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Where Innovation Meets Execution

Seisan is a market leader in providing custom mobile and location-based application solutions. We have built a rock-solid reputation in the web and mobile application development community for providing excellent development and consulting services to a vast array of clients. Founded in 1994, our staff is unsurpassed in providing our clients with implementing highly scalable solutions, on-time and on budget.

  • Min project size
    Undisclosed
  • Hourly rate
    Undisclosed
  • Employees
    10 - 49
  • Locations
    Lancaster, PA
  • Year founded
    Founded 1994

1 Locations

  • Lancaster , PA

Select Focus Area
Application Platforms
Amazon Application Development Framework
25%
Azure Platform
20%
Linux server
15%
Heroku
5%
Other app platform
5%
Windows server
5%
AR/VR Development Focus
Vuforia
20%
CMS Focus
Adobe Experience Manager CMS
100%
Frameworks and CMS
.NET
18%
Other frameworks and CMS
6%
Spring MVC
6%
Programming & Scripting
ASP
7%
C#
7%
HTML5
7%
Perl
7%
Python
7%
Typescript
7%
UnrealScript
7%
Objective C
2%
Industries
Manufacturing
20%
Consumer products & services
15%
Government
15%
GPS, Navigation & GIS
10%
Gaming
10%
Medical
10%
Other industries
10%
Advertising & marketing
5%
eCommerce
5%
Clients
Enterprise (>$1B)
45%
Midmarket ($10M - $1B)
30%
Small Business (<$10M)
25%

Pricing Snapshot

Min. project size Undisclosed
Avg. hourly rate Undisclosed
Rating for cost 4.8 /5

What Clients Have Said

Clients appreciate Seisan's good value for cost, often highlighting budget-friendly pricing. Specific projects range from $15,000 to $400,000, with positive notes on responsiveness and timely delivery. Overall, they are seen as a cost-effective solution for various development needs.

This summary is based on verified Clutch reviews.

Most Common Project Size

< $49,999 based on 7 reviews
< $49,999 $50,000 - $199,999 $200,000 - $999,999 > $1,000,000

Select a service to see pricing information

Highly Rated Similar Providers

Seisan Review Insights

Overall Review Rating

4.8
  • Quality 4.8
  • Schedule 4.7
  • Cost 4.8
  • Willing to Refer 4.9

Top Mentions

Review Highlights

  • Cultural and Value Alignment

    Many clients chose Seisan for their alignment in company values and culture. This alignment fostered a collaborative environment and was a deciding factor in their selection as a service provider.

  • High-Quality Deliverables

    Seisan consistently delivered high-quality outputs that met or exceeded client expectations. Their dedication to quality and attention to detail were frequently commended by clients.

  • Room for Improved Documentation

    While communication was generally praised, one client suggested more detailed documentation and planning could enhance project outcomes further, indicating a potential area for improvement.

  • Impressive Customer Retention

    Seisan's work has contributed to high customer retention rates and consistent revenue growth for clients, underscoring their effectiveness and reliability as a partner in software development and technology solutions.

  • Strong Project Management

    Clients consistently praised Seisan's project management skills, citing timely deliveries and responsiveness. They effectively communicated and adapted to new requirements, ensuring projects stayed on track and within budget.

  • Proactive and Customer-Focused Approach

    Seisan's proactive approach and focus on customer satisfaction were key factors in successful collaborations. Their commitment to understanding and achieving client goals was evident across projects.

Seisan Reviews

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Services
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Industry
Location

Custom Software Development for IT Co

  • Custom Software Development
  • Amazon Application Development Framework
    +1
  • Confidential
  • Oct. 2020 - Mar. 2025
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They can effectively communicate concerns and provide solutions."

Oct 22, 2024
Asst VP & Delivery, ArdentMC
Christy Fultz
Verified
  • Information technology
  • Vienna, Virginia
  • 51-200 Employees
  • Online Review
  • Verified

Seisan has built custom software for an IT company. The team has built and supported the client's custom applications, such as the STAR app, Coeus API, and DICE app, and maintained them against vulnerabilities.

VR App Development for Data Analytics Company

  • AR/VR Development
  • Unity
    +1
  • $10,000 to $49,999
  • Feb. - July 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“We were impressed by their creativity.”

Oct 18, 2024
Senior Art Director, ThoughtSpot
Veronica Wagner
Verified
  • Gaming
  • 501-1,000 Employees
  • Phone Interview
  • Verified

A data analytics company hired Seisan to build a VR app. The team developed the app for VR headsets, initially creating a basic app before adding features using the client’s assets, storyboard, and artwork.

VR Showroom Dev for Copper Fittings Manufacturing Co

  • AR/VR Development
  • Immersive Learning Experiences
  • $10,000 to $49,999
  • Jan. - Mar. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"I was blown away with how detailed and realistic Seisan was able to make everything look."

Jun 20, 2024
Marketing Manager, Copper Fittings Manufacturing Co
Jessica Slaughter
Verified
  • Manufacturing
  • Hazelwood, Missouri
  • 51-200 Employees
  • Online Review
  • Verified

A copper fittings manufacturing company hired Seisan to develop a mobile, gamified VR showroom tour for end clients. The team included factory background sound effects and machine interaction features.

Custom Mobile App Dev for Home Care Software Company

  • Custom Software Development Mobile App Development Web Development
  • Windows server
  • $50,000 to $199,999
  • Oct. 2016 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We're impressed with how quickly Seisan gets in sync with what we're trying to accomplish."

May 3, 2024
Executive, Spectrum Voice Technologies Inc
Anonymous
Verified
  • Other industries
  • Encinitas, California
  • 1-10 Employees
  • Online Review
  • Verified

A home care software firm has hired Seisan develop an intricate GPS app for iOS and Android. The team has implemented several APIs into the app, including a voice gateway. They've also helped build web pages.

Custom Web Dev for Theater & Entertainment Company

  • Custom Software Development Web Development
  • $200,000 to $999,999
  • July 2017 - Feb. 2018
4.0
Quality
3.0
Schedule
3.0
Cost
4.0
Willing to Refer
4.0

"They had many people on their team with a lot of exposure to different kinds of technology."

Apr 26, 2022
Software Development Manager, Sight & Sound Theatre
Kevin McGillicuddy
Verified
  • Arts, entertainment & music
  • Lancaster, Pennsylvania
  • 501-1,000 Employees
  • Phone Interview
  • Verified

Seisan provided Angular development services, working on a web app and a custom internal communication site for a theater company. The app allowed to apply for jobs and buy tickets; it was built from scratch.

Web-Based Dashboard & Mobile App Dev for Railroad Company

  • Custom Software Development Mobile App Development Web Development
  • $200,000 to $999,999
  • Dec. 2022 - Ongoing
5.0
Quality
5.0
Schedule
4.5
Cost
4.5
Willing to Refer
5.0

"They are not afraid to make choices to keep the project moving."

Oct 17, 2024
Director of Technical Services, Railroad Company
Kevin Garben
Verified
  • Other industries
  • Pittsburgh, Pennsylvania
  • 1,001-5,000 Employees
  • Online Review
  • Verified

Seisan maintains and develops a railroad company's mobile app and web-based dashboard. The team also provides consulting on features, product improvements, and UX.

Mobile App Dev Services for Location Services Company

  • Mobile App Development
  • $10,000 to $49,999
  • Mar. - Aug. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Seisan knows their stuff, has the passion, remains professional, inspires creativity, and keeps the project on track."

May 3, 2024
Sr. Account Manager, MapQuest
Carol Marcoux
Verified
  • Other industries
  • Los Angeles, California
  • 11-50 Employees
  • Online Review
  • Verified

Seisan provided mobile app development services for a location services company. They assisted in creating the RFP, handled the management of the project, and developed a road rally app.

Custom Mobile App Development for IT Services Company

  • AR/VR Development Custom Software Development Mobile App Development
  • Azure Platform
  • $50,000 to $199,999
  • Aug. 2023 - Ongoing
4.5
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They deliver on time and are true professionals."

May 3, 2024
Senior Account Executive, CAS Severn
Carl Dodson
Verified
  • Other industries
  • Laurel, Maryland
  • 51-200 Employees
  • Online Review
  • Verified

Seisan has been hired by an IT services company for mobile app development support. The team is tasked with building an custom app with AR/VR capabilities.

Showing 1-8 of 8 Reviews

Locations (1)

8 N Queen St, 6th Floor LancasterPA, United States 17603

21 - 30

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