B&B Machine and Grinding Service has been a trusted name in the machining and manufacturing industry for over 75 years. Established in 1948, our company has built a reputation for delivering high-quality services and unparalleled expertise to our customers. Our founders' philosophy of "Constantly upgrading its machining capabilities, retaining the finest experienced personnel, diversifying our machining capabilities, and most importantly, preserving customer satisfaction through consistent HIGH QUALITY WORK" has remained unwavering to this day.
Our Commitment to Quality
Our commitment to quality is evident in every aspect of our operations. We have invested heavily in state-of-the-art equipment, including CNC mills and lathes, grinding machines, and a full-service Quality Control Lab. Our rigorous testing and quality control processes ensure that every product that leaves our shop meets the highest standards of quality.
Single Source Solution
We pride ourselves on being a single-source solution for our customers' machining and manufacturing needs. Our range of services includes precision machining, grinding, assembly, and packaging. We offer local pickup and delivery, making it convenient for our customers in the Front Range Corridor.
Our Capabilities
Our extensive list of CNC mills and lathes complements our grinding machines and strong partnerships with various skilled services. We offer a wide range of machining capabilities, including:
- Precision machining with positional and dimensional tolerances as low as 0.0002"
- Vertical mills and lathes of various sizes
- Horizontal machining centers with extensive axis travel
- Grinding machines, including rotary grinders, surface grinders, and O.D./I.D. grinders
Assembly and Packaging
Our assembly teams provide the optimum in speed and accuracy, and our facilities and equipment allow for packaging almost any configuration of size, shape, and weight. We offer local pickup and delivery, making it convenient for our customers in the Front Range Corridor.
Quality Assurance
At B&B Machine and Grinding Service, we take pride in our stringent quality control processes. Our temperature-controlled quality control room is equipped with state-of-the-art equipment, including a Numerex Coordinate Measuring Machine, SPI Quadra-Check II Optical comparator, Brown & Sharp 24" Micro-Hite Rockwell Hardness Tester, and Mitutoyo Digital Profilometer.
Our Certifications
We are proud to hold the following certifications:
- ISO 9001:2015 Certified
- ITAR Compliant
Management Issues
Several reviewers have raised concerns about the management of B&B, citing a lack of transparency and poor communication. David W. and Bilbo Baggins both had negative experiences with management, with David stating that employees are not even fired face-to-face and Bilbo being charged an exorbitant amount for a simple task.
Positive Experiences
On the other hand, Philo Beddoe and Mark Kovac had positive experiences with B&B. Philo praised the company, stating that they are "Honest and easy to work with - can't say enough good things about them!" Mark had a great experience with the company, specifically mentioning Fred, who went above and beyond to meet his needs.
Workmanship and Quality
Reviewers have mixed opinions about the workmanship and quality of B&B's products. Bilbo Baggins was unhappy with the price of a simple task, stating that it was overpriced. However, Philo Beddoe and Mark Kovac both praised the company's workmanship and quality.
Employee Conduct
There is an issue of suspected employee misconduct, as Stephen Brown believes that Myhre Elnora, who left a negative review, may be an employee of B&B looking to discredit the company.

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