKGROUND

Please describe your company and position.

I am the CSO of Simplewire

Describe what your company does in a single sentence.

Digital marking of electrical installations

OPPORTUNITY / CHALLENGE

What specific goals or objectives did you hire Grinn to accomplish?

Upgrade solution to inductive coupling

SOLUTION

How did you find Grinn?

Referral

Why did you select Grinn over others?

High ratings
Good value for cost

How many teammates from Grinn were assigned to this project?

2-5 Employees

Describe the scope of work in detail. Please include a summary of key deliverables.

Develop and finalize a system that can add digital marking to electrical wires.

RESULTS & FEEDBACK

What were the measurable outcomes from the project that demonstrate progress or success?

Physical solution/system

Describe their project management. Did they deliver items on time? How did they respond to your needs?

We have had some delays, but over all the deliveries have been great

What was your primary form of communication with Grinn?

In-Person Meeting
Virtual Meeting
Email or Messaging App

What did you find most impressive or unique about this company?

Their knowledge and personal relations are super good

Are there any areas for improvement or something Grinn could have done differently?

Planning

RATINGS

4.5

Custom Software Development IoT Development Product Design
Confidential
Jan. 2020 - Jan. 2021

4.0

Quality: 4.0

Schedule: 3.0

Cost: 4.0

Willing to Refer: 5.0

"We were happy with the project management."

Jul 5, 2023

Marketing Manager, Deltronic Security AB

Anonymous

Other industries
Sweden
1-10 Employees
Online Review
Verified

Grinn was hired by a fire protection company for product development services. They created a low-power wide-area network and were tasked with designing the hardware and testing the product.

Grinn delivered a product that was ready for launch, meeting expectations. They communicated with the client via virtual meetings, email, and a messaging app. Overall, they managed the project efficiently and were quick in responding to the client's concerns.

The client submitted this review online.

BACKGROUND

Please describe your company and position.

I am the Marketing Manager of Deltronic Security AB

Describe what your company does in a single sentence.

Wholesaler of fire protection.

OPPORTUNITY / CHALLENGE

What specific goals or objectives did you hire Grinn to accomplish?

Product development of LoRaWAN communication

SOLUTION

How did you find Grinn?

Referral

Why did you select Grinn over others?

Referred to me

How many teammates from Grinn were assigned to this project?

2-5 Employees

Describe the scope of work in detail. Please include a summary of key deliverables.

Development of LoRa card. Software development, wireless connectivity, hardware design and production test development.

RESULTS & FEEDBACK

What were the measurable outcomes from the project that demonstrate progress or success?

A product ready for market launch in 2023.

Describe their project management. Did they deliver items on time? How did they respond to your needs?

We were happy with the project management.

What was your primary form of communication with Grinn?

Virtual Meeting
Email or Messaging App

What did you find most impressive or unique about this company?

Helpful, providing good support and deliverables.

Are there any areas for improvement or something Grinn could have done differently?

Quicker response and more communication.

RATINGS

4.0

Custom Software Development IoT Development Product Design
C
Confidential
Feb. 2022 - May 2023

5.0

Quality: 5.0

Schedule: 5.0

Cost: 5.0

Willing to Refer: 5.0

"Their know-how and competencies are impressive."

May 3, 2023

Executive, IT Company

Anonymous

Business services
Arhus, Denmark
1-10 Employees
Online Review
Verified

Grinn provided custom software development services for an IT company. The team built for the client a sensor device that can collect and transmit vibration data.

Thanks to Grinn, the client experienced an increase in customer interest and slaes. The vedor promoted effective communication via email and virtual meetings. Ultimately, the client was delighted with the partnership.

The client submitted this review online.

BACKGROUND

Please describe your company and position.

I am an executive at an IT company

Describe what your company does in a single sentence.

Predictive maintenance for rotating machines.

OPPORTUNITY / CHALLENGE

What specific goals or objectives did you hire Grinn to accomplish?

Build a sensor device that can collect and transmit vibration data.

SOLUTION

How did you find Grinn?

Referral

Why did you select Grinn over others?

Referred to me

What was the size of Grinn’s team?

2-5 Employees

Describe the scope of work in detail. Please include a summary of key deliverables.

Both hardware and embedded software for sensor device capable of collecting and sending vibration data through a cellular connection.

RESULTS & FEEDBACK

What were the measurable outcomes from the project that demonstrate progress or success?

Customer interest and sales

Describe their project management. Did they deliver items on time? How did they respond to your needs?

Yes

What was your primary form of communication with Grinn?

Virtual Meeting
Email or Messaging App

What did you find most impressive or unique about this company?

Their know-how and competencies are impressive.

Are there any areas for improvement or something Grinn could have done differently?

RATINGS

5.0

Showing 11-13 of 13 Reviews

Our Story

We are Grinn - an electronics design company dedicated to building IoT solutions from a scratch. We take care of hardware design, mechanical engineering, embedded software development, and production management tasks.

Our passion for innovation and commitment to excellence have made us a trusted partner in delivering cutting-edge technology solutions.

Meet the Team

What Sets Us Apart

18+ Years of Unstoppable Development

With over 18 years in IoT and electronics design, we bring deep expertise to every challenge. Our track record reflects unwavering commitment to quality, adaptability, and cutting-edge technology.

200+ Delivered Projects

We've transformed more than 200 ideas into market-ready products across hardware, software, and connected systems. Each project demonstrates our execution excellence from concept to production.

Multi-Industry Impact

From smart cities and utilities to MedTech and agriculture, we've built transformative solutions across diverse sectors. Our broad experience ensures we understand your industry and deliver measurable results.

Locations (1)

Strzegomska 140A Wrocław, Poland 54-429

50 - 75

Contact Grinn

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Grinn

Electronic design for a smarter world

Overview by:

1 Locations

Services

Focus

Industries

Clients

Pricing Snapshot

What Clients Have Said

Most Common Project Size

Select a service to see pricing information

Highly Rated Similar Providers

Reviews

Grinn Review Insights

Overall Review Rating

Top Mentions

Review Highlights

Outstanding Problem-Solving Skills

Excellent Customer Service

Impressive Project Management

Room for Improvement in Planning

High-Quality Deliverables

Innovative and Collaborative Approach

Reviews mentioning:

Grinn Reviews

Prototype Design & Dev for Electrical Installation Company

BACKGROUND

OPPORTUNITY / CHALLENGE

SOLUTION

RESULTS & FEEDBACK

RATINGS

Hardware Design & Product Dev for Fire Protection Company

BACKGROUND

OPPORTUNITY / CHALLENGE

SOLUTION

RESULTS & FEEDBACK

RATINGS

Custom Software Dev for IT Company

BACKGROUND

OPPORTUNITY / CHALLENGE

SOLUTION

RESULTS & FEEDBACK

RATINGS

Portfolio & Awards

About the Team

Our Story

Meet the Team

Łukasz GajdaChief Technology Officer

What Sets Us Apart

Quick Facts

Location

Locations (1)

Contact

Connections